... High-speed Automatic Slitting Machine Uses: The machine applies to cellophane, PET, OPP, CPP, PE, PS, PVC and computer security labels, electronic ... : 1, Unwinding unit: it adopt non-axial Air pressure and get way with Air Chuck, who is caught taking raw materials fast ... in accordance with the speed and diameter increases. 4, winding sticks pressure unit : The machine is equipped with two sets ...