Automatic bag making machine is applied to manufacturing and printing the uncolored vest bags made of HDPE, LDPE roll film. It adopts PLC control, double step motor (optional: servo motor) fixed length and the liquid crystal touch screen actual display to finish the feeding, sealing, cutting, punching holes and transporting only in one process. Its high degree of automation and good economic result. Model KDTS-400*2 KDTS-450*2 Max bag width 320mm*2 400mm*2 Max bag length 600mm 600mm Bag thickness 0.015-0.035mm 0.015-0.035mm Producing speed 140-180pc/min*2 140-180pcs/min*2 Air compressor 5kg/m2 5kg/m2 Total power 7kw 9kw Machine weight 1400kg 1600kg Dimension 6000*1400*1600mm 6000*1600*1700mm