China Good quality 150 Bar Oil-Free Oxygen Booster Bottle Filling Compressor Reciprocating Piston Compressor Manufacturer with Good quality

Product Description


Product Description

150 bar Oil-Free Oxygen Booster Bottle Filling Compressor Reciprocating Piston Compressor Manufacturer

Rocky Machinery Equipment Co., Ltd. mainly produces non-flammable and explosive gas compressors such as oil-free air, oxygen, nitrogen, argon, helium, carbon dioxide, sulfur hexafluoride, and supporting post-processing equipment, cold dryers, filters , Air storage tank, to provide users with oil-free, water-free, dust-free, sterile purified air. The grease-injectable oil-free compressor changes the structure of the original old-fashioned model, which is easy to maintain and prolongs the service life. The product has passed the ISO9001-2008 system certification and CE certification, providing customers with high-quality oil-free compressor products.

Oil-free medium and high pressure series air compressors are air-cooled or water-cooled. This series of units is equipped with automatic stop/start control for the compressor. The working pressure and pressure difference can be adjusted, and it is also used for emergency shutdown.

Each machine is designed and produced according to customer requirements, and its control is simple and its operation is reliable, so it is your ideal choice. The high-pressure gas compressor currently produced by our company can reach 350 kg. The main engine adopts a fully enclosed structure, which has no pollution to the compressed medium, no leakage, reliable compressor performance, simple operation, and is favored by customers because of its compact structure and fast connection.

Technical parameter

Model No. Flow rate
    (N m³/h)
Cylinder bore Inlet connection
Overall dimension
RKWWY-5/4-150 5 0.4 15 4 Ø50+Ø30+Ø20 Rc 1/2 G5/8 1350X1000X1100 400 470
RKWWY-10/4-150 10 0.4 15 5.5 Ø65+Ø36+Ø20 Rc 1/2 G5/8 1350X1000X1100 410 470
RKWWY-15/4-150 15 0.4 15 7.5 Ø65+Ø36+Ø20 Rc 1/2 G5/8 1350X1000X1100 420 640
RKWWY-20/4-150 20 0.4 15 1 1 Ø70+Ø36+Ø20 Rc 1/2 G5/8 1350X1000X1100 430 580
RKWWY-25/4-150 25 0.4 15 1 1 Ø70+Ø36+Ø20 Rc 1/2 G5/8 1350X1000X1100 430 640
RKWWY-30/4-150 30 0.4 15 15 Ø90+Ø50+Ø30 Rc 1/2 G5/8 1350X1000X1100 450 470
RKWWY-35/4-150 35 0.4 15 15 Ø90+Ø50+Ø30 Rc 1/2 G5/8 1350X1000X1100 450 500
RKWWY-40/4-150 40 0.4 15 15 Ø90+Ø50+Ø30 Rc 1/2 G5/8 1350X1000X1100 450 580
RKSWY-45/4-150 45 0.4 15 18.5 2-Ø70+ Ø50+Ø30 Rc 1/2 G5/8 1450X1100X1250 520 580
RKSWY-50/4-150 50 0.4 15 18.5 2-Ø70+ Ø50+Ø30 Rc 1/2 G5/8 1450X1100X1250 520 580
RKSWY-55/4-150 55 0.4 15 18.5 2-Ø70+ Ø50+Ø30 Rc 1 G5/8 1450X1100X1250 520 640
RKSWY-60/4-150 60 0.4 15 22 2-Ø70+ Ø50+Ø30 Rc 1 G5/8 1450X1100X1250 540 720
RKSWY-65/4- 150 65 0.4 15 22 2- Φ70+ Φ50+ Φ30 Rc 1 G5/8 1450*1100*1250 540 720
RKSWY-70/4- 150 70 0.4 15 22 2- Φ70+ Φ50+ Φ30 Rc 1 G5/8 1450*1100*1250 540 720
RKWWY-75/4- 150- II  75 0.4 15 15*2 (Φ90+ Φ50+ Φ30)*2 Rc 1 G5/8 2800*1250*1200 1060 580
RKWWY-80/4- 150-II    80 0.4 15 15*2 (Φ90+ Φ50+ Φ30)*2 Rc 1 G5/8 2800*1250*1200 1060 580
RKWWY-85/4- 150-II  85 0.4 15 15*2 (Φ90+ Φ50+ Φ30)*2 Rc 1 G5/8 2800*1250*1200 1060 580
RKSWY-90/4- 150-II    90 0.4 15 18.5*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1260 580
RKSWY-95/4- 150-II    95 0.4 15 18.5*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1260 580
RKSWY- 100/4- 150-II    100 0.4 15 18.5*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1260 580
RKSWY- 105/4- 150-II    105 0.4 15 18.5*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1260 580
RKSWY- 1 10/4- 150-II    1 10 0.4 15 18.5*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1260 580
RKSWY- 1 15/4- 150-II    1 15 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 640
RKSWY- 120/4- 150-II    120 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 640
RKSWY- 125/4- 150-II    125 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 640
RKSWY- 130/4- 150-II    130 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 720
RKSWY- 135/4- 150-II    135 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 720
RKSWY- 140/4- 150-II    140 0.4 15 22*2 (2- Φ70+ Φ50+ Φ30)*2 Rc 1 G5/8 2900*1320*1300 1350 720

