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China Hot selling All in One Compact AC Power 220V 380V 400V 415V 460V Quiet Electric 3 Phase Full Feature Screw Type Air Compressor with Tank 12v air compressor

Product Description

 

Product Description

ZIQI CHINAMFG Screw Air Compressor Advantages:

A.80% components of CHINAMFG Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CHINAMFG bearings

Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD].The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more.

Model Air pressure Air flowing Motor power Dimension Weight
mpa bar(e) psi(g) m3/min cfm hp kw L(mm)*W(mm)*H(mm) Kgs
GA-3.7AL 0.7 7 102 0.55 19 5 3.7 1800mm*630mm*1450mm 360
0.8 8 116 0.45 16
1 10 145 0.35 12
GA-5.5AL 0.7 7 102 0.8 28 7 5.5 1800mm*630mm*1450mm 360
0.8 8 116 0.7 25
1 10 145 0.6 21
1.3 13 189 0.5 18
GA-7.5AL 0.7 7 102 1.3 46 10 7.5 1800mm*750mm*1600mm 520
0.8 8 116 1.2 42
1 10 145 1.1 39
1.3 13 189 0.9 32
GA-11AL 0.7 7 102 1.8 64 15 11 1800mm*750mm*1600mm 530
0.8 8 116 1.7 60
1 10 145 1.5 53
1.3 13 189 1.2 42
GA-15AL 0.7 7 102 2.7 95 20 15 2300mm*890mm*1725mm 850
0.8 8 116 2.5 88
1 10 145 2.3 81
1.3 13 189 2 71
GA-18.5AL 0.7 7 102 3.2 113 25 18.5 2300mm*890mm*1725mm 870
0.8 8 116 3 106
1 10 145 2.8 99
1.3 13 189 2.4 85
GA-22AL 0.7 7 102 3.8 134 30 22 2300mm*890mm*1725mm 890
0.8 8 116 3.6 127
1 10 145 3.2 113
1.3 13 189 2.8 99

Company Information

 

Packaging & Shipping

 

FAQ


Are you manufacturer?

ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.

How to get quicker quotation?

When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.

Hot sale produtions

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Support
Warranty: 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

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air compressor

Can Gas Air Compressors Be Used for High-Pressure Applications?

Gas air compressors can be used for high-pressure applications, but there are certain considerations to keep in mind. Here’s a detailed explanation:

Gas air compressors are available in various sizes and configurations, and their suitability for high-pressure applications depends on factors such as the compressor’s design, power output, and the specific requirements of the application. Here are some key points to consider:

1. Compressor Design:

Not all gas air compressors are designed to handle high-pressure applications. Some compressors are specifically built for low-to-medium pressure ranges, while others are designed to deliver higher pressure outputs. It is important to select a gas air compressor model that is rated for the desired pressure range. The compressor’s specifications and manufacturer’s guidelines will provide information on the maximum pressure it can generate.

2. Power Output:

The power output of a gas air compressor is a crucial factor in determining its suitability for high-pressure applications. High-pressure compressors require more power to achieve and sustain the desired pressure levels. It is important to ensure that the gas air compressor has sufficient power output to meet the demands of the specific high-pressure application.

3. Cylinder Configuration:

The cylinder configuration of the gas air compressor can also affect its ability to handle high-pressure applications. Compressors with multiple cylinders or stages are designed to generate higher pressures compared to compressors with a single cylinder. Multi-stage compressors compress the air in multiple steps, allowing for higher pressure ratios.

4. Safety Considerations:

High-pressure applications require careful attention to safety considerations. Gas air compressors used for high-pressure applications should be equipped with appropriate safety features such as pressure relief valves, pressure gauges, and safety shut-off systems. It is crucial to follow all safety guidelines and regulations to ensure safe operation.

5. Maintenance and Inspection:

Regular maintenance and inspection are essential for gas air compressors used in high-pressure applications. High-pressure operation can put additional stress on the compressor components, and proper maintenance helps ensure optimal performance and safety. Regular inspections and adherence to maintenance schedules will help identify and address any potential issues before they become major problems.

6. Application-specific Considerations:

Each high-pressure application may have specific requirements and considerations. It is important to evaluate factors such as the required pressure level, duty cycle, flow rate, and any specific environmental conditions that may impact the performance of the gas air compressor. Consulting with the compressor manufacturer or a qualified professional can help determine the suitability of a gas air compressor for a particular high-pressure application.

In summary, gas air compressors can be used for high-pressure applications, provided that they are designed, rated, and configured appropriately. It is essential to consider factors such as compressor design, power output, safety features, maintenance requirements, and application-specific considerations to ensure safe and reliable operation at high pressures.

air compressor

Can Gas Air Compressors Be Used for Natural Gas Compression?

Gas air compressors are not typically used for natural gas compression. Here’s a detailed explanation:

1. Different Compressed Gases:

Gas air compressors are specifically designed to compress atmospheric air. They are not typically designed or suitable for compressing natural gas. Natural gas, which is primarily composed of methane, requires specialized compressors designed to handle the unique properties and characteristics of the gas.

2. Safety Considerations:

Natural gas compression involves handling a flammable and potentially hazardous substance. Compressing natural gas requires specialized equipment that meets stringent safety standards to prevent leaks, minimize the risk of ignition or explosion, and ensure the safe handling of the gas. Gas air compressors may not have the necessary safety features or materials to handle natural gas safely.

3. Equipment Compatibility:

Natural gas compression systems typically include components such as gas compressors, gas coolers, separators, and control systems that are specifically designed and engineered for the compression and handling of natural gas. These components are built to withstand the specific demands and conditions associated with natural gas compression, including the high pressures and potential presence of impurities.

4. Efficiency and Performance:

Compressing natural gas requires specialized compressors that can handle the high-pressure ratios and volumetric flow rates associated with the gas. Gas air compressors are generally not designed to achieve the same compression ratios and performance levels required for natural gas compression. Using gas air compressors for natural gas compression would likely result in inefficient operation and suboptimal performance.

5. Regulatory Compliance:

Compressing natural gas is subject to various regulations and standards to ensure safety, environmental protection, and compliance with industry guidelines. These regulations often dictate specific requirements for equipment, materials, and operating procedures in natural gas compression systems. Gas air compressors may not meet these regulatory requirements for natural gas compression.

6. Industry Standards and Practices:

The natural gas industry has well-established standards and best practices for equipment selection, installation, and operation in gas compression systems. These standards are based on the specific requirements and characteristics of natural gas. Gas air compressors do not align with these industry standards and practices, which are essential for safe and efficient natural gas compression.

In summary, gas air compressors are not suitable for natural gas compression. Natural gas compression requires specialized equipment designed to handle the unique properties and safety considerations associated with the gas. Compressors specifically engineered for natural gas compression offer the necessary performance, safety features, and regulatory compliance required for efficient and reliable operation in natural gas compression systems.

air compressor

What Industries Commonly Use Gas Air Compressors?

Gas air compressors find applications in various industries where compressed air is required for powering tools, equipment, and systems. These compressors are valued for their portability, versatility, and ability to provide high-pressure air. Here’s a detailed explanation of the industries that commonly use gas air compressors:

1. Construction Industry:

The construction industry extensively utilizes gas air compressors for a wide range of tasks. Compressed air is used to power pneumatic tools such as jackhammers, nail guns, impact wrenches, and concrete breakers. Gas air compressors provide the necessary airflow and pressure to operate these tools efficiently, making them ideal for construction sites.

2. Mining Industry:

In the mining industry, gas air compressors play a vital role in various operations. Compressed air is used to power pneumatic tools for drilling, rock blasting, and excavation. It is also employed in ventilation systems, conveying systems, and pneumatic control devices in mines. Gas air compressors are valued for their durability and ability to operate in rugged and remote mining environments.

3. Oil and Gas Industry:

The oil and gas industry relies on gas air compressors for numerous applications. They are used for well drilling operations, powering pneumatic tools, and maintaining pressure in oil and gas pipelines. Gas air compressors are also utilized in natural gas processing plants, refineries, and petrochemical facilities for various pneumatic processes and equipment.

4. Manufacturing and Industrial Sector:

In the manufacturing and industrial sector, gas air compressors are extensively used in different applications. They provide compressed air for pneumatic tools, such as air-powered drills, sanders, grinders, and spray guns. Compressed air is also used in manufacturing processes such as material handling, assembly line operations, and pneumatic control systems.

5. Automotive Industry:

The automotive industry utilizes gas air compressors for a variety of tasks. Compressed air is employed in automotive assembly plants for pneumatic tools, paint spraying booths, and pneumatic control systems. Gas air compressors are also used in auto repair shops for powering air tools, tire inflation, and operating pneumatic lifts.

6. Agriculture and Farming:

Gas air compressors have applications in the agriculture and farming sector. They are used for tasks such as powering pneumatic tools for crop irrigation, operating pneumatic seeders or planters, and providing compressed air for farm maintenance and repair work. Portable gas air compressors are particularly useful in agricultural settings where electricity may not be readily available.

7. Food and Beverage Industry:

In the food and beverage industry, gas air compressors are employed for various pneumatic processes and equipment. They are used in food packaging operations, pneumatic conveying systems for ingredients and finished products, and air-powered mixing and blending processes. Gas air compressors in this industry are designed to meet strict hygiene and safety standards.

8. Pharmaceutical and Healthcare Sector:

The pharmaceutical and healthcare sector utilizes gas air compressors for critical applications. Compressed air is used in medical devices, dental equipment, laboratory instruments, and pharmaceutical manufacturing processes. Gas air compressors in this industry must adhere to stringent quality standards and maintain air purity.

These are just a few examples of the industries that commonly use gas air compressors. Other sectors, such as power generation, aerospace, marine, and chemical industries, also rely on gas air compressors for specific applications. The versatility and reliability of gas air compressors make them indispensable in numerous industries where compressed air is a vital resource.

China Hot selling All in One Compact AC Power 220V 380V 400V 415V 460V Quiet Electric 3 Phase Full Feature Screw Type Air Compressor with Tank   12v air compressorChina Hot selling All in One Compact AC Power 220V 380V 400V 415V 460V Quiet Electric 3 Phase Full Feature Screw Type Air Compressor with Tank   12v air compressor
editor by CX 2024-05-13

China manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer 12v air compressor

Product Description

7.5kw 39cfm Combined Screw Air Compressor With Air Tank And Dryer

Our products are widely used in power generation, semiconductor, shipbuilding, oil field, rubber, food, pharmacy, package, electronic, communication, cement, glasses, chemical, textile, papermaking, gas, and oil refining, etc.
 
Features Of Tank Mounted Screw Air Compressor
 

How can a compressed air system help you increase profitability? The answer is really pretty simple: by ensuring that you achieve the highest productivity in your shop while reducing the total cost of ownership to the absolute lowest levels.

Exceptional Value

1. Ultimate Reliability

• AirHorse is so confident in the performance of these compressors, that we offer a choice of extended warranty  packages designed to provide you with maximum operating security. 
• Smart integration eliminates leaks and pressure drops, ensuring  maximum reliability.

 

2. Ultimate Efficiency

• Delivers more air for less horsepower, saving thousands of dollars per year on energy 
• Eliminates wasteful unloaded running by cycling the compressor on/off .

 

3. Ultimate Flexibility

• With a simplified, easy to maintain structure and with long life components, a trouble-free operation is provided 
Compact machine design provides minimum working space

 

Smart Integration

1. A Revolutionary Advancement

Going far beyond combining the compressor, dryer and filters in 1 package, smart integration also:

• Eliminates vulnerable interconnecting piping 
• Minimizes pressure losses and drops 
• Integrates the compressor, dryer and filter into an energy-reducing, optimized system 
• Incorporates the entire supply-side system into 1 whisper-quiet package, enabling installation virtually anywhere
• Provides generous space to promote cooling and to allow unobstructed service

 

2. Dry and Clean Compressed Air

The Right Air Quality to Do the Job

• All Total Air System packages come fully equipped with an integral, energy-saving air treatment center including a high-performance air dryer and filtration pack to remove water, oil and particles from the air stream. 
• All components are perfectly matched to deliver the right air quality to increase air-powered tool and system equipment life.

 

3. High-efficiency Components

Setting the Standard in System Design

The Total Air System incorporates only the highest quality components to ensure that both system efficiency and productivity are maximized– a high-efficiency compressor room without the hassle, complexity and costs of the traditional compressor room. Total Air System packages come fully equipped with:

• A high-efficiency rotary screw air compressor 
• An energy-saving cycling refrigerated air dryer 
• A high-efficiency coalescing filter 
• A high-efficiency particulate filter 
• An integral air receiver storage tank 
• Integrated compressor and dryer controls 
• Low pressure drop piping

 

4 Life time benefits

(Benefits are virtually endless )

• Plug-and-play simplicity–eliminates the leading causes of failure in air systems: incorrect sizing and installation 
• Virtually no install costs–eliminates 80% of install time, material and costs 
• Integral packaging saves valuable floor space for other uses. 
• Lifetime power savings through highly efficient components 
• Increased productivity through better air quality-Eliminates water and corrosion resulting in extended tool and equipment life

 

AirHorse Screw Air Compressor (with tank and dryer)
Model Motor power Free air deliver Discharge pressure Noise level Lubricant oil Tank volume Electricity Weight Size
(KW) (HP) (m3/min) CFM (MPa) (dB) (L) (L) (V/ph/Hz) (KG) (mm)
SY-7 5.5 7.5 0.85 30 0.7 53-57 5.4 300 380/3/50 415 1900*720*1470
0.75 27 0.8
SY-10 7.5 10 1.20 42 0.7 63-67 5.4 300 380/3/50 420 1900*720*1470
1.10 39 0.8
0.90 32 1.0
SY-15 11 15 1.60 57 0.7 63-67 7 300 380/3/50 465 1900*720*1600
1.50 53 0.8
1.30 46 1.0
SY-20 15 20 2.50 88 0.7 63-67 8 300 380/3/50 510 1900*720*1600
2.30 81 0.8
2.10 74 1.0

 

 
Product display

Our Service
 

After-sale Service

• Any questions or requests before, during or after sales, we would like to help you any time and will find you the best solution in 24 hours.

