... , corona treatment, rubber and plastics machinery2) Industrial rubber roller: a) Made from caoutchouc, butadiene acrylonitrile rubber, neoprene ... and currying industry3) Rubber expanding machine bowed roller: a) A bowed roller for usual specification, myriametre(3,600mm), large ... treatment c) The necessary fittings for main industrial equipment of printing, paper-making, spinning, printing and dyeing, ...