Refrigerant Gas R134A, Refrigerant Gas R410A, Refrigerant Gas R507 manufacturer / supplier in China, offering PTFE Film 0.02 to 0.02 Thick Skived Film Chemical and Wear Resistant Films & Rolls, High Quality PCTFE Rod with Stock, 100% Virgin PTFE Skived Sheet/PTFE Sheet with One Side Etched/PTFE Tube and Sheets and so on.