High Speed film blowing machine
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Product Introduction
High Speed Film Blowing Machine – Industrial Production Powerhouse
Rizhao Jinlida's high speed film blowing machine delivers 40%-80% higher productivity than standard models. Engineered with extended L/D ratio screws (30:1–32:1), rotary air rings, and dual-station auto-rewinders, our machines reach line speeds of 80-180 m/min. With over 30 years of plastics industry expertise and an 8,600㎡ manufacturing facility, we've exported precision equipment to 40+ countries. Our high-speed systems process LDPE, HDPE, and LLDPE into films from 15-100μm thickness, producing 40-180 kg/h—perfect for commercial bags requiring 8-50kg load capacity.
What Makes Our High Speed Film Blowing Equipment Different?
You need machines that run faster without compromising film quality. Our high-speed systems solve this through precision engineering:
Advanced Screw Design
The extended length-to-diameter ratio (30:1 or 32:1) ensures superior plasticization. Your resin melts uniformly at 150-190℃, creating films with excellent toughness and puncture resistance.
Intelligent Cooling Technology
Dual-port rotary air rings provide rapid, even cooling. This stabilizes the bubble and maintains consistent thickness—even at maximum speeds.
Dual-Station Auto-Rewinding
No more production stops for roll changes. The automatic rewinder switches seamlessly, keeping your high speed film blowing machine running continuously.
Energy-Efficient Components
Ceramic heating elements and variable frequency drives cut energy consumption by 20%. You get higher output with lower operating costs.

Technical Specifications of High Speed Film Blowing Machine
| Parameter | Specifications |
|---|---|
| Applicable Materials | LDPE, LLDPE, HDPE |
| Screw Diameter | 45/50/55/65/75/85mm |
| L/D Ratio | 30:1, 32:1 (high-speed dedicated) |
| Screw Speed | 30-160 r/min (30% faster than standard) |
| Motor Power | 11kW (45mm) to 75kW (85mm) |
| Heating Zones | 5-7 segments, ceramic/cast aluminum |
| Processing Temperature | 150-190℃ |
| Maximum Lay-Flat Width | 1000-2500mm (model dependent) |
| Film Thickness Range | 0.015-0.10mm (15-100μm) |
| Output Capacity | 40-180 kg/h (40%-80% above standard) |
| Die Head Type | Spiral die, multi-layer co-extrusion |
| Blow-Up Ratio | 1:2.5 – 1:4.5 |
| Line Speed | 80-180 m/min |
| Max Roll Diameter | ≤800-1000mm |
| Control System | PLC with touchscreen, auto-temperature control |
Where Your Films Go to Work
Heavy-Duty Packaging
Produce stretch films and shrink wraps for logistics. Your films handle 8-50kg loads reliably, thanks to consistent gauge control and high tensile strength.
Supermarket Shopping Bags
Mass-produce vest bags and flat bags with crisp printing registration. The high-speed system meets retail volume demands without quality compromise.
Food Packaging Films
Create roll stock and laminating films for flexible food packaging. Clean production conditions and uniform thickness protect product freshness.
Agricultural Applications
Manufacture wide-width greenhouse films and mulch films. UV-stabilized resins process smoothly at high speeds for long-lasting field performance.

How the System Works
Your production starts when resin pellets enter the automatic hopper. The extended-length screw conveys and melts material with superior mixing action.
Molten plastic flows through the spiral die head, forming a continuous tube. Air injection inflates this tube into a bubble while the rotary wind ring cools it rapidly and evenly.
Guide rollers flatten the cooled film, which then travels to the dual-station rewinder. PLC controls monitor temperature, speed, and length automatically—reducing operator intervention and human error.
This is why your high speed film blowing machine maintains stable production through multi-hour shifts.
Upgrade Your Production Capability
Many manufacturers struggle with outdated equipment. You can transform existing lines without complete replacement:
Component Upgrades
Install a high-efficiency screw and barrel set. Add a rotary air ring system. These upgrades boost speed by 30-40% on compatible frames.
Control System Modernization
Replace analog controls with PLC touchscreen systems. Gain precise parameter control, production data logging, and fault diagnostics.
Cooling Enhancement
Add internal bubble cooling alongside external air rings. This dual-cooling approach allows even higher line speeds with improved film clarity.
Staff Training
We provide technical guidance for your operators. Proper training maximizes your equipment investment and reduces startup waste.
Frequently Asked Questions
Q1: How does Internal Bubble Cooling (IBC) improve performance?
A: IBC enables heat exchange inside the bubble, supporting higher line speeds and better film transparency by lowering the frost line height.
Q2: What causes thickness variations at high speeds?
A: Usually air ring instability or inconsistent melt pressure. Automatic air ring systems and gravimetric dosing solve this issue effectively.
Q3: Can the system process biodegradable resins like PLA or PBAT?
A: Yes. It requires specialized low-temperature screw designs and precise PID temperature control to prevent bio-polymer degradation.
Q4: What's the recommended maintenance schedule?
A: Change gearbox oil every 3,000-5,000 hours. Inspect screw and barrel wear annually to maintain optimal plasticization quality.
Q5: How does this reduce energy costs?
A: Ceramic heaters and permanent magnet synchronous motors cut electrical consumption by 20% versus traditional induction motor systems.

Why Partner With Rizhao Jinlida?
You're not just buying machinery—you're gaining a production partner. Our team brings over two decades of plastics manufacturing knowledge to every project.
We operate 40+ technical professionals and 100+ skilled workers in our modern facility. Advanced gravure printing, laminating, and bag-making equipment support complete packaging solutions.
When you choose our product, you receive 24-hour customer support, experienced after-sales service, and flexible customization options.
Our equipment already serves manufacturers across Europe, North America, Australia, and Asia—proven performance in diverse production environments.
Contact Us Today
Ready to increase your film production capacity? Reach our technical high speed film blowing machine's team at 18663311788@139.com for detailed specifications and quotations tailored to your requirements.
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