
Oil-Free Of5.4-17-0.2-Dp Apr3, Tailor-Made, State-of-The-Art Technology, Sustainable, Low Maintenance Cost Hydrogen Compressor. Oil-Free Lubrication: Ensures pure gas output with zero oil contamination for sensitive applications. High Efficiency Air Valve: Specially designed valve core improves mechanical efficiency and gas compression per stroke. Self-Adjustable Piston Rod Seal: Uses glass fiber PTFE for stable sealing pressure and prevents gas leakage. Modular Compact Design: Flexible single or double layer sealing with independent isolation chambers. Durable Material Construction: Pressure parts made of ductile or gray iron for heat and impact resistance. Heavy Duty Crankshaft: Forged steel or ductile iron with integral balance block for smooth operation. Self-Lubricating Piston Rings: Thickened PTFE rings extend wear life and improve efficiency. 12-Month Warranty: Comprehensive after-sales service coverage for one year from purchase.