... materials for silicone, NBR, fluorosilicone, viton (FKM), viton DuPont & Dow elastomers, neoprene, HNBR, NBR+PVC, natural rubber, SBR, ... IR, IIR (butyl rubber), CR (neoprene), SBR, AU, ACM, CO, etc. NSF-61 approved ... , water resistance 4) RoHS directive compliant green products 5) Rapid development line, from drawing, tool ... : USD0.003 - USD0.25 Bathroom Rubber Products