Printer rubber rollers are generally composed of an outer layer of adhesive, a hard adhesive layer, a metal core, a roller neck, and ventilation holes. Their processing includes roller core sandblasting, bonding treatment, adhesive molding, wrapping, wire winding, vulcanization tank vulcanization, and surface processing. Rubber rollers are mainly used in papermaking, printing and dyeing, printing, grain processing, metallurgy, plastic processing, and other fields.（www.hbjiaogun.com）