Make various mechanical seal according to client's drawing ... , Washers, Grommets, Bushing, Gear and other rubber parts. Our Material: Nitrile(NBR), HNBR, EPDM, Silicone ... OEM produce different size and shape rubber seal kitsGood qualityCompetitive priceMore considerate.More about us ... 150Staff25-30QC8-10Main productso rings, gaskets,custom rubber parts.Material Nitrile(NBR), HNBR, EPDM,Silicone, ...