... (FKM), viton DuPont & Dow elastomers, neoprene, HNBR, NBR + PVC, natural rubber, SBR, IR, IIR (butylrubber), CR (neoprene), SBR, AU, ACM, CO ... products5) Rapid development line, from drawing, tool design to mold support and samples 6) Customer's design and specifications are accepted ...