... )2. The heat sealing station is fixed, the distances between forming, perforation and punching etc. Units can be adjusted freely on ... precision, strong adaptability. 3. Flat structure, registration heating, mechanic(positive pressure) forming, up and down net web, cylinder heating sealing , manipulator draw ... )80×57 can be manufactured as user's requirements Air Pressure(Mpa)0.4-0.6 Air supply ≥0.3 m ...