China OEM 500-2000nm3/H Air-Cooled High-Pressure Hydrogen Nitrogen Oxygen Gas Compressor Diaphragm Compressor 12v air compressor

Product Description

Diaphragm compressor according to the needs of the user, choose the right type of compressor to meet the needs of the user. The diaphragm of the metal diaphragm compressor completely separates the gas from the hydraulic oil system to ensure the purity of the gas and no pollution to the gas. At the same time, advanced manufacturing technology and accurate membrane cavity design technology are adopted to ensure the service life of the diaphragm compressor diaphragm. No pollution: the metal diaphragm group completely separates the process gas from the hydraulic oil and lubricating oil parts to ensure the gas purity.

Our company specialize in making various kinds of compressors, such as:Diaphragm compressor,Piston compressor, Air compressors,Nitrogen generator,Oxygen generator ,Gas cylinder,etc. All products can be customized according to your parameters and other requirements.

Our compressors can compress ammonia, propylene, nitrogen, oxygen, helium, hydrogen, hydrogen chloride, argon, hydrogen chloride, hydrogen sulfide, hydrogen bromide, ethylene, acetylene, etc.(Nitrogen diaphragm compressor, bottle filling compressor, oxygen diaphragm compressor)


  1. Good Sealing Performance.
  2. Cylinder has good heat dissipation performance .
  3. Completely Oil-free , the gas purity can be guaranteed to be higher than 99.999% .
  4. High Compression Ratios, High discharge pressure up to 1000bar .
  5. Long service life ,more than 20 years .

     Lubrication includes : oil free lubrication and splash lubrication
     Cooling method includes: Water cooling and air cooling.
     Type includes: V-type, W-type,D-type,Z-type

Product Description
Main Structure
The diaphragm compressor structure is mainly composed of a motor, base, crankcase, crankshaft linkage mechanism, cylinder components, crankshaft connecting rod, piston, oil and gas pipeline, electric control system, and some accessories.

Gas Media type
Our compressors can compress ammonia, propylene, nitrogen, oxygen, helium, hydrogen, hydrogen chloride, argon, hydrogen chloride, hydrogen sulfide, hydrogen bromide, ethylene, acetylene, etc.(Nitrogen diaphragm compressor, bottle filling compressor, oxygen diaphragm compressor

GZ Model Instruction
GZ diaphragm compressor is a special structure of the volumetric compressor, is the highest level of compression in the field of gas compression, this compression method Without secondary pollution, it can ensure the purity of gas is more than 5, and it has very good protection against compressed gas. It has the characteristics of large compression ratio, good sealing performance, and the compressed gas is not polluted by lubricating oil and other CHINAMFG impurities. Therefore, it is suitable for compressing high-purity, rare and precious, flammable, explosive, toxic, harmful, corrosive and high-pressure gases. The compression method is generally specified in the world for compressing high-purity gas, flammable and explosive gas, toxic gas and oxygen. Etc. (such as nitrogen diaphragm compressor, oxygen diaphragm compressor, hydrogen sulfide diaphragm compressor, argon diaphragm compressor, etc.).
GZ diaphragm compressor for my company independent research and development of large diaphragm compressor, its advantages are: high compression ratio, large displacement, large piston force, stable running, high exhaust pressure, etc, has been widely used and petroleum chemical industry and nuclear power plant, and so on,.Two GZ type diaphragm compressor cylinder arrangement for symmetrically arranged in parallel, more suitable for the petrochemical and nuclear power plant such as uninterrupted operation for a long time, because of the cylinder body symmetry, run up against other arrangement of diaphragm compressor is the most stable operation, running, small vibration from the ground clearance is more convenient in maintenance.

Food industry, petroleum industry, chemical industry, electronics industry, nuclear power plant, aerospace, medicine, scientific research.

Outlet pressure at 50bar 200 bar, 350 bar (5000 psi), 450 bar, 500 bar, 700 bar (10,000 psi) and other pressure can be customized.

