... .High price performance ratio Product Description Item nameO ring manufacturing process MaterialSilicone,,FKM,FPM,VITON A, VITON B, GF,GFLT ... temperature resistance, chemical corrosion resistance of sealing materials in defense industrial airplanes and rocket, hose or other parts and automobile ... oil and fuel resistance superb quality o ring manufacturing process HNBR FKM FPM VITON A VITON B GF GFLT ...