... such as seals,dust cover,rubber covered roller,lining,hose coating. Polychloroprene Rubber CR232n A xanthogen-modified polychloroprene rubber medium crystallization rate, good heat ... . Used for manufacture of light-colored rubber products such as seals,dust cover,rubber covered roller,lining,hose coating. It is similar to ... half a year below 30from the date of production. neoprene Rubber Cr232