Product features:
1. Good sealing performance:
A diaphragm compressor is a kind of special structure positive displacement compressor, the gas does not need lubrication, good sealing performance, the compression medium does not contact with any lubricant, will not produce any contamination in the compression process, Especially suitable for high purity (99.9999% above), rare, highly corrosive, toxic ,harmful, flammable , explosive and radioactive gas compression, transportation and bottle filling.

2. Cylinder heat dissipation performance is good:
Compressor cylinder heat dissipation performance is good, close to isothermal compression, can use high compression ratio, suitable for compression of high-pressure gas.

Technological advantage
1, Low of speed prolongs the service life of wearing parts. The new membrane cavity curve improves the volume efficiency. optimizes the gas valve profile, and the diaphragm adopts a special heat treatment method, greatly prolonging the service life.

2, the use of a high-efficiency cooler, so that the temperature is low, high efficiency, can properly extend the life of lubricating oil, O-ring, valve spring. Under the condition of meeting the technological parameters, the structure is more advanced, reasonable and energy-saving.

3, the cylinder head using a Mosaic double O-ring seal, its sealing effect is far better than open head.

4, diaphragm rupture alarm structure is advanced, reasonable, and reliable, diaphragm installation is non-directional and easy to replace.

5. The parts of the whole equipment are concentrated on a common skid which is easy to transport, install, and operate.

How does a diaphragm compressor work?
A diaphragm compressor is a variant of the classic reciprocating compressor with backup and piston rings and rod seal. The compression of gas occurs by means of a flexible membrane, instead of an intake element. The back-and-forth moving membrane is driven by a rod and a crankshaft mechanism.

GZ series diaphragm compressor parameter table
  Model Cooling
water (L/h)
pressure (MPa)
Dimensions L×W×H(mm) Weight (kg) Motor
Power (kW)
1 GZ-2/3 1000 2.0 0.0 0.3 1200×700×1100 0 2.2
2 GZ-5/0.5-10 200 5.0 0.05 1.0 1400×740×1240 650 2.2
3 GZ-5/13-200 400 5.0 1.3 20 1500×760×1200 750 4.0
4 GZ-15/3-19 500 15 0.3 1.9 1400×740×1330 750 4.0
5 GZ-30/5-10 500 30 0.5 1.0 1400×740×1330 700 3.0
6 GZ-50/9.5-25 600 50 0.95 2.5 1500×760×1200 750 5.5
7 GZ-20/5-25 600 20 0.5 2.5 1400×760×1600 650 4.0
8 GZ-20/5-30 1000 20 0.5 3.0 1400×760×1600 650 5.5
9 GZ-12/0.5-8 400 12 0.05 0.8 1500×760×1200 750 4.0
10 GZ-5/0.5-8 200 5.0 0.05 0.8 1400×740×1240 650 2.2
11 GZ-14/39-45 500 14 3.9 4.5 1000×460×1100 700 2.2
12 GZ-60/30-40 2100 60 3.0 4.0 1400×800×1300 750 3.0
13 GZ-80/59-65 500 80 5.9 6.5 1200×780×1200 750 7.5
14 GZ-30/7-30 1000 30 0.7 3.0 1400×760×1600 650 5.5
15 GZ-10/0.5-10 200 10 0.05 1.0 1400×800×1150 500 4.0
16 GZ-5/8 200 5.0 0.0 0.8 1400×800×1150 500 3.0
17 GZ-15/10-100 600 15 1.0 10 1400×850×1320 1000 5.5
18 GZ-20/8-40 1000 20 0.8 4.0 1400×850×1320 1000 4.0
19 GZ-20/32-160 1000 20 3.2 16 1400×850×1320 1000 5.5
20 GZ-30/7.5-25 1000 30 0.75 2.5 1400×850×1320 1000 7.5
21 GZ-5/0.1-7 1000 5.0 0.01 0.7 1200×750×1000 600 2.2
22 GZ-8/5 1000 8.0 0.0 0.5 1750×850×1250 1000 3.0
23 GZ-11/0.36-6 400 11 0.036 0.6 1500×760×1200 750 3.0
24 GZ-3/0.2 1000 3.0 0.0 0.02 1400×800×1300 1000 2.2
25 GZ-80/20-35 1500 80 2.0 3.5 1500×800×1300 900 5.5
26 GZ-15/30-200 1000 15 3.0 20 1400×1000×1200 800 4.0
27 GZ-12/4-35 1000 12 0.4 3.5 1500×1000×1500 800 5.5
28 GZ-10/0.5-7 400 10 0.05 0.7 1500×760×1200 750 3.0
29 GZ-7/0.1-6 1000 7.0 0.01 0.6 1200×900×1200 800 3.0
30 GZ-20/4-20 1000 20 0.4 2.0 1400×850×1320 750 2.2
31 GZF-42/120-350 1200 42 12 35 900×630×834 420 5.5
32 GZ-7/0.1-6 1500 7 0.01 0.6 1200×900×1200 800 3.0
33 GZ-120/80-85 1500 100 8.0 8.5 1200×900×1200 800 4.0
34 GZ-5/6-10 1000 5.0 0.6 1.0 1200×700×1100 700 2.2
35 GZ-7/50-350 1000 7.0 5.0 35 1150×700×1100 450 3.0
36 GZ-20/7-30 1000 20 0.7 3.0 1400×760×1100 750 4.0
37 GZ-62/40-56 1500 62 4.0 5.6 1200×700×1100 450 3.0
38 GZ-15/10-12 1500 15 1.0 1.2 1200×700×1100 500 3.0
39 GZ-14/6-20 1000 14 0.6 2.0 1200×700×1100 500 2.2
40 GZ-350/120-450 1000 350 5-20 450 2350×1850×1100 7000 37
41 GZ-936/8-8.3 2000 936 0.8 0.83 2100×1500×1700 2000 15