• Warranty: One year for the whole machine Genuine spare parts will be provided with best price.

• Over board engineer service is available.

 

Special Customized Service

1) Full OEM

• Quantity: at least 5 pcs

• In this plan, we will do all the changes (Color, name plate and logo) as your need, and will not charge extra fee.

2) Half OEM

• Quantity: no limit

• Under this program, we can make the necessary alteration (name plate and logo) but we will charge some extra fee for the name plate, as the name plate factory has the MOQ.

3) Logo OEM

• Quantity: no limit

• Only the logo will be changed to yours, and no extra fee will be charged.

 

Overseas Engineer Service

• We are available to send our engineer for aboard service. Only need you to arrange the accommodation, transportation and translator. Extra cost for each will be discussed based on local price level.

FAQ

 

Q1: Warranty terms of your machine?
A3: One year warranty for the machine and technical support according to your needs.

 

Q2: Will you provide some spare parts of the machines?
A4: Yes, of course.

 

Q3: What about product package?
A5: We pack our products strictly with standard seaworthy case.

 

Q4: Can they be customized?
A6: Yes, of course. The voltage can be customized according to your equirement.

 

Q5: Which payment term can you accept?
A7: 50% T/T in advanced, 50% T/T before delivery.

 

Q6: How long will you take to arrange production?
A8: 380V 50HZ we can delivery the goods within 7-15 days. Other electricity or other color we will delivery within 25-30 days.

 

Q7: Can you accept OEM orders?
A9: Yes, with professional design team, OEM orders are highly welcome.

 

Q8: Which trade term can you accept?
A10: Available trade terms: FOB, CIF, CFR, EXW, CPT, etc.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style: Lubricated
Cooling System: Air Cooling
Type: Screw
Performance: Low Noise
Drive Mode: Electric
Power Source: Diesel
Customization:
Available

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air compressor

Are There Portable Screw Compressors Available?

Yes, portable screw compressors are available in the market to cater to various applications that require mobility and flexibility. Here’s a detailed explanation:

Portable screw compressors are compact and designed for easy transportation, allowing them to be used in different locations as needed. They offer the advantage of providing compressed air or gas on-site without the need for a fixed installation.

These compressors are typically designed with features that make them suitable for portable applications. Some key characteristics of portable screw compressors include:

  • 1. Compact and Lightweight Design: Portable screw compressors are designed to be lightweight and compact, making them easy to transport and maneuver. They are often mounted on wheels or skids for enhanced mobility.
  • 2. Durability and Robustness: Portable compressors are built to withstand the rigors of transportation and on-site use. They are constructed with sturdy materials and reinforced components to ensure durability in various working environments.
  • 3. Engine-Powered: Many portable screw compressors are powered by internal combustion engines, such as gasoline or diesel. This eliminates the need for a fixed power source, allowing them to be used in remote locations or areas without access to electricity.
  • 4. Integrated Controls and Safety Features: Portable compressors are equipped with user-friendly controls and safety features for easy operation and protection. These may include start/stop controls, pressure regulation systems, temperature monitoring, and safety shutdown mechanisms.
  • 5. Noise and Vibration Reduction: Portable screw compressors often incorporate noise and vibration reduction technologies to minimize their operational noise levels and vibrations. This helps maintain a comfortable and safe working environment.
  • 6. Versatility in Application: Portable screw compressors are designed to accommodate a wide range of applications. They can be used for construction projects, road repairs, mining operations, oil and gas exploration, emergency air supply, and other portable compressed air or gas requirements.

The capacity and performance of portable screw compressors can vary, ranging from smaller units suitable for light-duty tasks to larger compressors capable of delivering higher volumes and pressures for heavy-duty applications.

When selecting a portable screw compressor, it’s important to consider factors such as the required air or gas flow rate, operating pressure, power source availability, environmental conditions, and specific application needs. Consulting with manufacturers or suppliers can help in choosing the most suitable portable screw compressor for a particular use case.

air compressor

What Is the Impact of Ambient Temperature on Screw Compressor Performance?

Ambient temperature has a significant impact on the performance of screw compressors. Here’s a detailed explanation:

Screw compressors, like other types of compressors, rely on the surrounding environment to dissipate heat and maintain optimal operating conditions. The ambient temperature directly affects the compressor’s efficiency, capacity, power consumption, and overall performance.

Here are the key ways in which ambient temperature influences screw compressor performance:

1. Cooling Efficiency:

The cooling efficiency of a screw compressor is affected by the temperature difference between the compressed gas and the ambient air. As the ambient temperature increases, the temperature difference decreases, making it more challenging to transfer heat effectively. This can lead to higher discharge temperatures and reduced cooling efficiency, potentially impacting the compressor’s overall capacity and performance.

2. Capacity and Power Consumption:

Higher ambient temperatures can decrease the capacity of a screw compressor. Compressors are typically designed and rated based on specific operating conditions, including a defined ambient temperature range. When the ambient temperature exceeds the design limits, the compressor may experience reduced volumetric efficiency, resulting in a decrease in its overall capacity. Additionally, the compressor may require more power to maintain the desired pressure levels, leading to increased power consumption.

3. Heat Recovery:

In some applications, screw compressors are equipped with heat recovery systems to utilize the waste heat generated during compression. The effectiveness of heat recovery is influenced by the ambient temperature. Higher ambient temperatures can reduce the temperature differential available for heat exchange, limiting the potential for heat recovery and decreasing the overall system efficiency.

4. Lubrication and Cooling:

Screw compressors rely on lubrication systems to reduce friction and prevent wear between moving parts. The ambient temperature affects the performance of the lubricant. In high ambient temperatures, the lubricant may experience decreased viscosity, potentially leading to inadequate lubrication and increased wear on compressor components. Similarly, the cooling system of the compressor, including fans and heat exchangers, may be less effective in higher ambient temperatures, impacting the compressor’s ability to dissipate heat.

5. Operating Envelope:

Screw compressors have specified operating envelopes, which define the acceptable range of operating conditions, including ambient temperature. Operating the compressor outside its designed ambient temperature range can result in reduced reliability, increased maintenance requirements, and potential system failures. It is crucial to adhere to the manufacturer’s guidelines and ensure that the compressor operates within the recommended ambient temperature limits.

6. Control and Protection:

Modern screw compressors often feature advanced control and protection systems that monitor various parameters, including ambient temperature. These systems may adjust compressor operation, such as modulation of capacity or cooling strategies, to optimize performance and protect the compressor from operating outside safe limits. Understanding the impact of ambient temperature allows for appropriate adjustments and settings to maintain reliable and efficient compressor operation.

It’s important to note that different compressor models and manufacturers may have specific performance characteristics and operating limits. Therefore, consulting the manufacturer’s documentation and guidelines for the particular screw compressor in use is essential.

In summary, ambient temperature significantly affects the performance of screw compressors. Higher ambient temperatures can reduce cooling efficiency, decrease compressor capacity, increase power consumption, and impact lubrication and cooling systems. Adhering to recommended operating conditions and considering ambient temperature limitations are crucial for ensuring optimal performance, reliability, and longevity of screw compressors.

air compressor

Can Screw Compressors Be Used in Industrial Applications?

Yes, screw compressors are widely used in industrial applications and are well-suited for various industrial processes. Here’s a detailed explanation:

1. Manufacturing and Assembly:

Screw compressors find extensive use in manufacturing and assembly processes. They provide a reliable source of compressed air for powering pneumatic tools, such as drills, impact wrenches, and spray guns. Compressed air is also used for operating pneumatic cylinders and valves, facilitating automation and control in industrial production lines.

2. Industrial Automation:

In industrial automation systems, screw compressors play a crucial role in providing compressed air for actuating control valves, operating robotic arms, and powering pneumatic actuators. The continuous and reliable supply of compressed air from screw compressors ensures the smooth operation of automated machinery and equipment.

3. HVAC Systems:

Screw compressors are commonly used in large-scale heating, ventilation, and air conditioning (HVAC) systems. They are employed in chillers, which cool water or air for air conditioning and refrigeration purposes. Screw compressors in HVAC systems offer high energy efficiency, making them cost-effective and environmentally friendly options for large commercial and industrial buildings.

4. Food and Beverage Industry:

The food and beverage industry relies on screw compressors for various applications. They are used for providing compressed air in food processing and packaging operations, such as pneumatic conveying, filling, labeling, and sealing. Screw compressors used in this industry are often of the oil-free type to ensure air purity and prevent contamination of food products.

5. Pharmaceuticals and Healthcare:

In the pharmaceutical and healthcare sectors, screw compressors are vital for critical applications. They provide clean and oil-free compressed air required for pharmaceutical manufacturing processes, including tablet coating, fermentation, lyophilization, and cleanroom operations. Screw compressors with strict air quality standards, such as oil-free and contaminant-free options, are commonly used in these industries.

6. Energy and Power Generation:

Screw compressors play a significant role in energy and power generation facilities. They are used for processes such as gas compression, pneumatic conveying of coal and biomass, and control air supply in power plants. Screw compressors in these applications are designed to handle high pressures and large volumes of gas.

7. Mining and Construction:

In mining and construction industries, screw compressors are employed for various tasks. They power pneumatic tools and equipment used in drilling, rock blasting, material handling, and construction activities. Screw compressors are valued for their reliability, continuous operation, and ability to withstand harsh operating conditions.

8. Oil and Gas Industry:

The oil and gas industry extensively uses screw compressors for gas compression and processing. Screw compressors are employed in natural gas pipelines, gas processing plants, and refineries. They handle the compression of gases, such as natural gas, hydrogen, and process gases, ensuring efficient transportation and refining operations.

These are just a few examples of the industrial applications where screw compressors are commonly used. Their high efficiency, continuous operation, compact design, and capacity flexibility make them well-suited for a wide range of industrial processes and systems.

China manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer   12v air compressorChina manufacturer 7.5kw 10HP 39cfm Combined Screw Air Compressor with Air Tank and Dryer   12v air compressor
editor by CX 2024-04-26

China best CHINAMFG Belt Driven 30kw 40HP Compact Rotary Screw-Type Air Compressor with Tank Dryer Filters for Drilling on Sale air compressor for car

Product Description

ZIQI CHINAMFG Screw Air Compressor Advantages:

A.80% components of CHINAMFG Compressor adopt global well known reliable brand to make sure the air compressor with high quality,durable,energy saving:
1.Core part:Germany GHH RAND screw air end ;
2.Motor:adopt Brazil WEG brand,the second biggest motor manufacturer in the world,IE4 energy saving standard 3 phase induction motor,IP55 protection;
3.Italian EURE oil air vessel ,the lead pressure vessel manufacturer in the world;
4.Italian Manuli oil tube ;
5.French Schneider electric system;
6.Sweden CHINAMFG bearings

Energy saving:
The air compressor equiped the frequency inverter,to make the air compressor with variable speed drive [VSD].The principle of VSD is to adjust the motor rotation speed automatically according to the actual air consumption. The reduced system pressure decreases the total energy consumption of the whole system, which can reduce energy costs by 35% or more.

Technical Parameter

Model Air pressure Max air displacement  Motor power transmission dimension Weight Noise Outlet
cooling type
mpa bar(e)  psi(g)  m3/min  cfm  hp  kw  belt drive 
&
air cooling
L(mm) W(mm) H(mm) Kgs dB(A) mm
GA-3.7A 0.7 7 102 0.55 19 5 3.7  680  660  780  220 60±2  20
0.8 8 116 0.45 16
1 10 145 0.35 12
GA-5.5A 0.7 7 102 0.8 28 7 5.5 680 660 780 230 61±2 20
0.8 8 116 0.7 25
1 10 145 0.6 21
1.3 13 189 0.5 18
GAS-7.5A VFC 0.7 7 102 1.3 46 10 7.5 950 650 915 270 62±2 20
0.8 8 116 1.2 42
1 10 145 1.1 39
1.3 13 189 0.9 32
GAS-11A VFC 0.7 7 102 1.8 64 15 11 950 650 915 280 63±2 20
0.8 8 116 1.7 60
1 10 145 1.5 53
1.3 13 189 1.2 42
GAS-15A VFC 0.7 7 102 2.7 95 20 15 1260 850 1220 540 66±2 25
0.8 8 116 2.5 88
1 10 145 2.3 81
1.3 13 189 2 71
GAS-18.5A VFC 0.7 7 102 3.2 113 25 18.5 1260 850 1220 550 67±2 25
0.8 8 116 3 106
1 10 145 2.8 99
1.3 13 189 2.4 85
GAS-22A VFC 0.7 7 102 3.8 134 30 22 1260 850 1220 560 67±2 25
0.8 8 116 3.6 127
1 10 145 3.2 113
1.3 13 189 2.8 99
GAS-30A VFC 0.7 7 102 5.7 201 40 30 1500 970 1375 780 67±2 40
0.8 8 116 5.5 194
1 10 145 5 177
1.3 13 189 4.5 159
GAS-37A VFC 0.7 7 102 6.8 240 50 37 1500 970 1375 800 68±2 40
0.8 8 116 6.31 222
1 10 145 5.7 201
1.3 13 189 5 177
GAS-45A VFC 0.7 7 102 7.9 279 60 45 1500 970 1375 820 69±2 40
0.8 8 116 7.4 261
1 10 145 6.9 244
1.3 13 189 6.1 215
GAS-55A VFC 0.7 7 102 10.9 385 75 55 direct drive &air cooling or water cooling 2150 1326 1766 1550 69±2 50
0.8 8 116 10.4 367
1 10 145 9.4 332
1.3 13 189 8.6 304
GAS-75A VFC 0.7 7 102 14.5 512 100 75 2150 1326 1766 1600 70±2 50
0.8 8 116 13.8 487
1 10 145 12.6 445
1.3 13 189 11.2 395
GAS-90A VFC 0.7 7 102 17 600 120 90 2545 1450 1900 2500 75±2 65
0.8 8 116 16.5 583
1 10 145 15.2 537
1.3 13 189 14 494

*For other requirements,please contact the salesman.

