... resistance, aging resistance, a good PVC modifier. NR rubber powder Powder rubber NBR has excellent oil resistance, aging resistance, a good ... industry.Main purpose ,rubber auto parts , Break lining , Cables ,hose etc NBR powder is a kind of emulsion polymer, based on butadiene ... , Its excellent oil resistance is known, adhesives, anti-static rubber products.PNBR is a sort of PVC modifier, and produce ...