Name: Double-Head Film Blowing Machine Set (SJ-55/FM-500/600/700) Use : This machine set is used 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: ModelSJ-55/FM-500SJ-55/FM-600SJ-60/FM-700Screw Diameter55mm55mm60mmScrew Ratio1: 28 L /D1: 28 L /D1: 28 L /DScrew Speed10-110r/min10-110r/min10-110r/minMax. Extrusion output46kg /h46kg /h55kg /hMax. Folding Width of Film400mm ×2500mm ×2600mm ×2Single-sided Thickness of Film0.008 -0.10mm0.008 -0.10mm0.008 -0.10mmPower of Main Motor15Kw15Kw18.5KwTotal Power26Kw26Kw30KwWeight of Machine2700kg2800kg3200kgOverall Dimensions(L×W×H)4800×2000× 3000mm4800×2200× 3000mm