Silicone Seal Strips Features: Raw materail: NBR,NR,SBR,EPDM,CR,Silicon, FKM,Neoperne, range of materails are available ... Branch specializes in producing silicone rubber products rubber products (NBR, EPDM, SBR, etc.) which sell well at home and abroad ... rubber, can use different vulcanization system. For example, vulcanized EPDM three, the use of organic peroxides and unsaturated crosslinking reagents ...