Company Information

Packaging & Shipping

FAQ

 

Are you manufacturer?
ZIQI: Yes,we are professional air compressor manufacturer over 10 years and our factory located in ZheJiang .
How long is your air compressor warranty?
ZIQI: For 1 year.
Do you provide After- sales service parts?
ZIQI: Of course, We could provide easy- consumable spares.
How long could your air compressor be used?
ZIQI: Generally, more than 10 years.
How about your price?
ZIQI: Based on high quality, Our price is very competitive in this market all over the world.
How about your customer service?
ZIQI: For email, we could reply our customers’ emails within 2 hours.
Do you support OEM?
ZIQI: YES, and we also provide multiple models to select.

How to get quicker quotation?

When you send us inquiry, please confirm below information at the same time:
* What is the air displacement (m3/min,cfm/min)?
* What is the air pressure (mpa,bar,psi)?
* What is the voltage in your factory (v/p/Hz)?
* It is ok if you need air tank, air dryer and filters.
This information is helpful for us to check suitable equipment solution and quotation quickly.

 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Technical Support
Warranty: Air End for 2 Years, and Whole Machine for 1 Year
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

|

air compressor

Can Gas Air Compressors Be Used for Well Drilling?

Gas air compressors can be used for well drilling, and they are commonly employed in drilling operations. Here’s a detailed explanation:

1. Air Drilling Method:

Gas air compressors are often utilized in the air drilling method, also known as pneumatic drilling. In this drilling technique, compressed air is used to create a high-velocity airflow that carries the drill cuttings to the surface. The high-pressure air also aids in cooling the drill bit and providing additional force for efficient drilling.

2. Benefits of Gas Air Compressors:

Gas air compressors offer several advantages for well drilling:

  • Portability: Gas air compressors can be easily transported to remote drilling sites, allowing for flexibility in well location.
  • Power: Gas air compressors provide high-pressure air output, which is essential for effective drilling in various geological formations.
  • Cost-Effectiveness: Gas air compressors can be more cost-effective compared to other drilling methods, as they eliminate the need for drilling mud and associated disposal costs.
  • Environmental Considerations: Air drilling with gas compressors produces minimal waste and does not require the use of potentially harmful drilling fluids, making it an environmentally friendly option.

3. Compressor Selection:

When selecting a gas air compressor for well drilling, several factors should be considered:

  • Pressure and Flow Requirements: Evaluate the pressure and flow requirements of the drilling operation to ensure that the gas air compressor can deliver the necessary air output.
  • Compressor Size and Power: Choose a compressor with adequate size and power output to match the drilling demands. Factors such as borehole depth, drill bit type, and drilling speed will influence the compressor’s power requirements.
  • Portability: Consider the portability features of the gas air compressor, such as its weight, dimensions, and mobility options, to facilitate transportation to drilling sites.

4. Safety Considerations:

It is essential to follow safety guidelines when using gas air compressors for well drilling. These may include proper ventilation to prevent the accumulation of exhaust fumes, adherence to equipment operating limits, and the use of personal protective equipment (PPE) for drilling personnel.

5. Other Considerations:

While gas air compressors are commonly used for well drilling, it is worth noting that the suitability of a gas air compressor for a specific drilling project depends on various factors such as geological conditions, well depth, and drilling objectives. It is recommended to consult with drilling experts and professionals to determine the most suitable drilling method and equipment for a particular project.

In summary, gas air compressors can be effectively used for well drilling, particularly in the air drilling method. They offer portability, power, cost-effectiveness, and environmental advantages. Proper selection, considering pressure and flow requirements, as well as safety precautions, is crucial to ensure successful and safe drilling operations.

air compressor

What Are the Key Components of a Gas Air Compressor Control Panel?

A gas air compressor control panel typically consists of several key components. Here’s a detailed explanation:

1. Power Switch:

The power switch allows the operator to turn the compressor on or off. It is usually a toggle switch or a push-button switch located on the control panel.

2. Pressure Gauges:

Pressure gauges display the compressed air pressure at different stages of the compression process. Commonly, there are two pressure gauges: one to measure the incoming air pressure (suction pressure) and another to measure the outgoing compressed air pressure (discharge pressure).

3. Control Knobs or Buttons:

Control knobs or buttons are used to adjust and set various parameters of the compressor operation. These controls may include pressure settings, on/off timers, automatic start/stop functions, and other operational parameters specific to the compressor model.

4. Emergency Stop Button:

An emergency stop button is a critical safety feature that immediately shuts down the compressor in case of an emergency. Pressing the emergency stop button cuts off power to the compressor and stops its operation.

5. Motor Start/Stop Buttons:

Motor start and stop buttons allow the operator to manually start or stop the compressor motor. These buttons are used when manual control of the motor is required, such as during maintenance or troubleshooting.

6. Control Indicators:

Control indicators include various lights or LEDs that provide visual feedback about the compressor’s status and operation. These indicators may include power indicators, motor running indicators, pressure indicators, and fault indicators to signal any malfunctions or abnormal conditions.

7. Control Panel Display:

Some gas air compressors feature a control panel display that provides real-time information and feedback on the compressor’s performance. The display may show parameters such as operating pressure, temperature, maintenance alerts, fault codes, and other relevant information.

8. Start/Stop Control Circuit:

The start/stop control circuit is responsible for initiating and controlling the motor start and stop sequences. It typically includes relays, contactors, and other electrical components that enable the control panel to safely start and stop the compressor motor.

9. Safety and Protection Devices:

Gas air compressor control panels may incorporate safety and protection devices to safeguard the compressor and prevent potential damage or hazardous situations. These devices can include overload relays, thermal protection, pressure relief valves, and other safety features.

10. Control Panel Enclosure:

The control panel enclosure houses and protects the electrical components and wiring of the control panel. It provides insulation, protection from dust and moisture, and ensures the safety of the operator.

In summary, a gas air compressor control panel typically includes a power switch, pressure gauges, control knobs or buttons, emergency stop button, motor start/stop buttons, control indicators, control panel display (if applicable), start/stop control circuit, safety and protection devices, and a control panel enclosure. These components work together to monitor and control the compressor’s operation, ensure safety, and provide essential information to the operator.

air compressor

Can Gas Air Compressors Be Used in Remote Locations?

Yes, gas air compressors are well-suited for use in remote locations where access to electricity may be limited or unavailable. Their portability and reliance on gas engines make them an ideal choice for providing a reliable source of compressed air in such environments. Here’s a detailed explanation of how gas air compressors can be used in remote locations:

1. Independence from Electrical Grid:

Gas air compressors do not require a direct connection to the electrical grid, unlike electric air compressors. This independence from the electrical grid allows gas air compressors to be used in remote locations, such as wilderness areas, remote job sites, or off-grid locations, where it may be impractical or cost-prohibitive to establish electrical infrastructure.

2. Mobility and Portability:

Gas air compressors are designed to be portable and easy to transport. They are often equipped with handles, wheels, or trailers, making them suitable for remote locations. The gas engine powering the compressor provides mobility, allowing the compressor to be moved to different areas within the remote location as needed.

3. Fuel Versatility:

Gas air compressors can be fueled by various types of combustible gases, including gasoline, diesel, natural gas, or propane. This fuel versatility ensures that gas air compressors can adapt to the available fuel sources in remote locations. For example, if gasoline or diesel is readily available, the gas air compressor can be fueled with these fuels. Similarly, if natural gas or propane is accessible, the compressor can be configured to run on these gases.

4. On-Site Power Generation:

In remote locations where electricity is limited, gas air compressors can serve as on-site power generators. They can power not only the compressor itself but also other equipment or tools that require electricity for operation. This versatility makes gas air compressors useful for a wide range of applications in remote locations, such as powering lights, tools, communication devices, or small appliances.

5. Off-Grid Operations:

Gas air compressors enable off-grid operations, allowing tasks and activities to be carried out in remote locations without relying on external power sources. This is particularly valuable in industries such as mining, oil and gas exploration, forestry, or construction, where operations may take place in remote and isolated areas. Gas air compressors provide the necessary compressed air for pneumatic tools, drilling equipment, and other machinery required for these operations.

6. Emergency Preparedness:

Gas air compressors are also beneficial for emergency preparedness in remote locations. In situations where natural disasters or emergencies disrupt the power supply, gas air compressors can provide a reliable source of compressed air for essential equipment and systems. They can power emergency lighting, communication devices, medical equipment, or backup generators, ensuring operational continuity in critical situations.

7. Adaptability to Challenging Environments:

Gas air compressors are designed to withstand various environmental conditions, including extreme temperatures, humidity, dust, and vibrations. This adaptability to challenging environments makes them suitable for use in remote locations, where environmental conditions may be harsh or unpredictable.

Overall, gas air compressors can be effectively used in remote locations due to their independence from the electrical grid, mobility, fuel versatility, on-site power generation capabilities, suitability for off-grid operations, emergency preparedness, and adaptability to challenging environments. These compressors provide a reliable source of compressed air, enabling a wide range of applications in remote settings.

China best CHINAMFG Belt Driven 30kw 40HP Compact Rotary Screw-Type Air Compressor with Tank Dryer Filters for Drilling on Sale   air compressor for carChina best CHINAMFG Belt Driven 30kw 40HP Compact Rotary Screw-Type Air Compressor with Tank Dryer Filters for Drilling on Sale   air compressor for car
editor by CX 2024-04-25

China supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank portable air compressor

Product Description

2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank

Windbell Electrics is a high-tech company, located in HangZhou National High and New Technology Industries Development Zone, began to manufacturing air compressor from year 2006. In year 2011, CHINAMFG Machinery was registered as an independent subsidiary of CHINAMFG Electrics.

Windbell machinery has responsible employees equipped with 5 0 testing machines working in the plant area of 3200 square meter.
A qualified profile R & D team with experience in developing products with G H H-RAND and ROTORCOMP, has 13 patents granted. The company can produce 4, 0 0 0 air compressor every year.
We believe that without an good quality management system you cannot make good quality products. With I S O 9 0 0 1 ,I S O 1 4 0 0 1 and CE certifications, the company aims to be a CHINAMFG in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R & D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment.

Our electrical stationary air compressor from 7.5-75 kw is equipped with turbo radial fan which is more efficient and quiet .The products are sold to Southeast Asia, South America,Central Asia, Middle East, Africa, and America.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Twin-Screw Compressor
Customization:
Available

|

air compressor

What Safety Precautions Should Be Taken When Operating Screw Compressors?

When operating screw compressors, it is important to follow specific safety precautions to ensure the well-being of personnel and prevent potential accidents. Here’s a detailed explanation:

1. Familiarize Yourself with the Equipment:

  • Before operating a screw compressor, thoroughly read and understand the manufacturer’s instructions, safety guidelines, and operating procedures. Familiarize yourself with the specific features, controls, and safety devices of the compressor.

2. Wear Appropriate Personal Protective Equipment (PPE):

  • Wear the necessary PPE, such as safety glasses, hearing protection, gloves, and appropriate clothing, when operating the compressor. PPE helps protect against potential hazards, including flying debris, noise, and contact with hot or moving parts.

3. Ensure Proper Ventilation:

  • Operate the screw compressor in a well-ventilated area to prevent the buildup of potentially harmful gases or fumes. Ensure that the compressor’s intake and exhaust vents are not obstructed, allowing for adequate airflow.

4. Compressor Location:

  • Position the compressor on a stable and level surface to prevent tipping or instability during operation. Ensure that the compressor is located away from flammable materials, heat sources, or sources of ignition.

5. Electrical Safety:

  • Follow electrical safety guidelines and ensure that the compressor is properly grounded. Avoid using damaged or frayed electrical cords and ensure that the electrical connections are secure.

6. Lockout/Tagout Procedures:

  • Before performing any maintenance or repair tasks on the compressor, follow lockout/tagout procedures to isolate electrical power and prevent accidental startup. Lockout/tagout procedures help protect against unexpected energization of the compressor or its components.

7. Pressure Relief:

  • Before performing any maintenance tasks or opening the compressor, ensure that all pressure has been relieved from the system. Follow proper procedures for depressurizing the compressor and associated piping to avoid sudden releases of pressure.

8. Hot Surfaces:

  • Be cautious of hot surfaces, such as compressor casings, piping, or discharge components. Allow sufficient cooling time before touching or performing maintenance tasks on hot surfaces to avoid burns.

9. Maintenance and Inspection:

  • Adhere to the manufacturer’s recommended maintenance schedule and perform regular inspections of the compressor. Replace any worn or damaged components promptly to prevent potential hazards or malfunctions.

10. Emergency Procedures:

  • Be familiar with emergency procedures, including how to shut down the compressor in case of an emergency, how to respond to leaks or spills, and how to handle fire or electrical incidents. Have emergency contact information readily available.

11. Training and Qualified Personnel:

  • Ensure that operators and maintenance personnel are adequately trained in the safe operation and maintenance of screw compressors. Only allow qualified personnel to perform maintenance or repair tasks.

It is essential to consult the specific safety guidelines provided by the manufacturer of the screw compressor as they may include additional precautions or recommendations.

In summary, when operating screw compressors, it is important to familiarize yourself with the equipment, wear appropriate PPE, ensure proper ventilation, follow electrical safety measures, implement lockout/tagout procedures, be cautious of hot surfaces, perform regular maintenance and inspections, and be prepared with emergency procedures. By following these safety precautions, the risk of accidents or injuries can be minimized, ensuring a safe working environment when operating screw compressors.

air compressor

Are There Regulations Governing the Use of Screw Compressors in Certain Industries?

Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:

1. Occupational Safety and Health Administration (OSHA):

In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.

