China Standard Gl-20/4-150 Best Quality Explosion-Proof Oxygen Hydrogen Booster Oil Free Diaphragm Compressor Price air compressor repair near me

Product Description

Reciprocating Completely Oil-Free Diaphragm Compressor
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Our company specialize in producing various kinds of compressor products, 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.

Process Principle
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.

Main Structure
Diaphragm compressor structure is mainly composed of motor, base, crankcase, crankshaft linkage mechanism, cylinder components, crankshaft connecting rod, piston, oil and gas pipeline, electric control system and some accessories.
Gas Media 
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)
GL Model Instruction
The GL series diaphragm compressor is mainly composed of vertical and horizontal cylinders arranged in L-shape, crankcase, crankshaft connecting rod mechanism, base and cooler.The cooling method is water-cooled. Many small and medium-sized process compressors also use L-type compressors. The development prospects of L-type compressors in the petrochemical industry are becoming brighter.


1.Good sealing performance
Diaphragm compressor is a kind of special structure displacement compressor.The gas does not need lubrication,the sealing performance is good,the compression medium does not contact with any lubricant,and there will be no pollution in the compression process.It is especially suitable for high purity(99.9999%),rate,extremely corrosive,toxic and harmful,inflammable and explosive.Compression,transportation and bottle filling of radioactive gases.Membrane head is sealed with inlaid double O-ring,and its sealing effect is far better than that of open type.
2.Cylinder has good heat dissipation performance
The working cylinder of diaphragm compressor has good heat dissipation performance and is close to isothermal compression.It can adopt higher compression ratio and is suitable for compressing high-pressure gas.
3.Compressor speed is low and service life of vulnerable parts is prolonged.The new type of diaphragm cavity curve improve the volume efficiency of the compressor,optimize the value type,and adopt special heat treatment method for diaphragm,which greatly improves the service life of the compressor.
4.The high efficiency cooler is adopted,which makes the whole machine low in temperature and high in efficiency.The service life of lubricating oil,O-ring and value spring can be prolonged appropriately .Under the condition of meeting the buyer’s technological parameters,the structure is more advanced,reasonable and energy-saving.
5.The diaphragm rupture alarm structure is advanced,reasonable and reliable.The diaphragm installation has no directionality and is easy to replace.
6.The parts and components of the whole equipment are concentrated on a skid-mounted chassis,which is convenient for transportation,installation and management.

Reference Operating Parameter:

Model GD-120/4-80 Remarks
Volume Flow Nm3/h 120 No-Standard
Working pressure Suction pressure: 0.4MPa No-Standard
  Exhaust pressure: 8.0MPa No-Standard
Cooling Method    Water-Cooled  No-Standard
Intake temperature °C 0~30  
Inlet pressure MPa 0.3~0.4  
Discharge temperature °C ≤45ºC  
Noise dB(A) ≤80  
Power/Frequence V/Hz 380/50 No-Standard
Motor Power Kw 22KW~200KW No-Standard
Crankshaft speed r/min 420  
Overall dimension L/mm 3000  
  W/mm 1600  
  H/mm 1400  

