PLC Control Automatic Parallel Paper Tube Making Machine The machine is used for producing parallel paper tubes automatically. It consists of paper stand, paper edge grinding device, gluing device, paper cutting device, tube forming, tube discharging device, and a simple slanting stacker. The machine is equipped with Siemens PLC, Inverter. 2PCS mandrel is with machine. Technical parameter: Parameters: Model SANPT16-50 Max. Size of jumbo paper roll 1020 mm X 1300 mm (Width*Dia.) Max. Paper tube length 1200mm,1600mm,1800mm Paper tube inner diameter 16 - 50 mm Paper tube thickness 2-10 mm Paper gram mage 200-550 gsm Production speed 23-26/min