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SJ-60(70)Single-Screw Double Die Film Blowing machine
Performance and Characteristics
It is used for blowing various plastic film of low density polyethylene(LDPE),high density polyene(HDPE)and linear low density polyethylene(LLDPE)etc.,Which Is widely used for packing Foodstuff,garment,textile,daily-use articles and industrial products etc.1.The machine adopts single screw to extrude the material,two die heads to blow the film.2.The screw stem and cylinder are made of 38CRMOALA high quality alloy steel after fine finshing and nitrided treatment,whichhas high hardness,strong resistance to corrosion,durable service.3.The die head is plated with hard chrome,of screw mandrel type structure with even and smooth discharging,the blown plastic film has fine finshing;The blower is of labyrinth stucture with even air output.4.The coiling unit adopts pressure friction rewinding or center rewinding,which is driven by torque motor,with even and smooth rewinding ande asy roll changing.
Main Teachnical Variables
| Model | SJ-60 | SJ-70 |
| Diameter of screw | φ60 | φ70 |
| Reduced diameter of film(mm) | 200-500 | 200-600 |
| Single-face Thickness of felm(mm) | 0.005-0.05 | 0.005-0.05 |
| Rational Speed of Screw Stem(rpm) | 10-120 | 10-120 |
| L/D | 28 vs 1 | 28 vs 1 |
| Main Motor Power(kw) | 18.5 | 22 |
| Hain Motor Power(kw) | 23 | 25 |
| Output(kg/h) | 40-50 | 40-60 |
| Outline diameter(L×W×H)(mm) | 6200×3000×3200 | 6500×3200×3300 |
| Weight(T) | 2.3 | 2.5 |
SJ-60(70)Single-Screw Double Die Film Blowing machine