... , ISO14001:2004 Features: MaterialNBR, NR, EPDM, FKM(VITON), MVQ,HNBR, FVMQ etc., according to customers ... compression set, high temperature resistance, low temperature resistance, ozone resistance... )Color black, red, white, green, yellow, blue, brown, according to ... can develop most kinds of high tech required molds. O-ring, Rubber O-ring, O-ring Seal NBR NR EPDM FKM(VITON) MVQ HNBR Rubber O-ring