o Ring Cords, Cords, O Ring Groove Design Chart, Rod & Piston Seals, Mumbai, India

ISG offers Rubber Seats for Butterfly Valves up to 40” Outer Diameter in various Materials.

We also offer Rubber Seats as per customised drawing, bonded with Metal Parts if necessary.

Rubber Seat Materials

Rubber Seats for Butterfly Valves are Manufactured from over 15 different Polymers which include. Nitrile (NBR), Fluorocarbon (FKM), Silicon (VMQ), Fluorosilicone (FVMQ), Polyurethane, PTFE , Natural Rubber (NR), Ethylene Propylene (EPDM), Hydrogenated Nitrile Rubber (H-NBR), Carboxylated Nitrile Rubber(X-NBR), Styrene Butadiene Rubber (SBR), Perfluoroelastomer (FFKM), Chloroprene (CR).