Customized is accepted , Pls provide the following information to us ,then we will do the technical proposal and best price to you.

1.Flow rate:  _______Nm3/h
2.Gas Media : ______ Hydrogen or Natural Gas or Oxygen or other gas 
3.Inlet pressure: ___bar(g)
4.Inlet temperature:_____ºC
5.Outlet pressure:____bar(g)
6.Outlet temperature:____ºC
7.Installation location: _____indoor or outdoor
8.Location ambient temperature: ____ºC
9.Power supply:  _V/  _Hz/ _3Ph
10.Cooling method for gas: air cooling or water cooing


Picture Dispaly  

Company strength display

After Sales Service
1.Quick response within 2 to 8 hours, with a reaction rate exceeding 98%;
2. 24-hour telephone service, please feel free to contact us;
3. The whole machine is guaranteed for 1 year (excluding pipelines and human factors);
4. Provide consulting service for the service life of the whole machine, and provide 24-hour technical support via email;
5. On-site installation and commissioning by our experienced technicians;

 Certificate display


Packaging and Shipping



1.How to get a prompt quotation of gas compressor ?
1)Flow Rate/Capacity : ___ Nm3/h
2)Suction/ Inlet Pressure : ____ Bar
3)Discharge/Outlet Pressure :____ Bar
4)Gas Medium :_____
5)Voltage and Frequency : ____ V/PH/HZ

2.How long is delivery time ?
Delivery time is around the 30-90 days .

3.What about the voltage of products? Can they be customized?
Yes, the voltage can be customized according to your inquire.

4.Can you accept OEM orders?
Yes, OEM orders is highly welcome.

5.Will you provide some spare parts of the machines?
Yes, we will .




After-sales Service: Provide After-Sales Service
Warranty: 18 Months
Principle: Reciprocating Compressor
Application: High Back Pressure Type
Performance: Low Noise, Variable Frequency, Explosion-Proof
Mute: Mute


air compressor

How Do You Maintain a Gas Air Compressor?

Maintaining a gas air compressor is essential to ensure its optimal performance, longevity, and safe operation. Regular maintenance helps prevent breakdowns, extends the compressor’s lifespan, and promotes efficient operation. Here are some key maintenance steps for a gas air compressor:

1. Read the Manual:

Before performing any maintenance tasks, thoroughly read the manufacturer’s manual specific to your gas air compressor model. The manual provides important instructions and guidelines for maintenance procedures, including recommended intervals and specific maintenance requirements.

