China Large Flow Industrial Gas Reciprocating Compressor

Product Description

Advantages of CZPT Process Gas Compressor:
1.   High quality material, Stable & Reliable operation
2.  Low Maintenance cost & Low noise
3.  Easy to install on site and connect with the user’s pipeline system to operate
4.  Alarm automatic shutdown to protection machine function
5.  Corrosion Resistance

Lubrication includes : Oil lubrication, low-oil lubrication and oil free lubrication;
Cooling method includes: Water cooling, and air cooling.
Installation type includes: Stationary and Skid Mounting.

M-type Reciprocating Compressor

Keepwin has developed models for M3.5,M5.5,M8,M16,M25,M32 and M50 series piston compressors.  The products are stable,reliable and have already been in series and modularized.keepwin can aslo rapidly provide products of other specifications through modular combination design upon users’ requirements.  
Besides general gas such as air, the compressed medium may also include flammable and explosive gas, such Natural Gas and Coal Gas as well as special gas which are toxic and corrosive. CZPT has taken a series of technical measures in aspects such as structure material, explosion prevention, anto-control and protection to guarantee safety and reliability. Products are widely used in variety of industries such as Petrochemicals, Fine Chemicals, Pharmaceutical Chemicals, Energy Chemicals, Machinery Industry, Electronics Industry, Agriculture, Animal Husbandry and Defense Industry, Astronomy, Aerospace, Medical and other fields.

Inquiry to us!

Note:for the other customizing process gas compressor, please kindly send below information to our factory to calculate the producing cost for your item.
Clients’ inquiries should contain related parameters 
A. The gas compression medium 
B. Gas composition? or the gas purity?
C. The flow rate: _____Nm3/hr
D. Inlet pressure: _____ Bar (gauge pressure or absolute pressure)
E. Discharge pressure: _____ Bar (gauge pressure or absolute pressure)
F. Inlet temperature
G.Discharge temperature
H. Cooling water temperature as well as other technical requirement.

