Features: 1) We can supply 25#, 30#, 35# and 40# silicone valve core seals 2) High quality Features:1) Available material: 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 material, meet drinking water system requiremnets 2) All manufacturing processes confirm to the ISO-9001, ISO14001 and NSF-61 system standards 3) Excellent chemical and physical property4) RoHS directive compliant green products5) Rapid development line, from drawing, tool design to mold support and samples 6) Customer's design and specifications are accepted 7) Available in various sizes and colorsInner packing:500pcs/bag

Silicone Valve Cores