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