... This product is suitable for 1, Variou plastic packing printing,2, Aluminum-plating packing printing,3, Daily product packing printing4, ... Clothing packing printing2. Specifications 1, Roller length scope 3000mm~20mm,2, Diameter scope 500mm~64mm, 3, The radial direction beats ≤ ... to finish.4, Technology and material1, Steel tube as base material,2, Plating a copper layer on the steel tube surface, ...