Beverage Stretch Film: Reducing Packaging Failure Rates Through 5-Layer Co-extrusion Engineering
Release Date: Dec 31,2025
Load and Heat Stress in Beverage Collation Shrinking
Beverage drink packs generate continuous mechanical stress during Heat Shrink due to high unit weight and rigid container edges. Inside the Heat Tunnel, film behavior must remain predictable under thermal activation and cooling.
Insufficient shrink tightness caused by weak Holding Force after cooling
Distorted pack geometry resulting from unstable Shrink Ratio in MD/TD
Film rupture during lifting or transfer caused by inadequate mechanical strength
These failures compromise collation stability and reduce line efficiency.
Directional Shrink Ratio Control for Uniform Drink Packs
This drink pack shrink film is formulated with controlled orientation to deliver directional shrink performance suited for beverage Heat Tunnel conditions.
Shrink Ratio (MD/TD): MD 60–65%, TD 10–15%
Progressive Heat Shrink activation to avoid sudden stress concentration
Even shrink distribution to maintain flat pack faces and aligned containers
Precise Shrink Ratio control ensures drink packs shrink tight without pulling, warping, or surface collapse.
Bullseye Formation and Post-Shrink Holding Force
In beverage collation, Bullseye formation at sleeve ends is a direct measure of shrink consistency and load containment.
Symmetrical and centered Bullseye after shrinking
Clean sleeve closure without edge deformation
Holding Force: ≥18 kg for standard multi-bottle drink packs
High Holding Force enables stable lifting, conveying, and pallet stacking without film failure.
Mechanical Durability for Heavy Drink Pack Handling
Drink pack shrink film must withstand repeated handling after leaving the Heat Tunnel.
Puncture Force: ≥12 N to resist container edges and corner impact
Stable seals maintained through the entire shrinking cycle
Reduced risk of tearing during lifting and downstream logistics
This mechanical profile directly resolves the issue of packs breaking when lifted.
Stable Operation in Beverage Heat Tunnel Lines
Designed specifically for beverage collation shrinking, this film supports consistent tunnel performance.
Coefficient of Friction (COF): 0.25–0.35 for smooth conveying
Controlled film behavior under continuous Heat Tunnel exposure
Suitable for high-speed beverage collation without slipping or vibration
Stable operation minimizes downtime and improves pack-to-pack consistency.
A Dedicated Shrink Film for Beverage Collation Systems
This drink pack shrink film is not a general-purpose solution. By maintaining strict product line separation and focusing solely on beverage Heat Tunnel collation, it delivers controlled Heat Shrink behavior, reliable Shrink Ratio balance, defined Bullseye formation, and dependable Holding Force. For beverage producers managing heavy drink pack collation, correct shrink film selection is a decisive factor in maintaining production stability and shipment integrity.
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