M Piston type  Compressor Technical Parameters
No. Model  Compressed medium F.A.D (Nm3/min) Inlet Pressure 
( Mpa)
Exhuast Pressure 
Weight (t)  
1 4M-12/2.5~250 Carbon dioxide gas 12 0.25 25 450 420 6130*3400*2000 21.5 10000
2 4M-40/21 coal gas 40N 0.001~0.571 2.1 450 420 5800*4300*3800 25 10000
3 4M3.5W-12.4/11 Hydrogen chloride gas 12.4N Atmospheric pressure  1.1 132 485 5600*1600*2300 16.5 380
4 4M5.5-113/0.1~3.2 Feed gas 113N 0.01 0.32 560 450 6110*4230*5480 23 6000
5 4M5.5W-90/1~12 Synthetic tail gas 90N 0.1 1.2 560 450 5700*3600*2750 15 10000
6 4M5.5W-90/1~9 Synthetic tail gas 90N 0.1 0.9 500 420 5700*3600*2750 15 10000
7 4M5.5W-50/0.12~18 coal gas 50N 0.012 1.8 500 485 6110*4230*5480 23 10000
8 4M8W-83.5/0.1-13 stripping gas 83.5N 0.01 1.3 630 375 5426x3400x2642 21 6000
9 4M8W-50/32 oxygen 50N 0.015 3.2 550 420 5900x3400x1700 22 10000
10 4M8W-50/20 High purity oxygen 50N 0.001 2 550 420 5900x3400x1700 22 10000
11 4M8-38/320 Nitrogen and hydrogen 38N 0.026 31.4 630 485 6000x3100x1400 23 6000
12 4M8W-46/38 petroleum gas 46N 0.0045 3.8 500 420 6000x3100x3500 22 6000
13 4M8W-99.8/6.5-50 hydrogen 99.8N 0.65 5 550 420 6000x3000x1200 21 6000
14 4M16-55/210 CO2 55N 0.01 21 800 375 6400x3600x1900 25 6000
15 4M16W-108/12 stripping gas 108N 0.08 1.2 800 333 6500x3800x2200 27 6000
16 4M16W-73/25 coal gas 73N 0.98(A) 2.5 750 368 6400x3600x1900 26 6000
17 4M16-90/5-88 New hydrogen 90N 0.5 8.8 710 371 6700x3800x3400 25 6000
18 4M25-75/320 Nitrogen and hydrogen 75N 0.026 31.4 1250 375 6900x3500x3400 32 10000
19 4M25-85/210 Carbon dioxide 85N 0.03 21 1250 375 6900x3500x3400 25 6000
20 4M25W-127/28 hydrogen 127N 0.01 2.8 1100 333 6900x5000x3620 38.9 10000
21 4M25-181/10 stripping gas 181N 0.1 1 1200 333 7100x5100x3500 41 6000
22 4MW-106.7/0.3~13 Analytical gas 106.7N 0.03 1.3 800 420 6200*4500*3750 21 10000
23 4MW-80/0.03~18 coal gas 80N 0.003 1.8 800 485 6200*4400*3750 21 10000
24 4M32W-408.3/0.1~7.2 Butane gas 408.3N 0.01 0.72 2200 333 8600*8700*3780 74 10000
25 4M32W-340/21 coke oven gas 340 Normal 2.1 2600 300 8400*4300*1600 40 6000
26 4M32-150/152 Carbon dioxide 150 Normal 152 1800 300 8400*4300*1600 44 6000
27 4M32W-197/16 coal gas 197N Micro positive pressure 1.6 1800 333 8600*8700*5200 74 10000
28 4M32W-109/0.2~35 Methane gas  109N 0.02 3.5 1250 333 8500*8300*5200 60 10000
29 4M32W-134/0.2~16.2 Propylene gas 134N 0.02 1.62 1200 333 8500*8300*5200 60 10000
30 4M50W-375/20 coal gas 375N Normal 2 2800 300 9000*4300*1800 45 6000
31 4M50W-148/300 Nitrogen and hydrogen 148N Normal 32 2500 333 9200*7500*3000 42 6000
32 4M50W-310/0.15~14 coal gas 310N 0.015 1.4 2600 333 8700*8700*5200 65 10000
33 4M80-515/22~133 Hydrogen gas 515N 2.2 13.3 2800 300 9500*9000*5000 90 10000
34 4M80-40/20~172 Hydrogen gas 40 2 17.2 4200 300 9500*9000*5000 90 10000
35 6M32W-334/12 coal gas 334N Micro positive pressure 1.2 2000 300 8400*9000*5600 95 10000
36 6M32W-450/0.1~7.2 coal gas 450N 0.01 0.72 2800 300 8400*9000*5600 95 10000
37 6M32W-200/22 Hydrogen gas 200N Micro positive pressure 2.2 2000 333 8200*8700*5000 87 10000
38 6M50W-293/0.1~30 coal gas 293N 0.01 3 3150 300 9000*9400*5000 105 10000
39 6M50-249/81 Carbon dioxide 248N Micro positive pressure 8.1 3550 300 9000*9400*5000 105 10000

Test and inspection
1. Part Material Inspection: Before shipment inspecting the mechanical properties and chemical composition of the following parts and provide inspection reports: cylinder, cylinder head, crankshaft, crankcase, main bearing, connecting rod, piston rod, piston rod, cross head, connecting rod bush connecting bolt, cross head pin, etc. 
2. Nondestructive inspection: the supplier shall perform non-destructive inspection of the following parts.
Hydrostatic test and pressure test
The test pressure of cylinder block, cylinder head, piston and other compressed parts is at least 1.5 times of the maximum allowable working pressure, and lasts more than 30 minutes. The test pressure of the above parts of the water chamber is at least 1.5 times the maximum allowable working pressure, not less than 0.6MPa.