The basic parameters listed in this table can be confirmed according to the actual working conditions
1,Touch screen PLC control Touch
2, Remote control is optional
3,Inlet and outlet pressure overload, temperature overheating, cooling water failure, circular rolling prompt alarm and stop
4,Running time display, maintenance cycle reminder
5,With its own water tank and circulation pump, no external pipeline is required, and it can be filled with antifreeze at low temperature without hindrance

Application industry

High-pressure oil-free gas booster is a follow-up equipment used in the field of gas separation, widely used in gas supply systems in chemical industry, food and beverage, electronic instruments, transportation and telecommunications, textiles, scientific research and other departments (such as: pressure detection, pressure test , Plastic blowing, bottle filling, diesel engine starting, hyperbaric oxygen chamber, pipeline cleaning, etc.). Can provide oil-free, pure and pollution-free high-quality compressed air.

Successful cases

Customer Visit

Packaging & Shipping

 • Packing Details: Plywood crate pallet plus foam board and bubble film, Full closed wooden case. 1pcs/each package (for stationary screw air compressor)

• Shipping method: by sea, by LCL/FCL or as requested
• Delivery method: FOB, CFR, CIF and EXW etc.
• Delivery time: in 7-15 days after receiving deposit (customized machines not included)

Company Profile

ZheJiang CHINAMFG Machinery Co., Ltd. is a company dedicated to the production and research and development of various gas compression equipment. The company was established in 2012 and has a total of 5 licensed technical engineers. Mainly engaged in air, nitrogen, CO2 and other special gas compression equipment and after-treat equipment. With the development in recent years, the company has established a foreign trade team in ZheJiang , and hired foreign trade consultants with 10 years of industry experience to better serve customers worldwide. With excellent quality and the support of 30 distributors worldwide, our annual sales in 2018 exceeded 5 million US dollars. We look CHINAMFG to working with you to create a better tomorrow!


After Sales Service

1. 24/7 after sales service support in different languages.
2. Customized color, Model ect.
3. Guidance of installation and commissioning on site can be provided by factory-trained technicians or local Authorized Service Center.
4. Delivery on time and excellent after-sales service.
5. Plenty of original spare parts with proven quality.
6. All kinds of technical documents in different languages.

Payment and delivery


Q1. Are you trading company or manufacture ?

A: We are professional manufacture of screw air compressor of HangZhou,ZheJiang ,China. More than 18 years of experience in air compressor manufacturing.

Q2. How long is the delivery time ?
A: For standard voltage ,15 working days. Non-standard ,please contact our sales.


Q3. What’s payment term ?
A: T/T, L/C, D/P, Western Union, Paypal, Credit Card, and etc. Also we could accept USD, RMB, Euro and other currency.


Q4. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
     2. Well-trained engineers available to overseas service.
     3.CHINAMFG agents and after service avaiable.arrange our engineers to help you training and installation.


Q5. How about your warranty?
A: One year for the whole machine and 2 years for screw air end, except consumable spare parts.


Q6. Do you have any certificate ?
A: Yes, per different customer’s market need ,we can offer CE ,ISO etc certificate.


Q7. What about the maintenance ?
A: First maintenance need to be done after 500Hours, and then every 2000-3000 hours to do the normal maintenance, and consider the actual environment.


Q8. How do you control quality ?
A: 1. The raw materials are strictly inspected
     2. Some key parts are imported from overseas
     3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.