2. Check and Change the Oil:

Gas air compressors typically require regular oil changes to maintain proper lubrication and prevent excessive wear. Check the oil level regularly and change it according to the manufacturer’s recommendations. Use the recommended grade of oil suitable for your compressor model.

3. Inspect and Replace Air Filters:

Inspect the air filters regularly and clean or replace them as needed. Air filters prevent dust, debris, and contaminants from entering the compressor’s internal components. Clogged or dirty filters can restrict airflow and reduce performance. Follow the manufacturer’s guidelines for filter cleaning or replacement.

4. Drain Moisture from the Tank:

Gas air compressors accumulate moisture in the compressed air, which can lead to corrosion and damage to the tank and internal components. Drain the moisture from the tank regularly to prevent excessive moisture buildup. Refer to the manual for instructions on how to properly drain the moisture.

5. Check and Tighten Connections:

Regularly inspect all connections, fittings, and hoses for any signs of leaks or loose connections. Tighten any loose fittings and repair or replace damaged hoses or connectors. Leaks can lead to reduced performance and inefficiency.

6. Inspect Belts and Pulleys:

If your gas air compressor has belts and pulleys, inspect them for wear, tension, and proper alignment. Replace any worn or damaged belts and ensure proper tension to maintain optimal performance.

7. Clean the Exterior and Cooling Fins:

Keep the exterior of the gas air compressor clean from dirt, dust, and debris. Use a soft cloth or brush to clean the surfaces. Additionally, clean the cooling fins regularly to remove any accumulated debris that can impede airflow and cause overheating.

8. Schedule Professional Servicing:

While regular maintenance can be performed by the user, it is also important to schedule professional servicing at recommended intervals. Professional technicians can perform thorough inspections, conduct more complex maintenance tasks, and identify any potential issues that may require attention.

9. Follow Safety Precautions:

When performing maintenance tasks on a gas air compressor, always follow safety precautions outlined in the manual. This may include wearing protective gear, disconnecting the power source, and ensuring proper ventilation in confined spaces.

By following these maintenance steps and adhering to the manufacturer’s guidelines, you can keep your gas air compressor in optimal condition, prolong its lifespan, and ensure safe and efficient operation.

air compressor

Can Gas Air Compressors Be Used in Agriculture?

Yes, gas air compressors can be used in various agricultural applications. Here’s a detailed explanation:

1. Pneumatic Tools and Equipment:

Gas air compressors can power a wide range of pneumatic tools and equipment used in agriculture. These tools include pneumatic drills, impact wrenches, nail guns, staplers, and pneumatic pumps. Gas air compressors provide the necessary compressed air to operate these tools, making various tasks more efficient and convenient on the farm.

2. Irrigation Systems:

Gas air compressors can be used to power irrigation systems in agriculture. They can supply compressed air to operate pneumatic valves, which control the flow of water in irrigation networks. Gas air compressors ensure reliable and efficient operation of irrigation systems, facilitating the distribution of water to crops in a controlled manner.

3. Grain Handling and Storage:

Air compressors play a vital role in grain handling and storage facilities. They are used to power aeration systems that provide airflow to grains stored in silos or bins. Aeration helps control the temperature and moisture levels, preventing spoilage and maintaining grain quality. Gas air compressors provide the airflow necessary for effective aeration in grain storage operations.

4. Cleaning and Maintenance:

In agriculture, gas air compressors are commonly used for cleaning and maintenance tasks. They can power air blowers or air guns to remove dust, debris, or chaff from machinery, equipment, or storage areas. Gas air compressors provide a high-pressure stream of compressed air, facilitating efficient cleaning and maintenance operations.

5. Livestock Operations:

Gas air compressors find applications in livestock operations as well. They can power pneumatic equipment used for animal care, such as pneumatic nail guns for building or repairing livestock enclosures, pneumatic pumps for water distribution, or pneumatic tools for general maintenance tasks.

6. Portable and Versatile:

Gas air compressors are often portable and can be easily transported around the farm, allowing flexibility in agricultural operations. Their versatility makes them suitable for various tasks, from powering tools and equipment in the field to providing compressed air for maintenance or cleaning in different farm locations.