Our services:
Keepwin Provides Top-Rated, Efficient Reciprocating Compressors And Parts. Energy Efficient. Industry Leading Warranty. Low Maintenance. Gas Solution Engineer and Easy Install, promises to give a definite reply within 6 hours for the after-sales product service, can provide overseas Installation service. We can customize all kinds of standard air compressor, flammable gas compressor, toxin gas compressor of reciprocating compressor & diaphragm compressor.

What is advantages of our company?
Right Compressor Right Solution Gas Engineer Company
Whether centrifugal, screw or reciprocating, CZPT is the sole multi-compressor provider for you.
The Best Quality, The Most Reliability
What is need to consider when purchase a correct compressor Upgrade Your Gas Compressor to Save Money & Energy Consumption Gas compressors are a vital part of many industry applications.
Save money and energy in your industrial workplace by upgrading your gas compressor today!

Q1: What’s your delivery time?
A: Generally for standard air compressor is 15 days if there are stocks with regular 380V/50Hz/3ph.
    Special customizing compressors with 30days production date for Screw Compressor, 90days for diaphragm compressor & reciprocating process gas compressor.

Q2: How long is your gas compressor warranty?
A: Usually 1 year /12 Months for whole compressor machine, 2years/24months for air end (except maintenance spare parts.). And we can provide further warranty if necessary. 

Q3: How long could your air compressor be used?
A: Generally, more than 10 years.

Q4: Can you do OEM for us?
A: Yes, of course. We have around 2 decades OEM experience.And also we can do ODM for you.

Q5: What’s payment term?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, Trade Assurance and etc. Also we could accept USD, RMB, GBP, Euro and other currency.

Q6: How about your customer service?
A: 24 hours on-line service available. 48hours problem sovled promise.

Q7: How about your after-sales service?
A: 1. Provide customers with intallation and commissioning online instructions.
2. Well-trained engineers available to overseas after-sales service. 

Q8. Are you factory?
A4: Absolutely! You have touched the primary sources of Air /Gas Compressor. We are factory.

How to contact with us?
Send your Inquiry Details in the Below, or Click “Send inquiry to supplier” to check more other Gas Compressor machine equipment!


How to Choose the Right Air Compressor

An air compressor uses pressurized air to power a variety of tools. They are most commonly used to power nailers and impact wrenches. Other popular uses for air compressors include paint sprayers and impact wrenches. While all air compressors have the same basic construction, their specialty differs. Ultimately, their differences come down to the amount of air they can push. Read on for information on each type of air compressor. These tools are great for many different purposes, and choosing the right air compressor depends on your specific needs.

Electric motor

While purchasing an electric motor for air compressor, compatibility is a key factor. Not all motors work with the same type of air compressor, so it’s important to check the manufacturer’s instructions before purchasing. By doing this, you can avoid wasting money on an incompatible motor. Another important consideration is speed. A motor’s speed is its rate of rotation, measured in revolutions per minute. It is critical that you purchase a motor with sufficient speed to meet the needs of your air compressor.
Typically, an electric motor for air compressor is 1.5 hp. It is ideal for use with medical equipment and metal-cutting machines. It also performs well under continuous operation and offers a high efficiency and energy-saving performance. Moreover, it features an attractive price, making it a good choice for a wide range of applications. If you are looking for a motor for an air compressor, look no further than a ZYS series.
A motor’s protection class indicates how the motor will operate. Protection classes are specified by the IEC 60034-5. These are stated with 2 digits and represent the protection against solid objects and water. For example, an IP23 rating means that the motor will be protected from solid objects, while IP54 means that it will protect from dust and water sprayed from all directions. It is vital to choose a motor with the correct protection class for your air compressor.
When choosing an electric motor, you should consider whether it’s compatible with the brand of air compressor. Some may be compatible, while others may require advanced electronics skills to repair. However, most air compressors are covered by warranty, so it’s important to check with the manufacturer if the warranty is still in effect before you spend a dime on a replacement. The motor should be replaced if it has failed to perform as designed.

