... is one of the main products in our factory, it is made from Nitrile(NBR), HNBR ,EPDM, Silicone, Fluorine(FKM,FPM), Neoprene ... accessories, Air-conditioner, Sanitary ware and so on.We have O ring tooling 2000sets in house, our products conform to AS568,Metric ... rings, gaskets,custom rubber parts.Material Nitrile(NBR), HNBR, EPDM,Silicone, Fluorocarbon, SBR, Neoprene(CR),Butyl(IIR),NR,PU etc.Material ...