1. Brief description CM-J Spiral tube machine is used to produce paper tube with inner diameter of 25-250mm through changing core reels. It consists of paper stands, gluing stands, tube forming device and cutter. 2. Technical parameter Model: CM-J Inner diameter of tube£º25~250mm Wall thickness £º2~15mm Length of tube£º¡Ü1500mm Speed£º¡Ü15m/min Main Power: 7.5KW 380V 50HZ Dimension: 3100mm*1700mm*1400mm Weight: ~1.5T