HDPE-LDPE dual-purpose film blowing machine set used for blowing low density polyethylene (LDPE), high density polyethylene (HDPE), linear low density polyethylene (LLDPE) and other plastic filmsFeatures and specifications: 1) Models: a) SJ-45-FM600 b) SJ-50-FM8502) Cylinders and screws of the SJ-45-50 model extruder are made of high quality alloy steel with optimum hardness and strong corrosion resistance after nitrogen treatment and precision finishing3) FM-600 auxiliary machine can be freely adjusted within the limits of 700mm according to the technical requirements of different materials and is fitted with a plug-in plate mechanism for making vest bag4) Double-rolling and double-cutting coiling unit adopts torque motor to keep proper tensions and make rolling even and roll-changes easy5) Widely used for packing food, fruit, garments, textile, garbage bags, and other civil and industrial productsborder=0> Characteristics Thecylinder and the screw ofmodel SJ-45-55 model extruder are made of high quality alloy steel with optimum hardness and strong corrosion resistance after precision finishing and nitrogen treatment.FM-600 auxiliary machine can be freely adjusted within the limits of 700mmaccording to the technological requirmentsof different materials,and is fitted with a plug-in plate mechanism for making vest bag.The double-rolling and double-cutting coiling unit adopts torque motor to kaap proper tension and make even and roll-changing easy. Use It is used for blowing the various plastic film of low density polyethylene(LDPE),high density polythylene(HDPE) and linear low density polythylene (LLDPE) etc.Which are widely used for packing food,fruit,garments,textile,barbage bag and vestbag other civil and industrial products,etc and for vest bag. ModelSJ-45/FM650SJ-50/FM850Screw Diameter45mm50mmScrew L/D RatioL/D28:1L/D28:1Screw Speed10-100r/min10-100r/minPower of Main Motor11Kw15KwMax. Extrusion output35kg/h50kg/hMax.Folding Width of Film600mm800mmSingle-sided Thickness of Film0.006-0.10mm0.006-0.10mmLiffting Range of Auxiliary Mchine700mm700mmTotal Power22Kw28KwWeight Power2200kg2600kgOverall Dimensions(L×W×H)4000×2000×2800mm4600×2300×3800mm