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Beverage Stretch Film: Reducing Packaging Failure Rates Through 5-Layer Co-extrusion Engineering

Release Date: Dec 31,2025

Premium drink pack shrink film provides excellent shrink strength, clarity, and secure bundling for beverages.

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.