7. Remote Locations:

In agricultural settings where access to electricity may be limited, gas air compressors offer a reliable alternative. They can be powered by gasoline or diesel engines, providing compressed air even in remote areas without electrical infrastructure.

8. Considerations:

When using gas air compressors in agriculture, it is essential to consider factors such as compressor size, capacity, and maintenance requirements. Selecting the right compressor based on the specific needs of the agricultural applications ensures optimal performance and efficiency.

In summary, gas air compressors have various applications in agriculture. They can power pneumatic tools and equipment, operate irrigation systems, facilitate grain handling and storage, assist in cleaning and maintenance tasks, support livestock operations, and offer portability and versatility. Gas air compressors contribute to increased efficiency, convenience, and productivity in agricultural operations.

air compressor

Are There Different Types of Gas Air Compressors Available?

Yes, there are different types of gas air compressors available, each designed to suit specific applications and requirements. These different types vary in terms of design, power source, configuration, and intended use. Here’s a detailed explanation of the various types of gas air compressors:

1. Reciprocating Gas Air Compressors:

Reciprocating gas air compressors, also known as piston compressors, use a reciprocating motion of one or more pistons to compress the air. These compressors are commonly used for small to medium-scale applications and are available in both single-stage and two-stage configurations. Single-stage compressors compress the air in a single stroke, while two-stage compressors use an additional cylinder for further compression, resulting in higher pressures.

2. Rotary Screw Gas Air Compressors:

Rotary screw gas air compressors utilize two interlocking helical screws to compress the air. These compressors are known for their continuous and efficient operation, making them suitable for demanding industrial applications. They are often used in industries such as manufacturing, construction, and automotive where a constant supply of compressed air is required.

3. Rotary Vane Gas Air Compressors:

Rotary vane gas air compressors use a rotor with sliding vanes to compress the air. As the rotor rotates, the vanes slide in and out, creating compression chambers that compress the air. These compressors are compact, reliable, and often used for smaller-scale applications or in situations where space is limited.

4. Centrifugal Gas Air Compressors:

Centrifugal gas air compressors operate by accelerating the air using a high-speed impeller. The accelerated air is then redirected into a diffuser, which converts the velocity energy into pressure energy. These compressors are commonly used for large-scale applications requiring high volumes of compressed air, such as in power plants, refineries, or chemical processing industries.

5. Oil-Free Gas Air Compressors:

Oil-free gas air compressors are designed to provide clean, oil-free compressed air. They feature special sealing mechanisms and materials to prevent oil contamination in the compressed air. These compressors are commonly used in industries where oil-free air is essential, such as food and beverage processing, pharmaceuticals, electronics manufacturing, and painting applications.

6. Portable Gas Air Compressors:

Portable gas air compressors are specifically designed for mobility and ease of transportation. These compressors often feature wheels, handles, or trailers for convenient movement. They are commonly used in construction sites, remote job locations, outdoor events, or other situations where compressed air is needed at different locations.

7. High-Pressure Gas Air Compressors:

High-pressure gas air compressors are designed to generate compressed air at elevated pressures. These compressors are used in applications that require air pressure higher than the standard range, such as in diving operations, breathing air systems, or specialized industrial processes.

8. Biogas Air Compressors:

Biogas air compressors are specifically designed to compress biogas, which is generated from the decomposition of organic matter. These compressors are used in biogas production facilities, landfills, wastewater treatment plants, or agricultural operations where biogas is produced and utilized as an energy source.

These are just a few examples of the different types of gas air compressors available. Each type has its own advantages and is suitable for specific applications based on factors such as required airflow, pressure, mobility, oil-free operation, and environmental considerations. It’s important to choose the appropriate type of gas air compressor based on the specific needs of the application to ensure optimal performance and efficiency.

China OEM 500-2000nm3/H Air-Cooled High-Pressure Hydrogen Nitrogen Oxygen Gas Compressor Diaphragm Compressor   12v air compressorChina OEM 500-2000nm3/H Air-Cooled High-Pressure Hydrogen Nitrogen Oxygen Gas Compressor Diaphragm Compressor   12v air compressor
editor by CX 2023-10-18

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