... shaft,and tension is controlled by powder clutch.The unwind edge control so thar it can realize auto testing,auto ... counting with precise,fast slitting and easy operation.Parameters ModelHH1300HH1600 Machine power4kw6kw Slitting speed80m/min80m/min Max.unwind diameter800mm800mm Max. ... ,protection film,copper foil,aluminium foil,OPP,PP,PE,PVC,paper,cloth,etc.It's widely used in printing, packaging, ...