... produce o rings, rubber gaskets, washer, custom rubber parts in good quality and reasonable price. Heat resistance Shenzhen ... rings, Gaskets, Washers, Grommets, Bushing, Gear and other rubber parts. Our Material: Nitrile(NBR), HNBR, EPDM, Silicone, Fluorine ... 2000 setsWorker 150Staff25-30QC8-10Main productso rings, gaskets,custom rubber parts.Material Nitrile(NBR), HNBR, EPDM,Silicone, Fluorocarbon, SBR ...