... : materials for silicone, NBR, fluorosilicone, viton (FKM), viton DuPont & Dow elastomers, neoprene, HNBR, NBR + PVC, natural rubber, SBR, IR, IIR (butyl rubber), CR ... property 4) RoHS directive compliant green products 5) Rapid development line, from drawing, tool design to mold support and samples 6 ... ) Available in various sizes and colors Outer packing: 100pcs/ctn Rubber Sheets