
Oil-Free Nitrogen Compressor Of2-47-0.5-Dz Feb, Tailor-Made, State-of-The-Art Technology, Sustainable, Low Maintenance Cost. Oil-Free Lubrication: Ensures pure gas output with zero oil contamination for sensitive applications. High Efficiency Unijet Valve: Specially designed valve core and spring tension maximize mechanical efficiency and gas compression. Self-Adjustable Piston Seal: Uses glass fiber PTFE for stable sealing pressure and prevention of gas leakage. Modular Compact Design: Modular structure allows flexible configuration for various industrial occasions. Durable Cast Iron Construction: Pressure-bearing parts made of ductile or gray iron for heat and impact resistance. Self-Lubricating Piston Rings: Thickened PTFE rings effectively extend wear life and improve efficiency. Versatile Gas Compatibility: Suitable for SF6, N2, O2, H2, He, and other dry non-explosive gases. Customizable Piston Material: Piston material can be adjusted to actual conditions for optimal performance.