... materials: materials for silicone, NBR, fluorosilicone, viton (FKM), viton DuPont and Dow elastomers, neoprene, HNBR, NBR+PVC, natural rubber, SBR, IR ... drawing, tool design to mold support and samples 6) Customers' designs and specifications are accepted 7) Available in various sizes and colorsPacking:500pcs/bag Gaskets and ...