2. Environmental Protection Agency (EPA):

The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.

3. Industry-Specific Regulations:

Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:

a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).

b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).

c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.

d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.

It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.

It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.

air compressor

How Does a Screw Compressor Work?

A screw compressor operates based on a unique rotary positive displacement principle. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically referred to as male and female rotors, that rotate in opposite directions within a housing. The rotors have specially designed profiles that interlock with each other, creating a series of compression chambers as they rotate. The compression chambers gradually reduce in volume as the rotors rotate, compressing the air or gas trapped inside.

Suction Process:

The suction process begins when the rotors start rotating. As they rotate, the helical lobes or threads on the rotors create expanding spaces between them. The expanding spaces draw in the air or gas from the inlet port, allowing it to enter the compression chamber. The suction process continues as the rotors rotate, and the expanding spaces move the air or gas towards the discharge side of the compressor.

Compression Process:

As the air or gas enters the compression chamber, it gets trapped between the interlocking lobes or threads of the rotors. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors. The volume of the compression chamber gradually decreases as the lobes or threads of the rotors intermesh, compressing the air or gas. The compression process is continuous and smooth as the air or gas moves from the suction side to the discharge side of the compressor.

Discharge Process:

Once the air or gas reaches the discharge end of the compression chamber, it is pushed towards the outlet port. The compressed air or gas is then released from the compressor through the outlet port to be used for various applications.

Oil-Injected and Oil-Free Variants:

Screw compressors are available in both oil-injected and oil-free variants. In oil-injected screw compressors, a small amount of lubricating oil is injected into the compression chamber. The oil provides lubrication, cooling, and sealing between the rotors, reducing friction and minimizing wear. The oil-injected variant is commonly used in industrial applications where a small amount of oil in the compressed air is acceptable.

Oil-free screw compressors, on the other hand, are designed to operate without the need for oil lubrication. These compressors use specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and eliminate the need for oil. Oil-free screw compressors are preferred in applications that require oil-free and contaminant-free compressed air, such as in the food and beverage, pharmaceutical, and electronics industries.

In summary, a screw compressor works by utilizing interlocking helical rotors to compress air or gas. The rotating rotors draw in the air or gas during the suction process, and as they rotate, the trapped air or gas is compressed within the compression chamber. The compressed air or gas is then discharged from the compressor. Screw compressors are available in oil-injected and oil-free variants, catering to different application requirements.

China supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   portable air compressorChina supplier 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   portable air compressor
editor by CX 2024-04-23

China supplier 75kw 4in1 Screw Air CHINAMFG with Tank and Line Filters for Industrial air compressor oil

Product Description

Four Components

Internal Structure Frontside

Internal Structure Backside

Product Features
1. Adopting direct-connected rotation mode, low power and high efficiency.

2. Adopting unique filtration and lubrication system to ensure stable operation of lubrication sealing, noise reduction and cooling function.

3. Automatic control system, man-machine interaction and precise control.

4. High-efficiency cooling filtration and precision filtration systems ensure purer gas transmission.

5. 4-in-1 integration program, reduces floor space, easy and quick installation.

Our Advantages

1. Price advantage

Direct to provide customers with ex-factory prices, so that customers are more competitive.

2.  Direct deal
All products are supplied directly from the factory and we will offer more cost-effective products.

3. OEM & ODM services
The strong production and management capacity of the factory can provide OEM/ODM service for you.

4. Customised service
We accept non-standard orders, export orders, voltage/power/pressure, etc, which can be customized. If you have demands, please contact us.

5. Accept small order
You can place a small trial order first to test the quality of our products.

6. Fast delivery
High-quality products with timely delivery.

7. Complete authorisation
For distributors, we can provide the full authorization certificate to allow you to sell our SANZHI brand products.

Certifications Display

FAQ
Q1. Are you a trading company or manufacturer?
A: We are a professional manufacturer of screw air compressors, with more than 10 years of experience.

Q2. How do you control quality?
A: 1. The raw materials are strictly inspected.
  2. Installation procedures are strictly controlled.
  3. Each machine must pass at least 5 hours of continuous testing before leaving the factory.

Q3. What information must I provide to get the suitable machine?
1. How much air delivery capacity (Unit: CFM or m³/Min)
2. How much working pressure (Unit: PSI, Bar or Mpa)
3. What is the voltage and frequency of my country of residence (V/Hz)
4. Whether I need other accessories such as an air tank, filters, and/or air dryers.
Tell us the answer, we will offer a scheme for you!

Q4. What is the general unit conversion?
1Bar = 0.1Mpa = 14.5PSI
1m³/min = 35.32cfm
1KW = 1.34HP

Q5. What is the available voltage air compressor?
A: Sanzhi available voltage include 380v/50hz/3p, 400v/50hz/3p, 415v/50hz/3p, 220v/60hz/3p, 440v/60hz/3p, and can be customized according to your requirements.

Q6. How long is the delivery time?
A: For standard voltage,15 working days after the confirmed order. Non-standard, please contact our sales.

Q7. What’s the payment term?
A: 30% T/T in advance, 40% T/T before shipment, and 30% T/T against the B/L copy. USD, RMB can be accepted.

Q8. How about your warranty?
A: One year for the whole machine and 2 years for screw air compressor, except for consumable spare parts.

Q9. What about the maintenance?
A: First maintenance needs to be done after 500 hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.

Q10. Can machines be run in high-temperature environment?
A: Yes, machines would run in high-temperature environment countries. Working temperature from -20° to 45°(-4ºF-113ºF).

Q11. Do you offer OEM service?
A: Yes, with a professional design team, both OEM & ODM orders are highly welcome.

Q12. How long could your air compressor be used?
A: Generally, more than 10 years.

Q13. Will you provide some spare parts for the machines?
A: Yes, of course.

Q14. How about your after-sales service?
A: Provide customers with installation and commissioning online instructions, and arrange for our engineers to help you with training and installation.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Technology Support
Warranty: 1 Year, 2 Years
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Horizontal
Samples:
US$ 3500/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

air compressor

What Safety Precautions Should Be Taken When Operating Screw Compressors?

When operating screw compressors, it is important to follow specific safety precautions to ensure the well-being of personnel and prevent potential accidents. Here’s a detailed explanation:

1. Familiarize Yourself with the Equipment:

  • Before operating a screw compressor, thoroughly read and understand the manufacturer’s instructions, safety guidelines, and operating procedures. Familiarize yourself with the specific features, controls, and safety devices of the compressor.

2. Wear Appropriate Personal Protective Equipment (PPE):

  • Wear the necessary PPE, such as safety glasses, hearing protection, gloves, and appropriate clothing, when operating the compressor. PPE helps protect against potential hazards, including flying debris, noise, and contact with hot or moving parts.

3. Ensure Proper Ventilation:

  • Operate the screw compressor in a well-ventilated area to prevent the buildup of potentially harmful gases or fumes. Ensure that the compressor’s intake and exhaust vents are not obstructed, allowing for adequate airflow.

4. Compressor Location:

  • Position the compressor on a stable and level surface to prevent tipping or instability during operation. Ensure that the compressor is located away from flammable materials, heat sources, or sources of ignition.

5. Electrical Safety:

  • Follow electrical safety guidelines and ensure that the compressor is properly grounded. Avoid using damaged or frayed electrical cords and ensure that the electrical connections are secure.

6. Lockout/Tagout Procedures:

  • Before performing any maintenance or repair tasks on the compressor, follow lockout/tagout procedures to isolate electrical power and prevent accidental startup. Lockout/tagout procedures help protect against unexpected energization of the compressor or its components.

7. Pressure Relief:

  • Before performing any maintenance tasks or opening the compressor, ensure that all pressure has been relieved from the system. Follow proper procedures for depressurizing the compressor and associated piping to avoid sudden releases of pressure.

8. Hot Surfaces:

  • Be cautious of hot surfaces, such as compressor casings, piping, or discharge components. Allow sufficient cooling time before touching or performing maintenance tasks on hot surfaces to avoid burns.

9. Maintenance and Inspection:

  • Adhere to the manufacturer’s recommended maintenance schedule and perform regular inspections of the compressor. Replace any worn or damaged components promptly to prevent potential hazards or malfunctions.

10. Emergency Procedures:

  • Be familiar with emergency procedures, including how to shut down the compressor in case of an emergency, how to respond to leaks or spills, and how to handle fire or electrical incidents. Have emergency contact information readily available.

11. Training and Qualified Personnel:

  • Ensure that operators and maintenance personnel are adequately trained in the safe operation and maintenance of screw compressors. Only allow qualified personnel to perform maintenance or repair tasks.

It is essential to consult the specific safety guidelines provided by the manufacturer of the screw compressor as they may include additional precautions or recommendations.

In summary, when operating screw compressors, it is important to familiarize yourself with the equipment, wear appropriate PPE, ensure proper ventilation, follow electrical safety measures, implement lockout/tagout procedures, be cautious of hot surfaces, perform regular maintenance and inspections, and be prepared with emergency procedures. By following these safety precautions, the risk of accidents or injuries can be minimized, ensuring a safe working environment when operating screw compressors.

air compressor

Can Screw Compressors Be Used in Food Processing?

Yes, screw compressors can be used in food processing. Here’s a detailed explanation:

Screw compressors are widely employed in various industrial applications, including the food processing industry. They provide a reliable and efficient source of compressed air, which is used for a range of purposes in food processing facilities. Here are some key points to consider:

1. Packaging: Screw compressors are commonly used in food packaging processes. Compressed air is utilized for tasks such as operating pneumatic actuators, controlling packaging machinery, and inflating packaging materials, such as bags and containers.

2. Cleaning and Drying: Compressed air is essential for cleaning and drying applications in the food industry. Screw compressors supply the necessary air pressure for tasks such as blowing off debris, dust, or moisture from food products, packaging surfaces, and production equipment.

3. Pneumatic Conveying: Screw compressors play a crucial role in pneumatic conveying systems used for transporting food products, such as grains, powders, or granules. Compressed air is utilized to create the necessary airflow to move the food materials through pipes or tubes to different processing stages or storage areas.

4. Cooling and Freezing: In food processing, screw compressors are often employed in refrigeration and cooling systems. They provide compressed air for various cooling processes, such as air chilling, blast freezing, or cryogenic freezing, which help maintain the freshness and quality of perishable food products.

5. Air Control and Mixing: Compressed air is utilized for precise air control and mixing applications in food processing. It can be used to control the flow rate, pressure, and temperature of air in mixing processes, such as dough mixing or batter preparation.

6. Cleaning-In-Place (CIP) Systems: CIP systems are widely used in the food industry to clean and sanitize equipment and pipelines. Compressed air is often an integral part of these systems, assisting in the removal of residues and ensuring proper cleaning and hygiene practices.

When using screw compressors in food processing, it is important to consider specific requirements and regulations related to food safety and quality. Here are some key considerations:

a) Food-Grade Lubricants: Ensure that the screw compressor is compatible with food-grade lubricants. Lubricants used in the compressor should be safe for incidental contact with food products and compliant with applicable food safety regulations.

b) Air Purity: Depending on the application, the compressed air may need to meet specific air quality standards to prevent contamination of food products. Standards such as ISO 8573, which define air purity classes for different contaminants, can be referenced to determine the required level of air purity.

c) Maintenance and Cleaning: Implement proper maintenance and cleaning procedures for the screw compressor to prevent any potential contamination risks. Regular inspection, cleaning, and adherence to good manufacturing practices (GMP) are essential to ensure food safety and compliance.

d) Regulatory Compliance: Comply with relevant food safety regulations and guidelines, such as those established by the Food and Drug Administration (FDA) or local regulatory authorities. These regulations may cover various aspects, including equipment design, materials, cleanliness, and hygiene practices.

In summary, screw compressors can be used in food processing for tasks such as packaging, cleaning, pneumatic conveying, cooling, and mixing. However, it is important to consider food safety regulations, use food-grade lubricants, maintain air quality, and follow proper maintenance and cleaning procedures to ensure compliance and protect the integrity of food products.

air compressor

What Is a Screw Compressor?

A screw compressor is a type of positive displacement compressor that operates based on the principle of rotary motion. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically called male and female rotors, that rotate in opposite directions within a housing. The rotors have specially designed profiles that interlock with each other, creating a series of compression chambers as they rotate. As the rotors rotate, the volume of these chambers decreases, compressing the air or gas trapped inside.

Compression Process:

As the air or gas enters the screw compressor, it gets trapped between the rotors’ lobes or threads. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors and gradually compressed. The compression occurs continuously and smoothly as the air or gas moves from the suction side to the discharge side of the compressor. The interlocking rotors ensure a continuous flow of compressed air or gas without pulsation.

Oil-Injected and Oil-Free Variants:

Screw compressors are available in both oil-injected and oil-free variants. In oil-injected screw compressors, a small amount of lubricating oil is injected into the compression chamber to provide lubrication, cooling, and sealing between the rotors. The oil also helps in reducing friction and minimizing wear. Oil-injected screw compressors are commonly used in various industrial applications where a small amount of oil in the compressed air is acceptable.

On the other hand, oil-free screw compressors are designed to operate without the need for oil lubrication. These compressors use specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and prevent the need for oil. Oil-free screw compressors are often favored in applications where oil-free and contaminant-free compressed air is essential, such as in food and beverage, pharmaceutical, and electronics industries.

Applications:

Screw compressors are widely used in various industries for a range of applications. They are commonly employed in manufacturing plants, refineries, power generation facilities, and other industrial settings to supply compressed air or gas for pneumatic tools, process equipment, air conditioning systems, and more. The ability of screw compressors to deliver a continuous flow of compressed air or gas makes them suitable for applications that require a steady and reliable source of compressed air.

Advantages:

Screw compressors offer several advantages compared to other types of compressors. They provide high efficiency and can deliver a large volume of compressed air or gas. The continuous compression process results in smooth operation with minimal pulsation. Additionally, screw compressors are known for their compact design, low vibration levels, and relatively quiet operation.

