rubber O-rings

1. available material: materials for silicone, NBR, fluorosilicone, viton (FKM, FPM), viton Dupont & Dow corning, CR, NBR, HNBR, PVC, PU, NR,SBR, IIR, AU, ACM, etc, NSF-61 approved material, meets drinking water system requirements. 2. Standard:all manufacturing processes are according to the ISO-9001, ISO14001, TS16949. standard.3. Enviromantal:All the products material are according to RoHS.4. Custome: Custom material according to customers requirements. Customers design and specification are accepted. 5. Size: available in various sizes and colors6. Drawing: Customers samples, drawings or technical specifications are welcome.7. Our service: design, make drawings, prototype, make samples,produce. 8. Quantity: Any small order will be accepted.