Oil bath

Air compressors require proper lubrication to function efficiently. The piston must draw air with minimal friction. Depending on their design, air compressors can either be oil-lubricated or oil-free. The former uses oil to reduce piston friction, while the latter splashes it on the cylinder bearings and walls. Such air compressors are commonly known as oil-flooded air compressors. In order to keep their oil baths clean, they are recommended for use in locations with high dust levels.

Start/stop control

An air compressor can be controlled by a start/stop control. This type of control sends a signal to the main motor that activates the compressor when the demand for air falls below a preset limit. This control strategy is effective for smaller air compressors and can be useful for reducing energy costs. Start/stop control is most effective in applications where air pressure does not change frequently and where the compressor is not required to run continuously.
To troubleshoot this problem, you need to check the power supply of your compressor. To check the supply side, use a voltage monitor to determine if power is flowing to the compressor. Ensure that the power supply to the compressor is steady and stable at all times. If it fluctuates, the compressor may not start or stop as expected. If you cannot find the problem with the air compressor power supply, it may be time to replace it.
In addition to the start/stop control, you may want to purchase additional air receivers for your air compressor. These can increase the capacity of air stored and reduce the number of times it starts and stops. Another way to decrease the number of starts per hour is to add more air receivers. Then, you can adjust the control to match your requirements. You can also install a pressure gauge that monitors the compressor’s performance.
Start/stop control for air compressors can be complex, but the basic components are relatively easy to understand. One way to test them is to turn the compressor on or off. It is usually located on the exterior of the motor. If you’re unsure of the location of these components, check the capacitors and make sure that the air compressor is not running while you’re not using it. If it does, try to remove the capacitor.
Variable displacement control is another way to adjust the amount of air flowing into the compressor. By controlling the amount of air, the control can delay the use of additional compressors until more required air is available. In addition to this, the device can also monitor the energy used in the compressor. This control method can result in substantial energy savings. You can even save on the amount of electricity by using variable displacement control. It is essential for efficient compressed air systems.

Variable speed drive

A VFD, or variable frequency drive, is a type of electric motor that adjusts its speed to match the demand for air. It is an efficient way to reduce energy costs and improve system reliability. In fact, studies have shown that a 20% reduction in motor speed can save up to 50% of energy. In addition, a VFD can monitor additional variables such as compressor oil pressure and motor temperature. By eliminating manual checks, a VFD will improve the performance of the application and reduce operating costs.
In addition to reducing energy costs, variable-speed drives also increase productivity. A variable-speed air compressor reduces the risk of system leaks by 30 percent. It also reduces the risk of system leaks by reducing pressure in the system. Because of these advantages, many governments are promoting this technology in their industries. Many even offer incentives to help companies upgrade to variable-speed drives. Therefore, the variable-speed drive can benefit many air compressor installations.
One major benefit of a variable-speed drive is its ability to optimize energy use. Variable frequency drives are able to ramp up and down to match the demand for air. The goal is to optimize the pressure and flow in the system so that the best “dead band” occurs between 40 percent and 80 percent of full load. A variable-speed compressor will also increase energy efficiency because of its programmability.
A variable-speed air compressor can also be used to control the amount of air that is compressed by the system. This feature adjusts the frequency of power supplied to the motor based on the demand. If the demand for air is low, the frequency of the motor will reduce to save energy. On the other hand, if there is an excess demand for air, the variable-speed compressor will increase its speed. In addition, this type of air compressor is more efficient than its fixed-speed counterpart.
A VFD has many benefits for compressed air systems. First, it helps stabilize the pressure in the pipe network, thereby reducing the power losses due to upstream pressure. It also helps reduce the power consumption caused by fluctuations in upward pressure. Its benefits are also far-reaching. And as long as the air pressure and air supply is properly sized, a VFD will help optimize the efficiency of compressed air systems.

China Large Flow Industrial Gas Reciprocating Compressor  China Large Flow Industrial Gas Reciprocating Compressor

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