printing rollers, paper-making rollers, printing dyeing rollers, transferring and driving rollers, machine coating rollers, heat-proof rollers, impregnant-proof glazing and oiling rollers, silica gel rollers, Ethylent-propy lene terpolymer rubber rollers, rhombic ， screwy or lambdoidal rollers, soft colophony rollers, and poly urethane rollers,etc..   　　 extrusion rollers, netty rollers, specular rollers, fixing rollers.   　　Chrome-plated rollers, tumble rollers, copperized rollers.