Double-color film blowing machine set used for blowing low density polyethylene (LDPE), high density polyethylene (HDPE), color striped plastic film, and other plastic filmsFeatures and specifications 1) Cylinders and screws of the SJ-40DX2 model extruder are made of high quality alloy steel with optimum hardness and strong corrosion resistance after nitrogen treatment and precision finishing 2) FM-600: the auxiliary machine can be freely adjusted within the limits of 700mm according to technical requirements of different materials ] and has is fitted with a pug-in plate mechanism for making vest bags 3) Coiling unit adopts torque motor to keep proper tensions and make rolling even and roll-changes easy 4) Widely used for packing food, fruit, garments, textiles, daily necessities and other civil and industrial products UseIt is used for blowing the various low density polyethylene(LDP)and high density polythylene (HDPE) colour striped plastic film,etc,which are widely used for packing food,fruit,garments,textile,dailly neccessities and other civil and industrial products. Characteristics The cylinder and the screw stems of made of SJ-40D×2 extruder are mode of high-quality alloy steel with optimum hardness and strong corrosion resistance after precision finishing and nitrogen treatment. FM-600 the auxiliary machine can be freely adjusted within the limits of 700mm according to the rechnological requirements of different materials,and has is fitted with a plug-in plate mechanism for making vest bag. The coiling unit adopts torque motor to keep proper tension and make rolling even and roll-changing easy. ModelSJ-40D×2×600Screw Dismeter40mm×2Screw L/D RatioL/D28:1Screw Speed10-100r/minPower of Main Motor11KwMax.Extrusion output30kg/hMax.Folding Width of Film580mmSingle-sided Thickness of Film0.006-0.06mmLifting Range of Auxiliary Machine700mmTotal Power28KwWeight of Machine2200kgOverall Dimension(L×W×H)3800×2000×2800mm