Oil-Free CNG Natural Gas Compressor

High-Pressure Compression Solutions for Natural Gas Transportation, Storage and Recovery

PUFCO Oil-Free Natural Gas Compressors are specially designed for compressing natural gas to pressures ranging from 10 MPa to 25 MPa, enabling safe storage in high-pressure gas cylinders, gas transportation systems, gas recovery projects, and various industrial applications.

Featuring an oil-free reciprocating piston design, the compressor ensures that the compressed natural gas remains free from oil contamination, improving gas purity, operational safety, and equipment reliability.

With robust construction, low maintenance requirements, and customizable configurations, PUFCO natural gas compressors are widely used in natural gas filling stations, pipeline boosting systems, gas recovery facilities, and industrial gas transportation projects worldwide.

Why Choose PUFCO Natural Gas Compressors?

100% Oil-Free Compression

The oil-free compression chamber eliminates the risk of hydrocarbon contamination, ensuring high-purity natural gas and reducing maintenance requirements for downstream equipment.

High Discharge Pressure Capability

Designed to compress natural gas from low-pressure sources to discharge pressures up to 25 MPa, suitable for storage, transportation, and industrial processes.

Safe and Reliable Operation

Natural gas is a flammable medium that requires specialized safety measures. PUFCO compressors feature:

• Explosion-proof electrical components
• Leak detection systems
• Safety relief valves
• Multi-stage pressure protection
• Automatic shutdown functions

to ensure safe and reliable operation.

Energy-Efficient Design

Optimized piston and valve systems reduce energy consumption while maintaining stable performance under continuous operation.

Flexible Customization

Available with:

• Air-cooled or water-cooled systems
• Single-stage or multi-stage compression
• Fixed-speed or variable-frequency drives
• Containerized skid-mounted packages

to meet specific project requirements.

Typical Applications

Natural Gas Transportation

Compress natural gas to high pressure for long-distance transportation and distribution systems.

Natural Gas Storage

Store compressed natural gas (CNG) in high-pressure vessels for industrial and energy applications.

CNG Filling Stations

Provide reliable compression for compressed natural gas vehicle fueling stations.

Gas Recovery Systems

Recover and recompress natural gas from industrial processes, reducing waste and improving efficiency.

Pipeline Pressure Boosting

Increase pipeline pressure to maintain stable gas flow across transmission networks.

Oil & Gas Industry

Used in gas gathering, processing plants, and field gas recovery projects.

Technical Specifications

Specifications can be customized according to project requirements.

Main Features

Oil-Free Gas Compression

No lubricating oil enters the compression chamber, ensuring gas cleanliness and reducing contamination risks.

Heavy-Duty Industrial Design

Designed for continuous 24/7 operation in demanding industrial environments.

Intelligent PLC Control

The integrated PLC control system provides:

• Automatic start and stop
• Pressure monitoring
• Temperature monitoring
• Fault diagnosis
• Remote communication options

Low Maintenance Cost

Wear-resistant piston rings, advanced sealing systems, and high-quality valves reduce maintenance frequency and operating costs.

Long Service Life

Premium materials and precision manufacturing ensure reliable long-term operation even under high-pressure conditions.

Safety Features

Because natural gas is combustible and potentially explosive, PUFCO compressors are equipped with comprehensive safety protection systems:

• Explosion-proof motors
• Gas leakage monitoring
• Emergency shutdown system (ESD)
• Overpressure protection
• High-temperature protection
• Vibration monitoring
• Automatic alarm system

These features help ensure compliance with industrial safety standards and safe operation in hazardous environments.

Available Customization Options

PUFCO can customize natural gas compressor systems according to:

• Gas composition
• Inlet pressure
• Required discharge pressure
• Flow capacity
• Ambient conditions
• Cooling requirements
• Installation environment
• International certifications

Customized solutions are available for:

• CNG projects
• Gas storage facilities
• Pipeline boosting stations
• Gas recovery systems
• Industrial gas transportation applications

Why PUFCO?

Industry Experience

Years of experience in designing and manufacturing oil-free gas compressors for industrial applications.

Global Export Capability

Products supplied to customers across Asia, the Middle East, Europe, Africa, and South America.

Customized Engineering Support

Our engineering team provides complete technical support from system design to commissioning.

Reliable After-Sales Service

Professional technical assistance, spare parts supply, and long-term maintenance support.

Frequently Asked Questions

What pressure can your natural gas compressor achieve?

Our standard systems can compress natural gas up to 25 MPa, while customized solutions are available based on project requirements.

Is the compressor oil-free?

Yes. The compression chamber is completely oil-free, ensuring clean and uncontaminated natural gas.

Can the compressor be used for CNG stations?

Yes. Our compressors are widely used in CNG filling stations and compressed natural gas storage systems.

Can you provide explosion-proof configurations?

Yes. Explosion-proof motors, electrical components, and control systems can be supplied according to local regulations and project requirements.

Can the compressor be customized?

Absolutely. Flow rate, pressure, cooling method, control system, and installation type can all be customized.

Request a Quote

Looking for a reliable oil-free natural gas compressor for your project?

Contact PUFCO today for:

✓ Customized compressor solutions
✓ Technical consultation
✓ Competitive pricing
✓ Global delivery support
✓ Fast quotation response

Send us your required flow rate, inlet pressure, discharge pressure, and gas composition to receive a tailored proposal.