Name: SJ65-FM600 SJ75-FM700 SJ85-FM800 Double-head Film Blowing Machine Set Characteristics: This Double-head Film Blowing Machine is useding for blowing Low-density polyethylene (LDPE) and high- density polyethyene (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. Characteristics : 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, labour and workshop area, etc. Main Technical Variables: ModelSJ65-FM600SJ75-FM700SJ85-FM800Diameter of screw 55mm60m65mmScrew Ratio (L/D) 28:128:128:1Screw Speed 10-110r/min 10-110r/min 10-110r/min Max.Output 40kg/h55Kg/h70Kg/hMax.Folding width of Film 550mm x 2 650mm x 2 750mm x 2 Single-sided Thickness of Film 0.006-0.10mm0.006-0.10mm0.006-0.10mmPower of Main Motor 18.5Kw22Kw30kwTotal Power 30Kw40Kw50KwWeight of Machinery 2800kg3200kg3800kgOverall Dimensions 4800 x 2200 x 3000mm 5000 x 2400 x 3200mm 5200 x 2600 x 3400mm