In summary, a screw compressor is a rotary positive displacement compressor that uses interlocking helical rotors to compress air or gas. It operates based on a continuous compression process and is available in both oil-injected and oil-free variants. Screw compressors find widespread use in various industries for applications that require a reliable source of compressed air or gas.

China supplier 75kw 4in1 Screw Air CHINAMFG with Tank and Line Filters for Industrial   air compressor oilChina supplier 75kw 4in1 Screw Air CHINAMFG with Tank and Line Filters for Industrial   air compressor oil
editor by CX 2024-04-23

China Best Sales Mg CHINAMFG with Tank Air Dryer and Filter for Electricity air compressor repair near me

Product Description

Product Description

 

Product Parameters

Description of goods
Item

7.5KW
Screw
Compressor

Model

DHYC- 10A

Specification
Working Pressure                            8BAR
     
    Motor power 7.5KW
    Electricity supply 380v /50hz/3PH
    Air capacity 1200L/min
    Power source AC power
    Lubrication Style Lubricated
    Compress stage Single stage
    Cooling type Wind cooling
    Noise level 68db
    Size(L*W*H) 840*430*900mm
    Weight 130kg

Freeze Air Dryer

DH- 10AC

   
    Air capacity 1500L/min
    Working pressure 1.0Mpa
    Motor power 600w
    Electricity supply 220V/50HZ/1PH
    Cooling type Wind cooling
    Inlet Tem. 80C
    Environment tem. 0~45C
    Size(L*W*H) 730*420*680mm
    Weight 50kg

Air Tank

300L

Air capacity 300L
    Working pressure 0.8Mpa
    Material carbon steel
    Size(High*Inner
diameter)
1550*550mm
    Weight 70kg
Precision filter DH-015 Using life  
Drainer NP168 Automatic drainage  

Our Advantages

High Quality Motor

Efficient design ensures an ultra long service life of the motor. Fully enclosed motors can be used even under harsh conditions, and are equipped with phase sequence protection as standard to prevent reverse rotation.

Dry and Pure Air after Five level Filtration

Adopting high efficiency refrigerated desiccant and 5-level high efficiency precision filter, the pressure dew point is as low as 2-5 °C, the gas oil content is as low as 0.001 PPM, and the particle filtration accuracy reaches 0.01 um, ensuring that pure and dry compressed air is obtained to protect the lens from contamination.

Integrated Air Compressor Design

The integrated air compressor design is compact and saves space. After the integrated system of gas, the air index has
significantly increased, which can meet the needs of various companies’ processes and is very convenient to use.

Configuration

Portable / Stationary, We support customized services, and our commitment to quality and innovation enables us to provide diverse products to meet the specific needs of various industries.

Certifications

 

Company Profile

 

FAQ

Q1: Why Choose us?
A: Our products are all qualified by CE & ISO 9001. Our company introduces the advanced technology of German screw machine, adhering to the German industrial design concept and rigorous manufacturing process, specializing in CHINAMFG design, production and sales enterprises. We have 10 years exporting experience, which has helped us win more than 50 loyal foreign agents. We warmly welcome your small trial order for quality or market test.

Q2: Can you do OEM and ODM?
A: Yes, OEM and ODM are both available for us. With the requirements customization of the material, colors, style, the basic quantities will be advised after we discussed together.

Q3: Which shipping way can you provide?
A: We can provide shipping by sea, by air , by express and etc. according to customer requirements.

Q4: How to place order?
A: When you are ready to order, please contact us for confirm the suitable solution & plan & model. What cannot be ignored is you should provide a copy purchase order to ensure that your order is processed properly.

Q5: How about your after-sales service?
A: 1. Provide customers with installation and commissioning online instructions.
2.Prepare and Well-trained engineers available to overseas service within 1 year.
 

 

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Yes
Warranty: 1 Year
Lubrication Style: Oil-less
Cooling System: Air Cooling
Power Source: AC Power
Cylinder Position: Vertical
Customization:
Available

|

air compressor

How Does Variable Speed Control Work in Screw Compressors?

Variable speed control in screw compressors is a technology that allows the compressor’s rotational speed to be adjusted according to the compressed air or gas demand. This control method offers several benefits in terms of energy efficiency and system performance. Here’s a detailed explanation:

Variable speed control, also known as variable frequency drive (VFD) or inverter control, works by adjusting the speed of the compressor’s drive motor. The drive motor is typically an electric motor that powers the rotation of the compressor’s screw rotors.

The key components and operation of variable speed control in screw compressors are as follows:

  • 1. Drive Motor: The drive motor is connected to the compressor’s screw rotors and provides the rotational power required for compression. It is an electric motor capable of operating at variable speeds.
  • 2. Inverter or Variable Frequency Drive (VFD): The inverter or VFD is an electronic device that controls the speed of the drive motor. It converts the incoming electrical power into adjustable frequency and voltage, allowing precise control of the motor’s rotational speed.
  • 3. Control System: The control system of the screw compressor monitors and adjusts the speed of the drive motor based on the compressed air or gas demand. It receives input signals from sensors that measure parameters such as pressure, flow rate, or system demand, and sends corresponding signals to the inverter or VFD to regulate the motor speed.
  • 4. Speed Adjustment: When the demand for compressed air or gas decreases, the control system reduces the motor speed by decreasing the frequency and voltage supplied by the inverter or VFD. This results in a lower rotational speed of the screw rotors, reducing the compression capacity and power consumption of the compressor.
  • 5. Energy Efficiency: Variable speed control allows the compressor to match the output to the actual demand, avoiding energy wastage associated with constant-speed compressors. By operating at lower speeds during periods of lower demand, energy consumption can be significantly reduced. This energy-saving capability is particularly advantageous in applications with varying air or gas requirements.
  • 6. Smooth Operation: Variable speed control enables smooth and gradual motor acceleration and deceleration, minimizing mechanical stress on the compressor components and reducing the likelihood of sudden pressure surges or system shutdowns.
  • 7. System Stability: By adjusting the compressor’s speed to match the demand, variable speed control helps maintain stable system pressure and prevents excessive cycling of the compressor. This contributes to improved system performance and longevity.

It’s worth noting that variable speed control is more commonly found in larger screw compressors used in industrial and commercial applications. Smaller screw compressors may utilize fixed-speed motors due to cost considerations or simpler system requirements.

Overall, variable speed control in screw compressors offers precise capacity modulation, improved energy efficiency, enhanced system stability, and reduced maintenance requirements, making it a preferred choice in many applications where compressed air or gas demand fluctuates.

air compressor

Can Screw Compressors Be Used in Food Processing?

Yes, screw compressors can be used in food processing. Here’s a detailed explanation:

Screw compressors are widely employed in various industrial applications, including the food processing industry. They provide a reliable and efficient source of compressed air, which is used for a range of purposes in food processing facilities. Here are some key points to consider:

1. Packaging: Screw compressors are commonly used in food packaging processes. Compressed air is utilized for tasks such as operating pneumatic actuators, controlling packaging machinery, and inflating packaging materials, such as bags and containers.

2. Cleaning and Drying: Compressed air is essential for cleaning and drying applications in the food industry. Screw compressors supply the necessary air pressure for tasks such as blowing off debris, dust, or moisture from food products, packaging surfaces, and production equipment.

3. Pneumatic Conveying: Screw compressors play a crucial role in pneumatic conveying systems used for transporting food products, such as grains, powders, or granules. Compressed air is utilized to create the necessary airflow to move the food materials through pipes or tubes to different processing stages or storage areas.

4. Cooling and Freezing: In food processing, screw compressors are often employed in refrigeration and cooling systems. They provide compressed air for various cooling processes, such as air chilling, blast freezing, or cryogenic freezing, which help maintain the freshness and quality of perishable food products.

5. Air Control and Mixing: Compressed air is utilized for precise air control and mixing applications in food processing. It can be used to control the flow rate, pressure, and temperature of air in mixing processes, such as dough mixing or batter preparation.

6. Cleaning-In-Place (CIP) Systems: CIP systems are widely used in the food industry to clean and sanitize equipment and pipelines. Compressed air is often an integral part of these systems, assisting in the removal of residues and ensuring proper cleaning and hygiene practices.

When using screw compressors in food processing, it is important to consider specific requirements and regulations related to food safety and quality. Here are some key considerations:

a) Food-Grade Lubricants: Ensure that the screw compressor is compatible with food-grade lubricants. Lubricants used in the compressor should be safe for incidental contact with food products and compliant with applicable food safety regulations.

b) Air Purity: Depending on the application, the compressed air may need to meet specific air quality standards to prevent contamination of food products. Standards such as ISO 8573, which define air purity classes for different contaminants, can be referenced to determine the required level of air purity.

c) Maintenance and Cleaning: Implement proper maintenance and cleaning procedures for the screw compressor to prevent any potential contamination risks. Regular inspection, cleaning, and adherence to good manufacturing practices (GMP) are essential to ensure food safety and compliance.

d) Regulatory Compliance: Comply with relevant food safety regulations and guidelines, such as those established by the Food and Drug Administration (FDA) or local regulatory authorities. These regulations may cover various aspects, including equipment design, materials, cleanliness, and hygiene practices.

In summary, screw compressors can be used in food processing for tasks such as packaging, cleaning, pneumatic conveying, cooling, and mixing. However, it is important to consider food safety regulations, use food-grade lubricants, maintain air quality, and follow proper maintenance and cleaning procedures to ensure compliance and protect the integrity of food products.

air compressor

Are There Different Types of Screw Compressors?

Yes, there are different types of screw compressors available, catering to various application requirements. Here’s an overview of the main types:

1. Oil-Injected Screw Compressors:

Oil-injected screw compressors, also known as lubricated screw compressors, are the most common type. These compressors require the injection of a small amount of lubricating oil into the compression chamber. The oil serves multiple purposes, including lubrication, cooling, sealing, and reducing friction between the rotors. Oil-injected screw compressors are widely used in industrial applications where a small amount of oil in the compressed air is acceptable.

2. Oil-Free Screw Compressors:

Oil-free screw compressors are designed to operate without the need for oil lubrication. These compressors incorporate specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and eliminate the need for oil. Oil-free screw compressors are preferred in applications that require oil-free and contaminant-free compressed air. Industries like food and beverage, pharmaceuticals, electronics, and others often rely on oil-free screw compressors to ensure the purity of the compressed air.

3. Variable Speed Drive (VSD) Screw Compressors:

VSD screw compressors, also known as variable frequency drive (VFD) screw compressors, are equipped with a variable speed drive system. This system allows the compressor to adjust the rotational speed of the motor and, consequently, the speed of the screw rotors. By varying the speed, VSD screw compressors can closely match the compressed air or gas demand, resulting in energy savings and improved efficiency. VSD screw compressors are particularly beneficial in applications with varying air demand, as they can adapt their output accordingly.

4. Two-Stage Screw Compressors:

Two-stage screw compressors consist of two sets of rotors arranged in series. The first stage compresses the air or gas to an intermediate pressure, and the second stage further compresses it to the desired final pressure. Two-stage screw compressors are commonly used in applications that require higher discharge pressures. By dividing the compression into two stages, these compressors can achieve higher efficiency and improved performance in high-pressure applications.

5. Water-Injected Screw Compressors:

Water-injected screw compressors, also known as liquid-injected screw compressors, utilize water or a water-glycol mixture as a sealing and cooling medium. The water injection helps in sealing the compression chamber and reduces the discharge temperature, enhancing the compressor’s efficiency. Water-injected screw compressors are often used in applications where oil contamination is a concern, such as in the pharmaceutical and food processing industries.

Each type of screw compressor has its own advantages and is suitable for specific applications. The choice of the screw compressor type depends on factors such as the desired level of air purity, the need for oil-free operation, energy efficiency requirements, and the operating conditions of the application.

China Best Sales Mg CHINAMFG with Tank Air Dryer and Filter for Electricity   air compressor repair near meChina Best Sales Mg CHINAMFG with Tank Air Dryer and Filter for Electricity   air compressor repair near me
editor by CX 2024-02-28

China Professional 315kw Two-Stage Permanent Magnetic Variable-Frequency Screw Air Compressor for Air Tank Testing with Great quality

Product Description

Two-stage compression permanent magnet VSD 
screw air compressor

♦ Intelligent Touch-Screen Design

♦ Direct-driven

♦ Air Cooling

♦ 7/8/10/13bar

♦ Air Filter 

♦ Stainless Steel

♦ Piping Design

Advantages

1. The most advanced split type design
2. The air end and motor are connected by the coupling, free from the trouble of maintenance.
3. Double screw highly efficient air end design of large rotor, larger compressed capacity, longer service life with imported CHINAMFG bearings.
4. Permanent magnet motor
The motor is made of the special material of rare-earth permanent magnet, strong magnetic field, large overload torque and small current while starting and operation,
The special rare-earth permanent magnet with the special design of the rotor, makes the efficiency of the motor 10%-15% higher than the same horsepower induction motor.
Design of the lower temperature, the raise temperature of the motor<60K, greatly improves the service life and service factor.
Soft starter by the inverter
Avoiding the strong mechanical shock while starting, prolonging the life of machine, reducing the maintenance, improving the reliability. So it can save 30% energy.
 