Q9. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.


Q10.How long could your air compressor be used?
A: Generally, more than 10 years.

Shipping Cost:

Estimated freight per unit.

To be negotiated
After-sales Service: Online Support
Warranty: 24 Months
Lubrication Style: Oil-free


How Do You Troubleshoot Common Issues with Gas Air Compressors?

Troubleshooting common issues with gas air compressors involves identifying and addressing potential problems that may arise during operation. Here’s a detailed explanation of the troubleshooting process:

1. Start with Safety Precautions:

Prior to troubleshooting, ensure that the gas air compressor is turned off and disconnected from the power source. Follow proper safety procedures, such as wearing appropriate personal protective equipment (PPE), to avoid accidents or injuries.

2. Check Power Supply and Connections:

Verify that the compressor is receiving power and that all electrical connections are secure. Inspect the power cord, plug, and any switches or controls to ensure they are functioning properly. If the compressor is equipped with a battery, check its charge level and connections.

3. Check Fuel Supply:

For gas air compressors that use gasoline or propane, ensure that there is an adequate fuel supply. Check the fuel tank level and verify that the fuel shut-off valve is open. If the compressor has been sitting idle for an extended period, old or stale fuel may cause starting issues. Consider draining and replacing the fuel if necessary.

4. Inspect Air Filters:

Dirty or clogged air filters can restrict airflow and affect the compressor’s performance. Check the intake air filters and clean or replace them as needed. Clogged filters can be cleaned with compressed air or washed with mild detergent and water, depending on the type of filter.

5. Check Oil Level and Quality:

If the gas air compressor has an engine with an oil reservoir, verify the oil level using the dipstick or oil level indicator. Insufficient oil can lead to engine damage or poor performance. Additionally, check the oil quality to ensure it is clean and within the recommended viscosity range. If needed, change the oil following the manufacturer’s guidelines.

6. Inspect Spark Plug:

If the gas air compressor uses a spark plug ignition system, inspect the spark plug for signs of damage or fouling. Clean or replace the spark plug if necessary, following the manufacturer’s recommendations for gap setting and torque.

7. Check Belts and Pulleys:

Inspect the belts and pulleys that drive the compressor pump. Loose or worn belts can cause slippage and affect the compressor’s performance. Tighten or replace any damaged belts, and ensure that the pulleys are properly aligned.

8. Listen for Unusual Noises:

During operation, listen for any unusual or excessive noises, such as grinding, rattling, or squealing sounds. Unusual noises could indicate mechanical issues, loose components, or improper lubrication. If identified, consult the compressor’s manual or contact a qualified technician for further inspection and repair.

9. Consult the Owner’s Manual:

If troubleshooting steps do not resolve the issue, refer to the compressor’s owner’s manual for specific troubleshooting guidance. The manual may provide additional troubleshooting steps, diagnostic charts, or recommended maintenance procedures.

10. Seek Professional Assistance:

If the issue persists or if you are unsure about performing further troubleshooting steps, it is recommended to seek assistance from a qualified technician or contact the manufacturer’s customer support for guidance.

Remember to always prioritize safety and follow proper maintenance practices to prevent issues and ensure the reliable performance of the gas air compressor.

Can Gas Air Compressors Be Used for Gas Line Maintenance?

Gas air compressors can be used for certain aspects of gas line maintenance, primarily for tasks that require compressed air. Here’s a detailed explanation:

1. Clearing Debris and Cleaning:

Gas air compressors can be utilized to clear debris and clean gas lines. Compressed air can be directed through the gas lines to dislodge and remove dirt, dust, rust particles, or other contaminants that may accumulate over time. This helps maintain the integrity and efficiency of the gas lines.

2. Pressure Testing:

Gas line maintenance often involves pressure testing to ensure the lines can withstand the required operating pressures. Gas air compressors can provide the necessary compressed air to pressurize the lines for testing purposes. By pressurizing the gas lines with compressed air, technicians can identify any leaks or weaknesses in the system.

3. Leak Detection:

Gas air compressors can also be used in conjunction with appropriate leak detection equipment to identify and locate gas leaks in the gas lines. Compressed air can be introduced into the lines, and the detection equipment can then identify any areas where the compressed air escapes, indicating a potential gas leak.

