It is adopted with PLC controller; main motor is equipped with variable frequency speed regulation; touch screen man-machine interface. Easy for parameters setting & operating. T Bar Paper Roll Bracket , paper rolls are easily placed into bracket Stainless steel gluing box, with polyurethane scraper and high carbon steel plastic knife, durable in use can choose Single or double glue coating unit Spiral winding unit , specialized operation system , Belt tension device (hand-wheel driven)