Foamed PE Release Film Technical Specification

Foamed PE Release Film Technical Specification

 

Product Overview

Foamed PE Release Film is an innovative lightweight material engineered with a microcellular foam structure to provide superior cushioning and release properties. This advanced film combines the benefits of foamed polyethylene with precision release coatings, creating an ideal solution for applications requiring shock absorption, thermal insulation, and controlled release performance. The unique closed-cell foam structure delivers exceptional functional characteristics while reducing material weight by up to 40% compared to solid PE films.

Material Structure

 

Base Material: Cross-linked LDPE foam (25-80% density reduction)

 

Cell Structure: Uniform closed-cell (50-200μm cell size)

 

Release Coating: Plasma-activated silicone or non-silicone alternatives

 

Thickness Range: 0.5-5.0mm (±3% tolerance)

 

Surface Options: Smooth, embossed, or textured finishes

 

Performance Advantages

 

Enhanced Functional Properties

 

Compression resistance: 10-200kPa (adjustable)

 

Thermal insulation: 0.035-0.045 W/m·K

 

Energy absorption: 50-70% impact reduction

 

Superior Release Characteristics

 

Consistent peel force: 10-300g/25mm

 

Clean separation: >98% residue-free

 

Low surface energy: 20-24 dynes/cm

 

Physical Properties

 

Tensile strength: 5-15MPa

 

Tear resistance: 30-80N/mm

 

Density: 0.3-0.8g/cm³

 

Processing Benefits

 

Conforms to complex geometries

 

Excellent die-cutting performance

 

Reduced material consumption

 

Industrial Applications

 

Composite Manufacturing:

Lightweight mold release layers

Vacuum bagging cushioning

Composite tooling protection

 

Protective Packaging:

Delicate component wrapping

Electronic device protection

Medical equipment shipping

 

Specialty Applications:

Automotive interior insulation

Aerospace component fabrication

Acoustic damping materials

 

Quality Certifications

 

ISO 9001:2015 certified production

 

ASTM D3575 compliant

 

REACH/RoHS compliant

 

UL 94 HB flammability rating

 

Technical Superiority

✔ Unique combination of cushioning and release properties

✔ Significant weight reduction without performance compromise

✔ Excellent thermal and acoustic insulation

✔ Customizable compression characteristics

 

Storage & Handling

 

Store in flat position at 15-25°C

 

12-month shelf life in original packaging

 

Protect from sharp objects

 

Avoid excessive compression during storage

 

Available in custom densities, thicknesses, and surface treatments for specialized applications.