When it comes to high-performance industrial packaging, you need equipment you can trust for precision, consistency, and long service life. At Zhejiang Zhuxin Machinery Co., Ltd., we’ve built our reputation on exactly that since 1989. Our 5-Layer Internal Bubble Cooling FFS Blown Film Production Line is engineered for heavy-duty applications across resin production, chemical raw materials, food, grain, and building materials industries.
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5 LAYERS-FFS-IBC
For more than three decades, we’ve stood behind every machine we deliver with reliable quality and lifelong after-sales support. The heavy-duty FFS packaging film produced on this line offers outstanding sealing performance, strong moisture resistance, waterproofing, and anti-fouling properties—perfectly meeting the strict demands of modern industrial packaging operations.
Intelligent Automation for Stable, Consistent Film Quality
What makes our multi-layer blown film extrusion line stand out in real production is its fully integrated intelligent control system, designed to maintain uniform film thickness and reliable output around the clock.
360° Rotating Thickness Measurement System

Equipped with advanced ring-scanning technology, this system monitors film thickness in real time during production. It automatically fine-tunes operating parameters to ensure consistency across the entire film width, reducing material waste and lowering your reliance on manual adjustment.
Automatic Air Ring with IBC Internal Cooling

High-precision sensors constantly track bubble temperature and thickness, allowing the automatic air ring to adjust airflow distribution instantly. Paired with our Internal Bubble Cooling (IBC) system, it delivers precise cooling control that improves film transparency, mechanical strength, and thickness uniformity—critical for high-speed FFS applications.
Horizontal 360° Upward Traction Rotation

Our horizontal upward rotating traction system effectively eliminates gauge bands and creates an ultra-smooth, uniform film surface. This is especially important for high-speed Form-Fill-Seal packaging lines, where consistent film quality directly impacts efficiency and end-product performance.
Multi-Feeding Gravimetric Dosing for Superior Material Performance

Our line processes a wide range of materials including LDPE, LLDPE, MLLDPE, and HDPE, with precise formulation control at its core. The 5-set multi-feeding gravimetric dosing system accurately manages the ratio of each raw material, ensuring stable production while enhancing key physical properties: tensile strength, heat resistance, corrosion resistance, and weatherability.
Technical Specifications
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Parameter
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Details
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Model
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5FFS-IBC
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Suitable Materials
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LDPE, LLDPE, MLLDPE, HDPE
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Max Film Width
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1000mm
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Film Thickness
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0.10mm – 0.25mm
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Screw Diameter
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A:Φ55 B:Φ55 C:Φ65 D:Φ55 E:Φ55
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L/D Ratio
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32:1
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Motor Power
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A:30kw B:30kw C:37kw D:30kw E:30kw
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Max Output
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250-300 kg/h
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Max Winding Diameter
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Φ1400mm
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Die Diameter
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Φ200mm
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Winding Method
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Back-to-back automatic double winding
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Traction System
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Horizontal 360° upward rotating traction
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Dosing System
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5 sets multi-feeding gravimetric dosing
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Machine Dimensions (L×W×H)
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10×7.5×15m
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Built for Durability & Long-Term Partnership
At Zhuxin Machinery, every blown film machine is backed by our lifelong maintenance service. We hold ISO9001 certification and our equipment carries CE authorization, showing our ongoing commitment to quality, safety, and real-world reliability for global customers.
Complete One-Stop Plastic Packaging Solution
In addition to high-performance blown film extrusion lines, we also manufacture plastic bag making machines, flexo printing machines, and plastic recycling equipment. Together, these form a full one-stop solution for plastic packaging manufacturers—covering film extrusion, printing, bag converting, and material recycling.
Learn more about our solutions at: https://www.zhuxinmachine.com/
We will be exhibiting this high-output 5-layer blown film extrusion line at CHINAPLAS 2026 (Booth 3C14). We welcome you to visit our booth, see the machine in action, and discuss your packaging production needs with our engineering team.

CHINAPLAS 2026 ZHUXIN
Zhejiang Zhuxin Machinery Co., Ltd.
Leading the plastic machinery industry for over 30 years.Contact us via WhatsApp: +86 13968935808 or Email: [email protected].