HDPE Release Film Technical Specification

HDPE Release Film Technical Specification

 

Product Overview

HDPE Release Film is a high-performance, high-density polyethylene film engineered with specialized surface treatments to provide controlled release properties for demanding industrial applications. Combining the superior mechanical strength of HDPE with precision release coatings, this film offers exceptional durability and dimensional stability for high-temperature processes and heavy-duty applications.

Key Features & Benefits

Material Properties

Base Material: High-density polyethylene (HDPE) resin with UV stabilizers

 

Thickness Range: 50–300 microns (±2% tolerance)

 

Release Coating Options:

 

Platinum-cured silicone (low-migration)

 

Fluoropolymer (for chemical resistance)

 

Non-silicone alternatives (acrylic-based)

 

Surface Energy: 18–22 dynes/cm (coated side)

 

Performance Characteristics

Superior Release Performance

 

Adjustable peel force: 20–500 g/25mm

 

98% residue-free separation

 

Consistent release under varying humidity

 

Enhanced Thermal Resistance

 

Continuous service: -50°C to +150°C

 

Short-term exposure: Up to 180°C

 

Exceptional Mechanical Properties

 

Tensile strength: ≥30 MPa (MD/TD)

 

Elongation: ≥300%

 

Puncture resistance: ≥15 N

 

Chemical Compatibility

 

Resistant to oils, solvents, and acidic/alkaline solutions

 

Low moisture absorption (<0.01%)

 

Industrial Applications

Heavy-Duty Composite Molding:

 

Aerospace component manufacturing

 

Automotive composite curing

 

Wind turbine blade production

 

Industrial Adhesive Processing:

 

High-tack PSA liner applications

 

Industrial label stock protection

 

Specialty Applications:

 

High-temperature PCB fabrication

 

Marine composite manufacturing

 

Chemical tank lining protection

 

Quality & Compliance

ISO 9001:2015 certified production

 

FDA 21 CFR 177.1520 compliant grades available

 

REACH/RoHS 3.0 compliant

 

UL Recognition for specific applications

 

Technical Advantages

✔ Outstanding dimensional stability under heat

✔ Superior tear and puncture resistance

✔ Excellent chemical resistance for harsh environments

✔ Customizable surface treatments for specific release requirements

 

Storage & Handling Recommendations

Store in controlled environment (15–30°C, <60% RH)

 

24-month shelf life in original packaging

 

Handle with clean gloves to prevent contamination

 

Avoid contact with sharp edges during installation

 

Available in custom widths, core sizes, and coating formulations to meet specialized industrial needs.