... .High price performance ratio Product Description Item nameO ring manufacturing process MaterialSilicone,,FKM,FPM,VITON A, VITON B, GF,GFLT ... quipments and technical capabilities. We are a major rubber sealing elements manufacturer with combination of R&D,production ... , U-type Loop, Y-type Loop, rubber strip, oil seal, rubber tubing and various rubber, appliances, hardware and machinery, hydraumatic & ...