... 2009 and ISO14001:2004 3.Make all kinds of molded rubber parts Features: MaterialNBR,HNBR, EPDM, FKM (VITON), MVQ ... , FVMQ,NR, CR... , or according to customers' requirementsSize According to customer's drawingsHardness30 - 90 ... of high tech required molds.Rubber Diaphragm for Pump, Rubber Diaphragm for Valves, Pump Diaphragm Motocycle Rubber Part Rubber Diaphragm for Pump