
PE High-speed Film Blowing Machine Unit
PE High-Speed Film Blowing Machine Unit
SJ-45 / SJ-55 / SJ-65 | Industrial Plastic Film Extrusion Line
1. Equipment Positioning
This PE high-speed film blowing machine series is designed for continuous industrial production of polyethylene film used in packaging manufacturing.
- Plastic bag manufacturing factories
- Film extrusion and converting plants
- Packaging material wholesalers and distributors
- Agricultural film production factories
- OEM contract manufacturing facilities
- Stable 24-hour continuous operation
- Medium to high-volume production demand
- Cost-efficient film manufacturing with consistent quality output
2. Final Product Applications
This machine processes LDPE, HDPE, and LLDPE raw materials into tubular PE film rolls. Typical finished products include:
Film Specification:
Thickness range: 0.01 – 0.10 mm | Optional single-layer or multi-layer extrusion (customized)
3. Production Capacity & 4. Key Advantages
Stable Production
Designed for long-hour operation with stable performance, reducing downtime caused by material fluctuation.
Energy Efficiency
Frequency inverter control and optimized heating systems significantly reduce power waste.
Quality Stability
Stable bubble formation and uniform thickness control for smooth downstream processing.
Industrial Durability
38CrMoAl alloy steel screw & barrel with nitriding treatment for maximum wear resistance.
5. Main Technical Variables
| Model | SJ-45 | SJ-55 | SJ-65 |
|---|---|---|---|
| Screw diameter | Φ45 | Φ55 | Φ65 |
| Screw ratio L/D | 28:1 | 28:1 | 28:1 |
| Screw speed | 15-120 r/min | 15-120 r/min | 15-100 r/min |
| Main motor power | 15 kW - 18.5 kW | 18.5 kW - 22 kW | 22 kW - 30 kW |
| Extrusion output | 55 kg/h | 80 kg/h | 100 kg/h |
| Range of die | Φ60 – Φ100 | Φ150 – Φ220 | Φ150 – Φ220 |
| Max folding width | 600 mm | 800 mm | 1000 mm |
| Electric total capacity | 38 kW | 48 kW | 65 kW |
| Overall dimension | 3000×2800×4200mm | 3500×3500×4800mm | 4000×4000×6000mm |
| Machine weight | 3.5 T | 4.0 T | 4.5 T |
6. Production Process Flow
7. Control & Safety
- PLC intelligent control system
- Digital temperature control per zone
- Synchronized speed & winding
- Safety: Overload protection, Abnormal alarm, Emergency shutdown
8. Optional Upgrades
- Automatic air ring system
- IBC internal bubble cooling
- Corona treatment unit
- Automatic thickness control
- Double rewinder system
9. Industrial Applications
Shopping, Garbage, Retail bags
Greenhouse, Mulch, Crop protection
Pallet wrapping, Export packaging
Clothing bags, Courier protective film
10. Production Cost Optimization
In real production environments, stable thickness control directly improves profit margins more than raw machine speed by:
- Reducing film thickness fluctuation (lower material waste)
- Minimizing startup/shutdown losses via stable extrusion
- Optimizing energy consumption per kg output
- Reducing operator dependency through PLC automation
11. OEM & Customization
Full support for width, output, and multi-layer configuration adjustments to match your factory layout.
12. Delivery & Testing
30–45 days lead time. Includes full operation, temperature stability, and uniformity tests before shipment.
Why Global Buyers Choose This Machine
We provide not just equipment, but a complete production solution for PE film manufacturing businesses focusing on 24-hour stability and easy maintenance.
Request Technical Proposal
Get model recommendations, factory planning, and cost estimations within 12 hours.
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