Plastic film slitter rewinder machine is suitable for longitudinal slitting of various roll-shaped materials such as PP plastic roll,paper,copper foil and composite plastic paper etc. PP plastic roll slitter rewinder has a photoelectric tracking correction system, the tension of rewinding and unwinding is controlled by a magnetic powder clutch,and the host adopts frequency conversion speed regulation. The slitting width can be adjusted according to requirements.The slitting is accurate,the slitting speed is fast,and the operation and maintenance are convenient. Features: 1.It has automatic stop for meter counting and automatic speed regulation for line speed. 2.Unwinding tension is controlled by magnetic......