Reference Specification

GL series diaphragm compressor parameter table
  Model Cooling water consumption (t/h) Displacement (Nm³/h) Intake pressure (MPa) Exhaust pressure (MPa) Dimensions L×W×H(mm) Weight (t) Motor Power (kW)
1 GL-10/160 1 10   16 2200×1200×1300 1.6 7.5
2 GL-25/15 1 25   1.5 2200×1200×1300 1.6 7.5
3 GL-20/12-160 1 20 1.2 16 2200×1200×1300 1.6 7.5
4 GL-70/5-35 1.5 70 0.5 3.5 2000×1000×1200 1.6 15
5 GL-20/10-150 1.5 20 1.0 15 2200×1200×1300 1.6 15
6 GL-25/5-150 1.5 25 0.5 15 2200×1200×1300 1.6 15
7 GL-45/5-150 2 45 0.5 15 2600×1300×1300 1.9 18.5
8 GL-30/10-150 1.5 30 1.0 15 2300×1300×1300 1.7 11
9 GL-30/5-160 2 30 0.5 16 2800×1300×1200 2.0 18.5
10 GL-80/0.05-4 4.5 80 0.005 0.4 3500×1600×2100 4.5 37
11 GL-110/5-25 1.4 110 0.5 2.5 2800×1800×2000 3.6 22
12 GL-150/0.3-5 1.1 150 0.03 0.5 3230×1770×2200 4.2 18.5
13 GL-110/10-200 2.1 110 1 20 2900×2000×1700 4 30
14 GL-170/2.5-18 1.6 170 0.25 1.8 2900×2000×1700 4 22
15 GL-400/20-50 2.2 400 2.0 5.0 4000×2500×2200 4.5 30
16 GL-40/100 3.0 40 0.0 10 3700×1750×2000 3.8 30
17 GL-900/300-500 3.0 900 30 50 3500×2350×2300 3.5 55
18 GL-100/3-200 3.5 100 0.3 20 3700×1750×2150 5.2 55
19 GL-48/140 3.0 48 0.0 14 3800×1750×2100 5.7 37
20 GL-200/6-60 3.0 200 0.6 6.0 3800×1750×2100 5.0 45
21 GL-140/6-200 5.0 140 0.6 20.0 3500×1380×2350 4.5 55
22 GL-900/10-15 2.5 900 1.0 1.5 3670×2100×2300 6.5 37
23 GL-770/6-20 4.5 770 0.6 2.0 4200×2100×2400 7.6 55
24 GL-90/4-220 6.0 90 0.4 22.0 3500×2100×2400 7.0 45
25 GL-1900/21-30 3.8 1800 2.1 3.0 3700×2000×2400 7.0 55
26 GL-300/20-200 4.2 300 2.0 20.0 3670×2100×2300 6.5 45
27 GL-200/15-200 4.0 200 1.5 20.0 3500×2100×2300 6.0 45
28 GL-330/8-30 5.0 330 0.8 3.0 3570×1600×2200 4.0 45
29 GL-150/6-200 5.0 150 0.6 20.0 3500×1600×2100 3.8 55
30 GL-300/6-25 4.5 300 0.6 2.5 3450×1600×2100 4.0 45


After-sales Service: 7*24
Warranty: 18month
Principle: Displacement Compressor


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air compressor

How Do Water-Lubricated Air Compressors Contribute to Energy Savings?

Water-lubricated air compressors can contribute to energy savings in several ways, making them an attractive option for industries looking to optimize their energy consumption. Here are the key ways in which water-lubricated compressors help achieve energy efficiency:

  1. Reduced friction and improved efficiency: Water serves as a lubricant in water-lubricated compressors, creating a thin film between moving parts to reduce friction. This reduces the energy losses due to mechanical friction and improves the overall efficiency of the compressor. Compared to oil-lubricated compressors, water-lubricated models can achieve higher mechanical efficiency, translating into energy savings over the compressor’s operational lifetime.
  2. Elimination of oil vapor carryover: Oil-lubricated compressors require oil filtration systems to prevent oil carryover into the compressed air stream. These filtration systems consume energy and can introduce pressure drops. In contrast, water-lubricated compressors eliminate the need for oil filtration, reducing energy consumption associated with filtration equipment and minimizing pressure losses. This leads to improved system efficiency and energy savings.
  3. Improved heat transfer and cooling: Water-lubricated compressors offer enhanced heat transfer capabilities compared to oil-lubricated counterparts. Water has a higher specific heat capacity and thermal conductivity, allowing for more efficient heat dissipation. This results in lower operating temperatures and reduces the energy required for cooling the compressor. By optimizing heat transfer, water-lubricated compressors can minimize energy consumption associated with cooling systems or air conditioning in compressor rooms.
  4. Optimized system design: Water-lubricated compressors often employ advanced system designs that further enhance energy efficiency. For example, they may incorporate variable speed drive (VSD) technology, which adjusts the compressor’s speed and power consumption based on the actual air demand. This eliminates energy waste associated with constant-speed operation and reduces energy consumption during periods of low compressed air demand. Additionally, water-lubricated compressors may feature optimized internal components and improved air flow dynamics, resulting in reduced energy losses and improved overall system efficiency.
  5. Heat recovery opportunities: Water-lubricated compressors can provide opportunities for heat recovery. The heat generated during compression can be captured and utilized for various heating applications within the facility, such as space heating, water heating, or process heating. By harnessing this waste heat, water-lubricated compressors contribute to energy savings by offsetting the need for additional energy sources for heating purposes.

By combining these energy-saving features, water-lubricated air compressors help optimize energy consumption, reduce operational costs, and minimize the environmental impact associated with compressed air systems. Implementing water-lubricated compressors with a comprehensive energy management strategy can result in significant energy savings and improved overall sustainability for industrial operations.

air compressor

How Do Water-Lubricated Air Compressors Compare in Terms of Maintenance Costs?

When comparing water-lubricated air compressors to other types of compressors, there are several factors that can influence the maintenance costs. Here’s a detailed explanation of how water-lubricated air compressors compare in terms of maintenance costs:

Initial Investment:

  • Higher Initial Cost: Water-lubricated air compressors tend to have a higher initial cost compared to oil-lubricated compressors. This is primarily due to the additional components required for the water-lubrication system, such as water pumps, filters, and separators. The higher initial investment can impact the overall cost of the compressor system.

