... , PP, OPP, BOPP, kraft paper, tissue and other web rolls. printing machineryFeatures:1. Variable frequenecy drive (Taiwan TECO) for regulation. Power ... saving and easy operation. 2. Both sides printing. If 6 colors, 6 + 0, 5 + 1, 4 + 2, 3 ... + 3.3. Printing materials: PE, PP, OPP, BOPP, kraft paper, tissue and other ...