Model Pressure
(mpa)
Displacement
(m³/min)
Power
(kw)
Dimension
(mm)
Weight
(kg)
Outlet Size
2PV-0.7/15 0.7  0.7-3.0 15 1450*780*1180 660 G1-1/4″
2PV-0.8/15 0.8  0.7-2.9
2PV-1.0/15 1.0  0.6-2.4
2PV-1.3/15 1.3  0.5-2.2
2PV-0.7/18.5 0.7  0.9-3.8 18.5 1450*780*1180 680 G1-1/2″
2PV-0.8/18.5 0.8  0.8-3.5
2PV-1.0/18.5 1.0  0.7-2.9
2PV-1.3/18.5 1.3  0.7-2.7
2PV-0.7/22 0.7  1.1-4.5 22 1500*956*1219 730 G1-1/2″
2PV-0.8/22 0.8  1.1-4.3
2PV-1.0/22 1.0  0.8-3.5
2PV-1.3/22 1.3  0.7-2.9
2PV-0.7/30 0.7  1.6-6.8 30 1650*880*1280 980 G1-1/2″
2PV-0.8/30 0.8  1.5-6.4
2PV-1.0/30 1.0  1.2-4.9
2PV-1.3/30 1.3  1.1-4.3
2PV-0.7/37 0.7  1.9-7.5 37 1800*1254*1560 1080 G1-1/2″
2PV-0.8/37 0.8  1.8-7.4
2PV-1.0/37 1.0  1.5-6.3
2PV-1.3/37 1.3  1.4-5.6
2PV-0.7/45 0.7  2.3-10.2 45 2150*1410*1640 1980 G2″
2PV-0.8/45 0.8  2.2-9.7
2PV-1.0/45 1.0  1.9-7.8
2PV-1.3/45 1.3  1.6-6.5
2PV-0.7/55 0.7  3.02-13.1 55 2150*1410*1640 2180 G2″
2PV-0.8/55 0.8  2.8-12.5
2PV-1.0/55 1.0  2.3-10.1
2PV-1.3/55 1.3  1.9-8.6
2PV-0.7/75 0.7  4.2-17.5 75 2250*1410*1640 2280 DN65
2PV-0.8/75 0.8  3.8-16.5
2PV-1.0/75 1.0  3.4-13.6
2PV-1.3/75 1.3  2.9-11.2
2PV-0.7/90 0.7  5.3-20.8 90 2650*1654*1870 3200 DN65
2PV-0.8/90 0.8  4.9-20.2
2PV-1.0/90 1.0  4.1-16.9
2PV-1.3/90 1.3  3.9-15.3
2PV-0.7/110 0.7  6.1-24.5 110 2720*1800*1900 3360 DN80
2PV-0.8/110 0.8  5.8-23.5
2PV-1.0/110 1.0  5.1-20.1
2PV-1.3/110 1.3  4.4-17.6
2PV-0.7/132 0.7  7.2-30.1 132 2850*1854*1900 3450 DN80
2PV-0.8/132 0.8  6.9-28.5
2PV-1.0/132 1.0  6.1-24.1
2PV-1.3/132 1.3  5.4-21.3
2PV-0.7/160 0.7  8.8-35 160 2866*1730*1918 3850 DN80
2PV-0.8/160 0.8  8.1-33.6
2PV-1.0/160 1.0  7.7-31.1
2PV-1.3/160 1.3  6.5-26.3
2PV-0.7/185 0.7  10.7-42 185 3200*1730*1918 3990 DN100
2PV-0.8/185 0.8  10.3-40
2PV-1.0/185 1.0  8.8-35.5
2PV-1.3/185 1.3  7.5-32.4
2PV-0.7/200 0.7  10.7-44.8 200 3300*2060*2280 5890 DN100
2PV-0.8/200 0.8  10.3-43
2PV-1.0/200 1.0  9.2-38.6
2PV-1.3/200 1.3  7.9-33
2PV-0.7/220 0.7  11.7-48.0 220 4000*1780*1968 6500 DN125
2PV-0.8/220 0.8  11.3-47.2
2PV-1.0/220 1.0  9.8-41.2
2PV-1.3/220 1.3  9.1-38.1
2PV-0.7/250 0.7  13.2-55.3 250 4000*2120*2200 6800 DN125
2PV-0.8/250 0.8  13.0-51.0
2PV-1.0/250 1.0  11.0-46.9
2PV-1.3/250 1.3  9.6-41.2
2PV-0.7/280 0.7  14.4-60.0 280 4000*2120*2200 7200 DN125
2PV-0.8/280 0.8  13.2-56.5
2PV-1.0/280 1.0  12.2-51.5
2PV-1.3/280 1.3  10.8-46.5
2PV-0.7/315 0.7  16.2-67.5 315 4450*2200*2500 7800 DN125
2PV-0.8/315 0.8  14.6-62.0
2PV-1.0/315 1.0  13.2-56.5
2PV-1.3/315 1.3  12.2-51.5
2PV-0.7/280W 0.7  14.4-60.0 280 3400*2100*2200
(Water coling)
7200 DN125
2PV-0.8/280W 0.8  13.2-56.5
2PV-1.0/280W 1.0  12.2-51.5
2PV-1.3/280W 1.3  10.8-46.5
2PV-0.7/315W 0.7  16.2-67.5 315 2850*2050*2120
(Water coling)
7800 DN125
2PV-0.8/315W 0.8  14.6-62.0
2PV-1.0/315W 1.0  13.2-56.5
2PV-1.3/315W 1.3  12.2-51.5

 

ZheJiang CHINAMFG Gas Compressor Manufacturing Co.,Ltd. founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R&D, production, sales and service for air compressors & Mining Equipment. Adopting advanced technology, design concept and quality control, and we are able to provide customized products to meet customers’ OEM needs.
Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, 4 modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of “ZheJiang high-tech enterprise” and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
    1.1 Oil-free screw air compressor
    1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
    2.1 Piston air compressor
    2.2 Oil-free piston air compressor
    2.3 Piston medium & high-pressure air compressor
3.Portable air compressor & Mining Equipment
    3.1 Diesel or Electric portable screw air compressor
    3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
    4.1 CHINAMFG or Adsorption compressed air drier
    4.2 Compressed air filter or tank
    4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company’s material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. which will ensure each compressor has reliable quality and has a complete record to trace, if needed.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.

Q: How can we start order with your factory?
A: First, leave us an inquiry and advise which item you’re interested, and then we will contact you in 24 hours. You’re so kind if provide all detailed information, will better for us to know exactly what you need.

Q: What are your MOQ?
A: Different products have different MOQ, most is 1 set.

Q: What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages.

Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q: Do you a trade company or real factory?
A: We are 100% factory; we located in ZheJiang city, China. /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: Online Support
Warranty: 1 Years
Lubrication Style: Lubricated
Customization:
Available

|

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

air compressor

Can Screw Compressors Be Used for Air Conditioning?

Yes, screw compressors can be used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Here’s a detailed explanation:

Screw compressors are a type of positive displacement compressor that can effectively handle large volumes of gas or air. They are known for their high efficiency, reliability, and ability to provide continuous operation. These qualities make screw compressors well-suited for air conditioning systems that require the compression of refrigerant gases to facilitate cooling.

In air conditioning applications, screw compressors are commonly used in two types of systems:

  • 1. Chillers: Screw compressors are frequently employed in chiller systems, which are central air conditioning units that cool water or another secondary refrigerant. In chiller-based air conditioning systems, the screw compressor works in conjunction with other components such as evaporators, condensers, and expansion valves to extract heat from the chilled water or secondary refrigerant and provide cooling to the desired space.
  • 2. Variable Refrigerant Flow (VRF) Systems: VRF systems utilize multiple individual indoor units connected to a single outdoor unit. These systems can provide simultaneous heating and cooling to different zones within a building. In VRF systems, screw compressors are often used in the outdoor units to compress the refrigerant gas, which is then distributed to the indoor units for heat exchange and cooling.

The advantages of using screw compressors in air conditioning systems include:

  • 1. High Capacity: Screw compressors are capable of handling large volumes of gas or air, making them suitable for air conditioning applications that require high cooling capacities.
  • 2. Energy Efficiency: Screw compressors can deliver high energy efficiency, especially when equipped with variable speed drives (VSD) that allow the compressor to adjust its speed based on the cooling demand. This leads to energy savings and improved system performance.
  • 3. Reliability: Screw compressors are known for their reliability and durability, making them a suitable choice for air conditioning systems that require continuous operation and long service life.
  • 4. Smooth Operation: Screw compressors operate with minimal vibration and noise, contributing to a comfortable and quiet air conditioning environment.
  • 5. Control Flexibility: Screw compressors can offer control flexibility, allowing for efficient modulation of cooling capacity based on the cooling load. This enables precise temperature control and improves overall system performance.

It’s important to note that screw compressors used in air conditioning systems require proper installation, maintenance, and periodic inspections to ensure optimal performance and longevity. Regular maintenance tasks, such as checking refrigerant levels, cleaning filters, and inspecting compressor components, should be performed in accordance with the manufacturer’s recommendations.

In summary, screw compressors can be effectively used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Their high capacity, energy efficiency, reliability, smooth operation, and control flexibility make them well-suited for chiller and VRF systems. Proper installation, maintenance, and adherence to manufacturer guidelines are essential for optimal performance and longevity of screw compressors in air conditioning applications.

air compressor

Are There Regulations Governing the Use of Screw Compressors in Certain Industries?

Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:

1. Occupational Safety and Health Administration (OSHA):

In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.

2. Environmental Protection Agency (EPA):

The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.

3. Industry-Specific Regulations:

Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:

a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).

b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).

c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.

d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.

It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.

It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.

air compressor

How Do Screw Compressors Compare to Piston Compressors?

Screw compressors and piston compressors are two common types of compressors used for various applications. Here’s a detailed comparison between these two types:

1. Working Principle:

Screw Compressors: Screw compressors use intermeshing rotors (usually a male and female rotor) to compress air or gas. The rotors rotate in opposite directions, creating compression chambers that gradually reduce in volume, compressing the air or gas. Piston Compressors: Piston compressors, also known as reciprocating compressors, use a piston and cylinder arrangement to compress air or gas. The piston moves back and forth within the cylinder, creating compression by reducing the volume of the chamber.

2. Continuous vs. Intermittent Compression:

Screw Compressors: Screw compressors provide continuous compression, which means they can deliver a steady flow of compressed air or gas without pulsations. The compression process is smooth and continuous, resulting in less vibration and noise. Piston Compressors: Piston compressors provide intermittent compression due to the reciprocating motion of the piston. The compression process is characterized by pulsations, resulting in pressure fluctuations and higher vibration levels compared to screw compressors.

3. Efficiency:

Screw Compressors: Screw compressors are known for their relatively high efficiency. They can achieve higher isothermal and adiabatic efficiency compared to piston compressors. The smooth and continuous compression process in screw compressors minimizes energy losses and heat generation, resulting in improved efficiency. Piston Compressors: Piston compressors have lower overall efficiency compared to screw compressors. The reciprocating motion of the piston leads to energy losses due to friction, heat generation, and pressure pulsations. These factors can reduce the efficiency of piston compressors, especially at higher compression ratios.

4. Size and Portability:

Screw Compressors: Screw compressors are generally more compact and require less space compared to piston compressors of similar capacity. They have a simpler design with fewer moving parts, making them relatively lightweight and easier to install. Screw compressors are often mounted on a skid or integrated into compact packages, offering convenient portability. Piston Compressors: Piston compressors are typically larger and bulkier compared to screw compressors of similar capacity. They have more complex designs with multiple moving parts, including pistons, connecting rods, and valves. The larger size and weight of piston compressors make them less portable and require more installation space.

5. Maintenance and Service:

Screw Compressors: Screw compressors generally require less maintenance compared to piston compressors. They have fewer moving parts, reducing the chances of wear and tear. Screw compressors often have longer service intervals and lower maintenance costs. However, proper lubrication and regular inspections are still necessary to ensure optimal performance and efficiency. Piston Compressors: Piston compressors require regular maintenance due to the higher number of moving parts. Components such as pistons, rings, valves, and bearings may require more frequent inspections, lubrication, and replacements. Maintenance costs and service intervals for piston compressors are typically higher compared to screw compressors.

6. Noise and Vibration:

Screw Compressors: Screw compressors operate with lower noise and vibration levels compared to piston compressors. The continuous and smooth compression process in screw compressors results in reduced vibrations and quieter operation, making them suitable for noise-sensitive environments. Piston Compressors: Piston compressors can generate higher noise levels and vibrations due to the reciprocating motion of the piston and the pulsations during compression. Additional measures, such as sound insulation and vibration dampening, may be required to minimize noise and vibration in piston compressors.

Both screw compressors and piston compressors have their advantages and disadvantages depending on specific application requirements. Screw compressors are favored in applications that demand continuous and efficient compression with minimal pulsations and lower noise levels. Piston compressors are suitable for applications that require intermittent compression, lower initial investment, and simplicity. Factors such as desired flow rate, pressure range, operating conditions, and cost considerations play a crucial role in selecting the appropriate compressor type for a given application.

China Professional 315kw Two-Stage Permanent Magnetic Variable-Frequency Screw Air Compressor for Air Tank Testing   with Great qualityChina Professional 315kw Two-Stage Permanent Magnetic Variable-Frequency Screw Air Compressor for Air Tank Testing   with Great quality
editor by CX 2024-02-27

China Professional Dental Air Compressor with 40 Liter Gas Tank for Dental Chair portable air compressor

Product Description

About Us
                                                                                
HangZhou CHINAMFG is the Group company that professionally engaged in selling of dental products in HangZhou, And we’re specialized in the production and sales of “Dental Material,Consumable and dental unit”, We are committed to give service to the global dental traders, dealers and dentists, provide one-stop dental shopping platform.

Oilless Dental Air Compressor  KJ-2000

Product Description

KJ-2000 OILLESS Dental AIR COMPRESSOR-6EW 90L

Features:
1.Silent

Fluctuations in output pressure smoothly without noise significantly reduced, to bring a quiet working environment by reducing noise pollution

2.Oil free

The first plant material itself does not contain oily substances, the work also without adding any lubricant, thereby improving the quality of the exclusion of air

3. Use and operation

Simple, safe, easy maintenance, reducing the time required for maintenance, money

4.High quality

Long life,low price, We use are the best parts, to ensure product quality, cheap price, our customers have been highly visited

5.Green,energy saving

Social development is a necessity, it is not only high but also energy efficiency

TECHNICAL DATAS

Voltage/Frequency 110V/220V AC 60Hz/50Hz Current 11A
Power 1800W Speed  
Volume Flow 324L/min Start working pressure 0.8Mpa
Rated exhaust pressure 0.8Mpa Air tank 90L
Noise 65-75dB Net Weight 128Kg
Gross Weight 135kg Package size 88*48*77cm(Carton)
 

If you’re interested in our product,please contact me.

