... made of NBR, CR, EPDM 4.sealing,cushion Application: our sponge strip is widely used in auto industries or you can use ... EPDM spongeUsageWidely used in anti-flammability,moisture-proof,sealing(sealing strip for door,window,auto,furniture etc) and earthquake resistance,sound ... & high temperature,apply to use punch oil seals,washer,sealing strip,it has excellent sealing feature,often used in the pharmacy ...