... position to culculate length,PLC computer programme. This machine is designed for paper tube forming in 1"-10".Adopted with automatic cutting ... , high efficiency, high precision of paper tube, thickness of paper tube.Length of paper core: 0-1400mmThickness of paper core: 2-15mmInside diameter of ... :7.5HP ¡ª10HP.Output:14 ~15m/min(3-inch pipes). Paper tube making machine series