HDPE/LDPE double head film blowing machine is used for blowing Low-density and high-density polyethylene plastic film to make bags. This machine set is used for blowing Low-density polyethylene(LDPE) and high-density polyethylene(HDPE) plastic film to make various vest bags and flat-rim bags which have been widely used for packing in the food industry, garment industry and textile industry, etc. Both the cylinder and the screw of the extruder are made of high quality alloy steel through nitration and precision finishing with the best hardness and corrosion resistance. Scientifically designed, this machine set has two heads for one extruder with such advantages as increasing production capacity, saving energy, labor and workshop area, etc. ModelTL-60x2Dx600TL-65x2Dx700TL-70x2Dx800Dimension of screw60mm65mm70mmScrew L/D Ratio30:130:130:1Screw speed10-110r/min10-100r/min10-100r/minMax. Output40kg/h55kg/h70kg/hMax. Folding Width of Film550*2650*2750*2Single-side thickness of film0.006-0.10mm0.006-0.10mm0.006-0.10mmPower of main motor18.5kw22kw37kwTotal power26kw30kw35kwWeight2800kg3200kg3800kgOverall dimension(L*W*H)4.8*2.2*4.1m5.0*2.4*4.5m5.2*2.6*5