... bock is used on automobiles for sealing,EPDM is one of most-used rubber for it's long lifetime about ... ACM,PU,BR,IR,and foam rubber can be for your option,meanwhile our engineers will suggest our customer ... which one is the best for them on the basis of price and quality. More ... a,Sample mould with 1 cavity can be offered for our customers to explore the ideal dimension. b,All ...