... paper, film , Aluminum-Foil etc. 2)controlled by PLC system 3)speed:400m/min 4) CE, SLITTING MACHINE/SLITTING AND ... applies to cellophane, PET, OPP, CPP, PE, PS, PVC and computer security labels, electronic computers, optical materials, film roll, foil roll, all ... ‘s pressure in center by pneumatic ; With automatic tension compensation system, so that rewinding tension is steady ,don’t adjust tension ...