Precise cutting and Strong sealing,High speed. DW-4L series 4 Lines automatic servo flat-bag cutting machine,easy operating,complied with5.7”touch-screen ... ,inverter,Nais PLC,film-shelf A/C motor with inverter.Cutting bag line speed is 40m/min,upon 80 pieces per ... minute when cutting bag length 500mm.High precision,High reliability,High spped. ModelLength ...