Material specification: NBR, HNBR, EP/EPDM, SBR, CR, CM, EA, CSM, ECO, NR/IR,VMQ, PMQ and so on Features:1) Material specification: NBR, HNBR, EP/EPDM, SBR, CR, CM, EA, CSM, ECO, NR/IR,VMQ, PMQ, PVMQ, Silicone, nitrile, and polychloroprene 2) Production range: auto brake hose and assembly, air conditioner hose and assembly,train brake hose and assembly, all kinds of oil seals, "O" rings and ...