4. Valve and Equipment Maintenance:

Gas line maintenance may involve the inspection, maintenance, or replacement of valves and associated equipment. Compressed air can be used to clean and blow out debris from valves, purge lines, or assist in the disassembly and reassembly of components.

5. Pipe Drying:

Gas air compressors can aid in drying gas lines after maintenance or repairs. By blowing compressed air through the lines, any residual moisture can be removed, ensuring the gas lines are dry before being put back into service.

6. Precautions and Regulations:

When using gas air compressors for gas line maintenance, it is essential to follow safety precautions and adhere to relevant regulations. Gas line maintenance often involves working in hazardous environments, and proper training, equipment, and procedures must be followed to ensure the safety of personnel and the integrity of the gas system.

It is important to note that gas air compressors should not be used directly for pressurizing or transporting natural gas or other combustible gases. Gas line maintenance tasks involving gas air compressors primarily focus on using compressed air for specific maintenance and testing purposes, as outlined above.

In summary, gas air compressors can be useful for certain aspects of gas line maintenance, including clearing debris, pressure testing, leak detection, valve and equipment maintenance, and pipe drying. However, it is crucial to follow safety guidelines and regulations when working with gas lines and compressed air to ensure the safety and integrity of the gas system.

How Do You Choose the Right Size Gas Air Compressor for Your Needs?

Choosing the right size gas air compressor is crucial to ensure optimal performance and efficiency for your specific needs. Selecting a compressor that is too small may result in insufficient airflow or pressure, while choosing one that is too large can lead to unnecessary energy consumption and higher costs. Here’s a detailed explanation of the factors to consider when choosing the right size gas air compressor:

1. Required Airflow:

Determine the airflow requirements of your applications. Consider the tools, equipment, or processes that will be powered by the compressor and their respective airflow demands. The required airflow is typically measured in cubic feet per minute (CFM). Determine the total CFM required, taking into account any simultaneous or intermittent tool usage.

2. Operating Pressure:

Identify the operating pressure required for your applications. Different tools and systems have specific pressure requirements, measured in pounds per square inch (PSI). Ensure that the compressor you choose can deliver the required pressure consistently.

3. Duty Cycle:

Consider the duty cycle, which refers to the amount of time the compressor will be in operation within a given period. Some applications may require continuous operation, while others involve intermittent or occasional use. Take into account the duty cycle to ensure that the compressor can handle the expected workload without overheating or experiencing excessive wear.

4. Tank Size:

The tank size of a gas air compressor determines its ability to store compressed air and provide a steady supply. A larger tank can help accommodate fluctuations in demand and reduce the frequency of the compressor cycling on and off. Consider the required storage capacity based on the specific applications and the desired balance between continuous operation and storage capacity.

5. Power Source:

Gas air compressors can be powered by different fuels, such as gasoline, diesel, natural gas, or propane. Consider the availability and cost of the fuel options in your location, as well as the specific requirements of your applications. Choose a compressor that is compatible with a power source that suits your needs.

6. Portability:

Determine if portability is a requirement for your applications. If you need to move the compressor to different job sites or locations, consider a portable model with features like wheels, handles, or a compact design that facilitates easy transportation.

7. Noise Level:

If noise is a concern in your working environment, consider the noise level of the compressor. Gas air compressors can vary in their noise output, and certain models may have noise-reducing features or insulation to minimize sound emissions.

8. Manufacturer Recommendations:

Consult the manufacturer’s recommendations and guidelines for selecting the appropriate compressor size for your specific needs. Manufacturers often provide guidelines based on the anticipated applications, airflow requirements, and other factors to help you make an informed decision.

By considering these factors and carefully assessing your specific requirements, you can choose the right size gas air compressor that meets your airflow, pressure, duty cycle, and other operational needs. It’s advisable to consult with industry professionals or compressor experts for guidance, especially for complex or specialized applications.

China Good quality 150 Bar Oil-Free Oxygen Booster Bottle Filling Compressor Reciprocating Piston Compressor Manufacturer   with Good qualityChina Good quality 150 Bar Oil-Free Oxygen Booster Bottle Filling Compressor Reciprocating Piston Compressor Manufacturer   with Good quality
editor by CX 2023-10-07

Natural gas compressor

As one of the natural gas compressor manufacturers, suppliers, and exporters of mechanical products, We offer natural gas compressor and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of natural gas compressor.

Recent Posts