... of manufacturing 2,000 mirror rollers of various specifications annually,with the largest specification of φ800x 5000; 4, Widely used ... surface embossing in the fields of leather, leatheroid, plastic,sheet,paper,non-woven cloth, decorative materials, non-ferrous metal,PVC, ... treatment and mechanical processing;6, Its center is installed with channel or jacket, so that its temperature difference of ...