... , electronics, plumbing and other industries. Nitrile rubber gasket (NBR): is by emulsion copolymerization of butadiene and ... acrylonitrile polymer formed. Nitrile rubber gasket for its excellent oil resistance (but intolerance ketones, ... . Other rubber gasket: Neoprene rubber gasket (CR), natural rubber gasket (NR), EPDM rubber gasket (EPDM), acrylic rubber gasket and other special ...