Lubrication System Maintenance:

  • Water Treatment and Filtration: Water-lubricated compressors may require additional maintenance for water treatment and filtration systems. Regular monitoring, maintenance, and replacement of filters or treatment media are necessary to ensure the water quality remains suitable for lubrication. The cost of water treatment and filtration maintenance should be considered in the overall maintenance costs.
  • Water Quality Monitoring: Monitoring the quality of the water used in water-lubricated compressors is crucial. This may involve periodic water analysis, temperature monitoring, and water chemistry checks. The cost of water quality monitoring should be factored into the maintenance costs.

Component Lifespan and Replacement:

  • Extended Component Lifespan: Proper water-lubrication and cooling can contribute to the extended lifespan of compressor components. Reduced friction, effective cooling, and contaminant control can minimize wear and damage to components, leading to lower replacement costs over time. Water-lubricated compressors may have advantages in terms of component longevity, potentially reducing the frequency of component replacements.

Corrosion Prevention:

  • Corrosion Protection Measures: Water-lubricated compressors require corrosion prevention measures due to the presence of water within the system. Corrosion-resistant materials, coatings, or regular maintenance procedures are necessary to prevent corrosion-related issues. The cost of implementing and maintaining corrosion protection measures should be considered in the overall maintenance costs.

Overall, the maintenance costs of water-lubricated air compressors can vary depending on factors such as the specific design and components of the compressor, the quality of the water used, the effectiveness of water treatment and filtration systems, and the implementation of corrosion prevention measures. While water-lubricated compressors may have higher initial costs and additional maintenance requirements, they can potentially offer advantages in terms of extended component lifespan, reduced component replacements, and effective lubrication. It is important to consider these factors and consult the manufacturer’s guidelines to accurately assess the maintenance costs associated with water-lubricated air compressors.

air compressor

What Maintenance Is Required for Water-Lubricated Air Compressors?

Maintaining water-lubricated air compressors involves several key maintenance tasks to ensure their optimal performance and longevity. Here are the maintenance requirements typically associated with water-lubricated air compressors:

  1. Regular water quality checks: It is essential to monitor the quality of the water used for lubrication in the compressor. Regular water analysis helps identify any potential contaminants, such as minerals or impurities, that may affect compressor performance or lead to corrosion. If necessary, appropriate water treatment measures should be taken to maintain the desired water quality.
  2. Drain and flush water systems: Periodically draining and flushing the water systems of the compressor helps remove any sediment, debris, or accumulated contaminants. This prevents blockages, maintains water flow, and ensures the cleanliness of the system.
  3. Inspect and clean filters: Filters in the water system, such as intake filters or water separation filters, should be inspected regularly and cleaned or replaced as needed. Clean filters help maintain proper water flow, prevent clogging, and protect internal components from damage or corrosion.
  4. Check for leaks: Regularly inspect the compressor system for any signs of water leaks. Leaks can lead to water loss, reduced lubrication performance, and potential damage to the compressor components. Any identified leaks should be promptly repaired to maintain the integrity of the system.
  5. Monitor and maintain proper water levels: Ensure that the water levels in the compressor are maintained within the recommended range. Low water levels can result in inadequate lubrication and increased friction, while high water levels may lead to excessive moisture in the system. Regularly check and adjust the water levels as necessary.
  6. Inspect and maintain cooling systems: Water-lubricated compressors often utilize water for cooling purposes. Inspect and maintain the cooling systems, such as heat exchangers or radiators, to ensure proper heat dissipation. Clean any accumulated debris or deposits that may impede cooling efficiency.
  7. Follow manufacturer guidelines: It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the water-lubricated air compressor model being used. These guidelines may include additional maintenance tasks or intervals that are necessary for optimal performance and warranty compliance.

Regular and proactive maintenance of water-lubricated air compressors helps ensure their reliable operation, extends their lifespan, and minimizes the risk of performance issues or component failures. It is advisable to consult the compressor’s documentation and seek guidance from the manufacturer or a qualified technician to establish a comprehensive maintenance routine specific to the equipment.

China Standard Gl-20/4-150 Best Quality Explosion-Proof Oxygen Hydrogen Booster Oil Free Diaphragm Compressor Price   air compressor repair near meChina Standard Gl-20/4-150 Best Quality Explosion-Proof Oxygen Hydrogen Booster Oil Free Diaphragm Compressor Price   air compressor repair near me
editor by CX 2023-11-08