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Type: Dental Air Compressor
Color: White,Blue
Supply Voltage: AC220V 50Hz
Working Pressure: 0.8MPa
Input Power: 1800W
Volume Flow: 324(L/Min)

air compressor

What Is the Typical Lifespan of a Gas Air Compressor?

The typical lifespan of a gas air compressor can vary depending on several factors, including the quality of the compressor, its usage patterns, maintenance practices, and environmental conditions. However, with proper care and maintenance, a gas air compressor can last for many years. Here’s a detailed explanation of the factors that can affect the lifespan of a gas air compressor:

1. Quality of the Compressor:

The quality and construction of the gas air compressor play a significant role in determining its lifespan. Compressors made with high-quality materials, precision engineering, and robust components are generally more durable and can withstand heavy usage over an extended period.

2. Usage Patterns:

The usage patterns of the gas air compressor can impact its lifespan. If the compressor is used consistently and for extended periods, it may experience more wear and tear compared to compressors used intermittently or for lighter tasks. Heavy-duty applications, such as continuous operation with high-demand tools, can put more strain on the compressor and potentially reduce its lifespan.

3. Maintenance Practices:

Regular maintenance is crucial for extending the lifespan of a gas air compressor. Following the manufacturer’s recommended maintenance schedule, performing routine tasks like oil changes, filter cleaning/replacement, and inspection of components can help prevent issues and ensure optimal performance. Neglecting maintenance can lead to accelerated wear and potential breakdowns.

4. Environmental Conditions:

The operating environment can significantly impact the lifespan of a gas air compressor. Factors such as temperature extremes, humidity levels, presence of dust or debris, and exposure to corrosive substances can affect the compressor’s components and overall performance. Compressors used in harsh environments may require additional protection or specialized maintenance to mitigate these adverse conditions.

5. Proper Installation and Operation:

Proper installation and correct operation of the gas air compressor are essential for its longevity. Following the manufacturer’s guidelines for installation, ensuring proper ventilation, maintaining correct oil levels, and operating within the compressor’s specified capacity and pressure limits can help prevent excessive strain and premature wear.

Considering these factors, a well-maintained gas air compressor can typically last anywhere from 10 to 15 years or even longer. However, it’s important to note that this is a general estimate, and individual results may vary. Some compressors may experience shorter lifespans due to heavy usage, inadequate maintenance, or other factors, while others may last well beyond the expected lifespan with proper care and favorable conditions.

Ultimately, investing in a high-quality gas air compressor, adhering to recommended maintenance practices, and using it within its intended capabilities can help maximize its lifespan and ensure reliable performance for an extended period.

air compressor

What Is the Role of Air Receivers in Gas Air Compressor Systems?

Air receivers play a crucial role in gas air compressor systems by serving as storage tanks for compressed air. Here’s a detailed explanation:

1. Storage and Stabilization:

The primary function of an air receiver is to store compressed air generated by the gas air compressor. As the compressor produces compressed air, the air receiver collects and stores it. This storage capacity helps meet fluctuating demand in compressed air usage, providing a buffer between the compressor and the system’s air consumption.

By storing compressed air, the air receiver helps stabilize the supply to the system, reducing pressure fluctuations and ensuring a consistent and reliable flow of compressed air. This is particularly important in applications where the demand for compressed air may vary or experience peaks and valleys.

2. Pressure Regulation:

Another role of the air receiver is to assist in pressure regulation within the gas air compressor system. As compressed air enters the receiver, the pressure inside increases. When the pressure reaches a predetermined upper limit, typically set by a pressure switch or regulator, the compressor stops supplying air, and the excess air is stored in the receiver.

Conversely, when the pressure in the system drops below a certain lower limit, the pressure switch or regulator signals the compressor to start, replenishing the compressed air in the receiver and maintaining the desired pressure level. This cycling of the compressor based on pressure levels helps regulate and control the overall system pressure.

3. Condensate Separation:

During the compression process, moisture or condensate can form in the compressed air due to the cooling effect. The air receiver acts as a reservoir that allows the condensate to settle at the bottom, away from the outlet. The receiver often includes a drain valve at the bottom to facilitate the removal of accumulated condensate, preventing it from reaching downstream equipment and causing potential damage or performance issues.

4. Energy Efficiency:

Air receivers contribute to energy efficiency in gas air compressor systems. They help optimize the operation of the compressor by reducing the occurrence of short-cycling, which refers to frequent on-off cycling of the compressor due to rapid pressure changes. Short-cycling can cause excessive wear on the compressor and reduce its overall efficiency.

The presence of an air receiver allows the compressor to operate in longer and more efficient cycles. The compressor runs until the receiver reaches the upper pressure limit, ensuring a more stable and energy-efficient operation.

5. Air Quality Improvement:

Depending on the design, air receivers can also aid in improving air quality in the compressed air system. They provide a space for the compressed air to cool down, allowing moisture and some contaminants to condense and separate from the air. This can be further enhanced with the use of additional filtration and drying equipment installed downstream of the receiver.

In summary, air receivers play a vital role in gas air compressor systems by providing storage capacity, stabilizing compressed air supply, regulating system pressure, separating condensate, improving energy efficiency, and contributing to air quality control. They are an integral component in ensuring the reliable and efficient operation of compressed air systems across various industries and applications.

air compressor

What Are the Primary Applications of Gas Air Compressors?

Gas air compressors have a wide range of applications across various industries and activities. These compressors, powered by gas engines, provide a portable and versatile source of compressed air. Here’s a detailed explanation of the primary applications of gas air compressors:

1. Construction Industry:

Gas air compressors are extensively used in the construction industry. They power a variety of pneumatic tools and equipment, such as jackhammers, nail guns, impact wrenches, and concrete breakers. The portable nature of gas air compressors makes them ideal for construction sites where electricity may not be readily available or practical to use.

2. Agriculture and Farming:

Gas air compressors find applications in the agricultural sector. They are used to operate air-powered machinery and tools, including pneumatic seeders, sprayers, and agricultural pumps. Gas air compressors provide the necessary power to carry out tasks such as crop seeding, irrigation, and pest control in agricultural settings.

3. Recreational Activities:

Gas air compressors are commonly utilized in recreational activities. They are used to inflate tires, sports balls, inflatable structures, and recreational equipment such as air mattresses, rafts, and inflatable toys. Gas air compressors provide a convenient and portable solution for inflating various recreational items in outdoor settings.

4. Mobile Service Operations:

Gas air compressors are employed in mobile service operations, such as mobile mechanics, tire service providers, and mobile equipment repair services. These compressors power air tools and equipment required for on-site repairs, maintenance, and servicing of vehicles, machinery, and equipment. The mobility of gas air compressors allows service providers to bring their tools and compressed air source directly to the location of the service requirement.

5. Remote Job Sites:

Gas air compressors are well-suited for remote job sites or locations without access to electricity. They are commonly used in industries such as mining, oil and gas exploration, and remote construction projects. Gas air compressors power pneumatic tools, machinery, and drilling equipment in these environments, providing a reliable source of compressed air for operational needs.

6. Emergency and Backup Power:

In emergency situations or during power outages, gas air compressors can serve as a backup power source. They can power essential equipment and systems that rely on compressed air, such as emergency lighting, communication devices, medical equipment, and backup generators. Gas air compressors provide a reliable alternative power solution when electrical power is unavailable or unreliable.

7. Sandblasting and Surface Preparation:

Gas air compressors are used in sandblasting and surface preparation applications. They provide the high-pressure air necessary for propelling abrasive media, such as sand or grit, to remove paint, rust, or other coatings from surfaces. Gas air compressors offer the power and portability required for sandblasting operations in various industries, including automotive, metal fabrication, and industrial maintenance.

8. Off-Road and Outdoor Equipment:

Gas air compressors are commonly integrated into off-road and outdoor equipment, such as off-road vehicles, utility trucks, and recreational vehicles. They power air-operated systems, including air suspension systems, air brakes, air lockers, and air horns. Gas air compressors provide the necessary compressed air for reliable and efficient operation of these systems in rugged and outdoor environments.

Overall, gas air compressors have diverse applications in construction, agriculture, recreational activities, mobile service operations, remote job sites, emergency power backup, sandblasting, and various off-road and outdoor equipment. Their portability, versatility, and reliable power supply make them indispensable tools in numerous industries and activities.

China Professional Dental Air Compressor with 40 Liter Gas Tank for Dental Chair   portable air compressorChina Professional Dental Air Compressor with 40 Liter Gas Tank for Dental Chair   portable air compressor
editor by CX 2024-02-20

China Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank best air compressor

Product Description

2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank

CHINAMFG Electrics is a high-tech company, located in HangZhou National High and New Technology Industries Development Zone, began to manufacturing air compressor from year 2006. In year 2011, CHINAMFG Machinery was registered as an independent subsidiary of CHINAMFG Electrics.

CHINAMFG machinery has responsible employees equipped with 5 0 testing machines working in the plant area of 3200 square meter.
A qualified profile R & D team with experience in developing products with G H H-RAND and ROTORCOMP, has 13 patents granted. The company can produce 4, 0 0 0 air compressor every year.
We believe that without an good quality management system you cannot make good quality products. With I S O 9 0 0 1 ,I S O 1 4 0 0 1 and CE certifications, the company aims to be a CHINAMFG in offering consumers efficient, energy-saving, and environment-friendly solutions in the application of air compressor. Based on its R & D output, the company has successfully applied its solutions to the field of mining, tunneling, outdoor construction and its technology also facilitates the production of medical oxygen generators and textile equipment.

Our electrical stationary air compressor from 7.5-75 kw is equipped with turbo radial fan which is more efficient and quiet .The products are sold to Southeast Asia, South America,Central Asia, Middle East, Africa, and America.
  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Structure Type: Closed Type
Installation Type: Stationary Type
Type: Twin-Screw Compressor
Customization:
Available

|

air compressor

Can Screw Compressors Be Used for Air Conditioning?

Yes, screw compressors can be used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Here’s a detailed explanation:

Screw compressors are a type of positive displacement compressor that can effectively handle large volumes of gas or air. They are known for their high efficiency, reliability, and ability to provide continuous operation. These qualities make screw compressors well-suited for air conditioning systems that require the compression of refrigerant gases to facilitate cooling.

In air conditioning applications, screw compressors are commonly used in two types of systems:

  • 1. Chillers: Screw compressors are frequently employed in chiller systems, which are central air conditioning units that cool water or another secondary refrigerant. In chiller-based air conditioning systems, the screw compressor works in conjunction with other components such as evaporators, condensers, and expansion valves to extract heat from the chilled water or secondary refrigerant and provide cooling to the desired space.
  • 2. Variable Refrigerant Flow (VRF) Systems: VRF systems utilize multiple individual indoor units connected to a single outdoor unit. These systems can provide simultaneous heating and cooling to different zones within a building. In VRF systems, screw compressors are often used in the outdoor units to compress the refrigerant gas, which is then distributed to the indoor units for heat exchange and cooling.

The advantages of using screw compressors in air conditioning systems include:

  • 1. High Capacity: Screw compressors are capable of handling large volumes of gas or air, making them suitable for air conditioning applications that require high cooling capacities.
  • 2. Energy Efficiency: Screw compressors can deliver high energy efficiency, especially when equipped with variable speed drives (VSD) that allow the compressor to adjust its speed based on the cooling demand. This leads to energy savings and improved system performance.
  • 3. Reliability: Screw compressors are known for their reliability and durability, making them a suitable choice for air conditioning systems that require continuous operation and long service life.
  • 4. Smooth Operation: Screw compressors operate with minimal vibration and noise, contributing to a comfortable and quiet air conditioning environment.
  • 5. Control Flexibility: Screw compressors can offer control flexibility, allowing for efficient modulation of cooling capacity based on the cooling load. This enables precise temperature control and improves overall system performance.

It’s important to note that screw compressors used in air conditioning systems require proper installation, maintenance, and periodic inspections to ensure optimal performance and longevity. Regular maintenance tasks, such as checking refrigerant levels, cleaning filters, and inspecting compressor components, should be performed in accordance with the manufacturer’s recommendations.

In summary, screw compressors can be effectively used for air conditioning applications, particularly in larger commercial and industrial HVAC systems. Their high capacity, energy efficiency, reliability, smooth operation, and control flexibility make them well-suited for chiller and VRF systems. Proper installation, maintenance, and adherence to manufacturer guidelines are essential for optimal performance and longevity of screw compressors in air conditioning applications.

air compressor

Can Screw Compressors Be Used in Food Processing?

Yes, screw compressors can be used in food processing. Here’s a detailed explanation:

Screw compressors are widely employed in various industrial applications, including the food processing industry. They provide a reliable and efficient source of compressed air, which is used for a range of purposes in food processing facilities. Here are some key points to consider:

1. Packaging: Screw compressors are commonly used in food packaging processes. Compressed air is utilized for tasks such as operating pneumatic actuators, controlling packaging machinery, and inflating packaging materials, such as bags and containers.

2. Cleaning and Drying: Compressed air is essential for cleaning and drying applications in the food industry. Screw compressors supply the necessary air pressure for tasks such as blowing off debris, dust, or moisture from food products, packaging surfaces, and production equipment.

3. Pneumatic Conveying: Screw compressors play a crucial role in pneumatic conveying systems used for transporting food products, such as grains, powders, or granules. Compressed air is utilized to create the necessary airflow to move the food materials through pipes or tubes to different processing stages or storage areas.

4. Cooling and Freezing: In food processing, screw compressors are often employed in refrigeration and cooling systems. They provide compressed air for various cooling processes, such as air chilling, blast freezing, or cryogenic freezing, which help maintain the freshness and quality of perishable food products.

