Zhejiang Zhuxin Machinery Co., Ltd. is one of the leading manufacturers and suppliers of single-screw double-die film blowing machine in China. With abundant experience, we warmly welcome you to buy durable single-screw double-die film blowing machine made in China here from our factory.
Single-Screw Double-Die Film Blowing Machine

1. The machine adopts single screw to extrude the material,two die heads to blow the film,
2. The screw stem and cyliders are made of 38CRMOALA highquality alloy steel after fine finishing and nitrided treatment which has high hardness,strong resistance of corrosion and durabillity.
3. The Die head is plated with gard chrome,wit screw mandrel type structure. It ensures that the extrusive molten material is evenly and the blown plastic film has fine finishing.The blower is of labyrinth structure with even air output.
4. The winding unit adopts pressure friction rewinding or center rewinding, and driven by torque motor which makes rolling even and roll-changing easy.
Model | SJ-60 | SJ-70 |
Diameter of screw (mm) | φ60 | φ70 |
L/D | 28∶1 | 28∶1 |
Reduced diameter of film (mm) | 200-500 | 200-600 |
Single-face Thickness of felm (mm) | 0.005-0.08 | 0.005-0.08 |
Rational speed of Screw Stem (rpm) | 10-120 | 10-120 |
Power of main motor(kw) | 22 | 30 |
Heating Power (kw) | 15 | 25 |
Output (kg/h) | 40-60 | 60-70 |
Outline diameter (L×W×H) (mm) | 6200×3000×3200 | 6500×3200×3300 |
Weight (T) | 2.3 | 2.5 |
Optional Equipment:
1. Auto loader
2. Film surface Treater
3. Air Compresso
4. Air cooling Device
5. Air Shaft
We are SJ-60(70) Single-Screw Double -Die Film Blowing Machine suppliers/manufacturers from china factory. We also can produce the SJ-60(70) Single-Screw Double -Die Film Blowing Machine according to the client’s requirement. We are always try our best to become the good SJ-60(70) Single-Screw Double -Die Film Blowing Machine, film blowing machine, blown film machine, twin head blown film machine, plastic bag blown film machine, SJ-60(70) Single-Screw Double -Die Film Blowing Machine manufacturers/suppliers and welcome the customer from all over the world to contact with us.





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