... ,Execellent tensility and elasticity 3,Customized design Rubber block/plastic block/hard rubber block/rubber skim block/silicone rubber block This EPDM bock is used ... on automobiles for sealing,EPDM is one of most-used rubber ... we can offer are Silicone,NBR,SBR,IIR,NR,CR,FKM,ACM,PU,BR,IR,and foam rubber can be for your ...