5. Air Control and Mixing: Compressed air is utilized for precise air control and mixing applications in food processing. It can be used to control the flow rate, pressure, and temperature of air in mixing processes, such as dough mixing or batter preparation.

6. Cleaning-In-Place (CIP) Systems: CIP systems are widely used in the food industry to clean and sanitize equipment and pipelines. Compressed air is often an integral part of these systems, assisting in the removal of residues and ensuring proper cleaning and hygiene practices.

When using screw compressors in food processing, it is important to consider specific requirements and regulations related to food safety and quality. Here are some key considerations:

a) Food-Grade Lubricants: Ensure that the screw compressor is compatible with food-grade lubricants. Lubricants used in the compressor should be safe for incidental contact with food products and compliant with applicable food safety regulations.

b) Air Purity: Depending on the application, the compressed air may need to meet specific air quality standards to prevent contamination of food products. Standards such as ISO 8573, which define air purity classes for different contaminants, can be referenced to determine the required level of air purity.

c) Maintenance and Cleaning: Implement proper maintenance and cleaning procedures for the screw compressor to prevent any potential contamination risks. Regular inspection, cleaning, and adherence to good manufacturing practices (GMP) are essential to ensure food safety and compliance.

d) Regulatory Compliance: Comply with relevant food safety regulations and guidelines, such as those established by the Food and Drug Administration (FDA) or local regulatory authorities. These regulations may cover various aspects, including equipment design, materials, cleanliness, and hygiene practices.

In summary, screw compressors can be used in food processing for tasks such as packaging, cleaning, pneumatic conveying, cooling, and mixing. However, it is important to consider food safety regulations, use food-grade lubricants, maintain air quality, and follow proper maintenance and cleaning procedures to ensure compliance and protect the integrity of food products.

air compressor

What Is a Screw Compressor?

A screw compressor is a type of positive displacement compressor that operates based on the principle of rotary motion. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically called male and female rotors, that rotate in opposite directions within a housing. The rotors have specially designed profiles that interlock with each other, creating a series of compression chambers as they rotate. As the rotors rotate, the volume of these chambers decreases, compressing the air or gas trapped inside.

Compression Process:

As the air or gas enters the screw compressor, it gets trapped between the rotors’ lobes or threads. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors and gradually compressed. The compression occurs continuously and smoothly as the air or gas moves from the suction side to the discharge side of the compressor. The interlocking rotors ensure a continuous flow of compressed air or gas without pulsation.

Oil-Injected and Oil-Free Variants:

Screw compressors are available in both oil-injected and oil-free variants. In oil-injected screw compressors, a small amount of lubricating oil is injected into the compression chamber to provide lubrication, cooling, and sealing between the rotors. The oil also helps in reducing friction and minimizing wear. Oil-injected screw compressors are commonly used in various industrial applications where a small amount of oil in the compressed air is acceptable.

On the other hand, oil-free screw compressors are designed to operate without the need for oil lubrication. These compressors use specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and prevent the need for oil. Oil-free screw compressors are often favored in applications where oil-free and contaminant-free compressed air is essential, such as in food and beverage, pharmaceutical, and electronics industries.

Applications:

Screw compressors are widely used in various industries for a range of applications. They are commonly employed in manufacturing plants, refineries, power generation facilities, and other industrial settings to supply compressed air or gas for pneumatic tools, process equipment, air conditioning systems, and more. The ability of screw compressors to deliver a continuous flow of compressed air or gas makes them suitable for applications that require a steady and reliable source of compressed air.

Advantages:

Screw compressors offer several advantages compared to other types of compressors. They provide high efficiency and can deliver a large volume of compressed air or gas. The continuous compression process results in smooth operation with minimal pulsation. Additionally, screw compressors are known for their compact design, low vibration levels, and relatively quiet operation.

In summary, a screw compressor is a rotary positive displacement compressor that uses interlocking helical rotors to compress air or gas. It operates based on a continuous compression process and is available in both oil-injected and oil-free variants. Screw compressors find widespread use in various industries for applications that require a reliable source of compressed air or gas.

China Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   best air compressorChina Good quality 2.2kw 5.5kw 7.5kw 11kw 15kw Germany Technology Industrial Silent Electrical Rotary Screw Air Compressor with Dryer and Tank   best air compressor
editor by CX 2024-02-15

China high quality Mini Quiet 1 Phase 220/230/240V 8 Bar~10 Bar 4 Kw 5.5 HP 360L/Min Tank Mounted Pm VSD Rotary Screw Air Compressor for Automobile Spray Painting air compressor parts

Product Description

SINGLE PHASE OIL INJECTED ROTARY SCREW AIR COMPRESSOR (PM VSD)

Product Parameters

 

Product Description

Hot Sale Products

 

 

 

            2~10bar Oil-injected                        7~16bar All-in-1                       Small Single-phase
       Screw Air Compressor                   Screw Air Compressor                 Screw Air Compressor  

 

          2~40bar 100% Oil-free                   8~12bar 100% Oil-free                Diesel Engine Portable
       Screw Air Compressor                   Scroll Air Compressor                 Screw Air Compressor  

 

Main Product

 

What we can supply:

* Oil-injected Screw Air Compressor (2~16 bar)
* All-in-1 Screw Air Compressor with Tank, Dryer, and Filters (7~16 bar)
* Single-phase Small Screw Air Compressor for Home use (8~10 bar)
* Water-injected Oil-free Screw Air Compressor (2~40 bar)
* Oil-free Scroll Air Compressor (8~12 bar)
* Diesel&Electric Engine Portable Screw Air Compressor (8~30 bar)
* Air Dryer, Air tank, Filters, and other Spare parts

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

After-sales Service: 24*7 Online Services and Video Guide
Warranty: 1 Year for The Whole Machine & 2 Years for Airend
Lubrication Style: Lubricated
Cooling System: Air Cooling
Power Source: AC Power
Installation Type: Stationary Type
Customization:
Available

|

air compressor

What Is the Lifespan of a Typical Screw Compressor?

The lifespan of a typical screw compressor can vary depending on several factors, including the quality of the equipment, maintenance practices, operating conditions, and usage patterns. Here’s a detailed explanation:

The lifespan of a screw compressor is typically measured in operating hours, which refers to the cumulative hours the compressor has been in operation. While it’s challenging to provide an exact lifespan, as it can vary significantly, screw compressors are generally designed to have a long service life, often ranging from 20,000 to 100,000 operating hours.

Several factors can influence the lifespan of a screw compressor:

  • 1. Quality of Construction: The quality of construction and materials used in the compressor’s manufacturing plays a crucial role in its lifespan. Compressors built with high-quality components and robust construction tend to have a longer service life compared to those with lower-quality materials.
  • 2. Maintenance Practices: Regular and proper maintenance is essential to extend the lifespan of a screw compressor. Following the manufacturer’s recommended maintenance schedule, including tasks such as oil changes, filter replacements, and inspection of critical components, helps ensure optimal performance and reliability. Neglecting maintenance can lead to premature wear and potential breakdowns.
  • 3. Operating Conditions: The operating conditions in which the compressor operates can impact its lifespan. Factors such as temperature, humidity, and the presence of contaminants in the ambient air can affect the compressor’s performance and longevity. Compressors operated in clean, well-ventilated environments with controlled temperature and humidity conditions tend to have longer lifespans.
  • 4. Load and Usage Patterns: The load and usage patterns of the compressor also influence its lifespan. Compressors operated at or near their maximum capacity for prolonged periods may experience higher wear and tear compared to those operated within their recommended operating range. Compressors subjected to frequent start-stop cycles or continuous operation may have different lifespans based on the stress placed on their components.
  • 5. Maintenance and Repairs: The response to maintenance and repair needs can impact the compressor’s lifespan. Timely addressing of maintenance issues and prompt repairs when faults or malfunctions occur can prevent further damage and help prolong the compressor’s lifespan.
  • 6. Manufacturer and Design: The reputation and expertise of the manufacturer play a role in determining the compressor’s lifespan. Established manufacturers with a track record of producing reliable and durable equipment often design their compressors to have longer lifespans. It’s advisable to choose compressors from reputable manufacturers known for their quality and reliability.

It’s important to note that while a screw compressor may have a designed lifespan, it doesn’t necessarily mean it will fail immediately after reaching that threshold. With proper maintenance and care, compressors can often exceed their expected lifespan. On the other hand, neglecting maintenance or subjecting the compressor to harsh operating conditions can shorten its lifespan.

Regular monitoring of the compressor’s performance, including parameters such as discharge temperature, vibration levels, and energy consumption, can help identify any potential issues and take corrective actions to maintain the compressor’s reliability and extend its lifespan.

In summary, the lifespan of a typical screw compressor can range from 20,000 to 100,000 operating hours, depending on factors such as the quality of construction, maintenance practices, operating conditions, usage patterns, and manufacturer reputation. Adhering to proper maintenance practices, operating the compressor within its recommended parameters, and choosing a reputable manufacturer can help ensure a longer lifespan for the screw compressor.

air compressor

Are There Regulations Governing the Use of Screw Compressors in Certain Industries?

Yes, there are regulations governing the use of screw compressors in certain industries. Here’s a detailed explanation:

1. Occupational Safety and Health Administration (OSHA):

In the United States, OSHA sets standards and regulations to ensure the safety and health of workers. While OSHA does not have specific regulations solely focused on screw compressors, they have general requirements that apply to compressed air systems, including screw compressors. These requirements cover aspects such as electrical safety, guarding of moving parts, and proper maintenance practices to ensure worker safety.

2. Environmental Protection Agency (EPA):

The EPA in the United States regulates air emissions to protect the environment and public health. While screw compressors themselves are not directly regulated, if the compressed air is used in processes that emit pollutants, such as in industrial manufacturing, the EPA may have regulations that apply to those specific industries or processes.

3. Industry-Specific Regulations:

Certain industries have specific regulations that govern the use of screw compressors or compressed air systems. These regulations are often aimed at ensuring product quality, safety, and environmental compliance. Some examples include:

a) Food and Beverage Industry: The food and beverage industry often has strict regulations to ensure product safety and prevent contamination. Compressed air used in processes such as packaging, conveying, or powering equipment may need to meet specific quality standards, such as those established by the Food and Drug Administration (FDA) or the Global Food Safety Initiative (GFSI).

b) Pharmaceutical Industry: The pharmaceutical industry has stringent regulations to ensure product quality, safety, and compliance with Good Manufacturing Practices (GMP). Compressed air used in pharmaceutical manufacturing processes must meet specific standards, such as those outlined in the United States Pharmacopeia (USP) or the European Pharmacopoeia (Ph. Eur.).

c) Electronics Industry: The electronics industry often requires clean and dry compressed air to prevent damage to sensitive electronic components. Standards such as ISO 8573, which specify air purity classes for different contaminants in compressed air systems, may be applicable.

d) Automotive Industry: The automotive industry may have regulations and standards related to the use of compressed air in manufacturing processes, such as painting or pneumatic tools. These regulations often focus on worker safety, product quality, and environmental compliance.

It’s important for organizations in these industries to be aware of and comply with the relevant regulations governing the use of screw compressors. Compliance helps ensure the safety of workers, product quality, environmental protection, and overall regulatory compliance.

It’s worth noting that regulations may vary by country and region, so it’s essential to consult the specific regulations applicable to the industry and location where the screw compressors are being used.

air compressor

What Is a Screw Compressor?

A screw compressor is a type of positive displacement compressor that operates based on the principle of rotary motion. Here’s a detailed explanation:

Working Principle:

A screw compressor consists of two helical rotors, typically called male and female rotors, that rotate in opposite directions within a housing. The rotors have specially designed profiles that interlock with each other, creating a series of compression chambers as they rotate. As the rotors rotate, the volume of these chambers decreases, compressing the air or gas trapped inside.

Compression Process:

As the air or gas enters the screw compressor, it gets trapped between the rotors’ lobes or threads. As the rotors continue to rotate, the trapped air or gas is carried along the length of the rotors and gradually compressed. The compression occurs continuously and smoothly as the air or gas moves from the suction side to the discharge side of the compressor. The interlocking rotors ensure a continuous flow of compressed air or gas without pulsation.

Oil-Injected and Oil-Free Variants:

Screw compressors are available in both oil-injected and oil-free variants. In oil-injected screw compressors, a small amount of lubricating oil is injected into the compression chamber to provide lubrication, cooling, and sealing between the rotors. The oil also helps in reducing friction and minimizing wear. Oil-injected screw compressors are commonly used in various industrial applications where a small amount of oil in the compressed air is acceptable.

On the other hand, oil-free screw compressors are designed to operate without the need for oil lubrication. These compressors use specialized rotor coatings, such as PTFE (polytetrafluoroethylene) or other non-stick materials, to reduce friction and prevent the need for oil. Oil-free screw compressors are often favored in applications where oil-free and contaminant-free compressed air is essential, such as in food and beverage, pharmaceutical, and electronics industries.

Applications:

Screw compressors are widely used in various industries for a range of applications. They are commonly employed in manufacturing plants, refineries, power generation facilities, and other industrial settings to supply compressed air or gas for pneumatic tools, process equipment, air conditioning systems, and more. The ability of screw compressors to deliver a continuous flow of compressed air or gas makes them suitable for applications that require a steady and reliable source of compressed air.

Advantages:

Screw compressors offer several advantages compared to other types of compressors. They provide high efficiency and can deliver a large volume of compressed air or gas. The continuous compression process results in smooth operation with minimal pulsation. Additionally, screw compressors are known for their compact design, low vibration levels, and relatively quiet operation.

In summary, a screw compressor is a rotary positive displacement compressor that uses interlocking helical rotors to compress air or gas. It operates based on a continuous compression process and is available in both oil-injected and oil-free variants. Screw compressors find widespread use in various industries for applications that require a reliable source of compressed air or gas.

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editor by CX 2024-02-14