2 layers Co-extrusion stretch film making machine Feature: - main apply material: LLDPE - high quality mould - advanced electric parts - auto roll changer (not for cling film making machne) - wast film winder ModelKD-500x2ScrewDiameter55 mm x 2L/D ratio30:1Die head width650 mmFilmWidth500(250x2 roller) mmThickness0.017 - 0.05 mmLayer structuretwolayerMax. output40 kg/hLinear speed of machien10-120 m/minTotal power50 kwOverall size (LxWxH)6000x1500x2500 mmWeight3ton