Usage: 1.It is used for blowing the plastic film of low density polyethylene(LDPE), high density polythylene(HDPE)and linear low density polyethylene(LLDPE) etc.2.The film is widely used for packing bag,such as T-shirt bag,shopping bag,clothing bag,garbage bag and agriculture covering film etc Specification: Model No.SJ-M50Screw Diameter50mmScrew Ratio(L/D)28:1Max.Folding Width of Film600mmSingle Side Thickness of Film0.008-0.10mmPower of Main Motor11KWOutput30kg/hTotal Power18KwWeight of Machine1500kgDimension(mm)3500x2200x3300mm Remark: We also have wider width machine,if you have interest,please feel free to contact us,we will provide you details.thanks.