... tubes ,but also can make square shape paper tube , just only to exchange the mould. Use ... round shape tubes, flat rolling square tube 2.range of square tube making: Min 65*65MM ,Max 400 ... parts Motor: 5KW Frequency changer/ converter: 5KW square tube making speed: size 200*200mm, 400G flutting paper ... ,800-1000pcs per day paper tube winder: 300mm diameter, 400G paper, 800-1000pcs per ...