EPDM rubber gasket rubber waterproof gasket molded rubber gasket NBR,silicone rubber,EPDM reliable manufacturer,good quality material: EPDM, SBR,CR, NBR, NR,silicone rubber;hardness: shore A 30 ... company also specialized in producing industrial silicone rubber products, such as rubber gasket, o-ring, silicone keypad,rubber pipe, rubber stopper, seals and other automotive ...