... material: materials for silicone, NBR, fluorosilicone, viton (FKM, FPM), viton Dupont & Dow corning, CR, NBR, HNBR, PVC, PU, NR,SBR, IIR ... in various sizes and color;;6.Customers samples, drawings or technical specifications are welcome.;7. Our service: design, make drawings, prototype ...