
The Single Layer Plastic Film Blowing Extruder adopts a professional single-layer extrusion design, which is simple, practical and highly mature. Equipped with high-precision screw and barrel, the machine ensures uniform plastic melting and stable extrusion performance. It is compatible with multiple plastic raw materials including LDPE, HDPE and LLDPE. This equipment is mainly used for producing various single-layer PE plastic films, such as packaging films, lining films, shopping bag films and industrial protective films.
This film blowing extruder is equipped with optimized film blowing tower and traction system, which realizes balanced film bubble control and constant tension transmission during production. The finished plastic film features uniform thickness, smooth surface, good flexibility and neat winding effect. The whole production process is stable and continuous, avoiding uneven film texture, wrinkling and other common defects. Adopting advanced variable frequency speed regulation and intelligent temperature control system, the Single Layer Plastic Film Blowing Extruder realizes precise energy consumption control and low-noise operation. Compared with multi-layer equipment, the single-layer structure greatly reduces equipment investment cost and production energy consumption, making it an ideal economical choice for small and medium-sized processing enterprises.
About us

Ruian Mingfeng Machinery Co., Ltd. is a specialized manufacturer engaged in the R&D and production of plastic machinery. Our main product range covers blown film machines, plastic bag making machines, printing machines, as well as plastic recycling equipment.
Since establishment, we have kept market-oriented development and focused on technical innovation to launch continuously upgraded machine models. Supported by reliable product quality and trustworthy brand credibility, our equipment enjoys strong sales across the globe. Our products have been exported to Russia, Southeast Asia, the Middle East, Africa, South America and numerous other regions, earning consistent recognition and trust from customers worldwide.
Q1: How is the after-sales service? How long does the machine warranty last?
A1: Once you purchase our machine, we guarantee to provide comprehensive lifelong after-sales service, including repair, technical support, training, and consultation. Our after-sales team will provide you with thoughtful service and help you solve any problems or difficulties encountered in using the company's products. All machines we sell come with a 12-month warranty.
Q2: What technical support does your company provide?
A2: We provide multiple technical support channels, including phone, online chat, and expatriate personnel. You can find all the information about technical support on our website. We are committed to providing our customers with the best support services and ensuring that all questions receive timely and professional responses.
Q3: What is your delivery time?
A3: Usually delivered within 30 days. But it depends on the order and machine model.
Q4: How long can your machine work continuously?
A4: Our machines can work 24 hours a day without interruption, which not only increases production but also saves energy.
| Model | XL-50 |
| Suitable Raw Material | LDPE, HDPE, LLDPE |
| Cooling Method | Up-blow air cooling |
| Screw Diameter | Φ50mm |
| Max Film Fold Width | 400~600mm |
| Screw L/D Ratio | 30:1 |
| Screw Speed Range | 10~100 r/min |
| Main Motor Power | 11 kW, Variable Frequency |
| Total Heating Power | 12 kW |
| Cooling Blower Power | 2.2 kW |
| Winding Motor Power | 0.75 kW |
| Max Extrusion Output | 30~40 kg/h |
| Screw & Barrel Material | 38CrMoAlA |
| Die Head Type | Center-feed die head |
| Film Thickness Range | 0.008 mm ~ 0.10 mm |
| Main Drive | Variable frequency motor drive |
| Surface Treatment | Equipped with corona treatment unit for printing-grade film |
| Haul-off System | Vertical haul-off frame with independent VF control |
| Winding Type | Friction winding with independent variable frequency control |
| Overall Dimension (L×W×H) | 2400 × 2100 × 2800 mm |
| Net Weight | 1800 kg |
| Optional Accessories | Auto web guide, double station auto change roll, rotating die head, hopper dryer |
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