Prepreg Release Film

Prepreg Release Film

Poly Backer is a clear, low temperature plastic release film. Special Size Can Be Made Accordingly to Customers' Requirement

General Details


plastic film

Poly Backer is a clear, low temperature plastic release film. With a meltpoint of 120 centigrade, it is designed for use in prepreg processing up to 120centigrade and will release from all resin system. Two type of Backer, perforated film and non-perforated film.Non-perforated film is used between tool and resin to prevent the resin stickto the tool. Perforated film can be applied in between prepreg and breatherfabric to prevent two resin from sticking. The thickness of the film is 0.16mm.

·Excellent stretching and strength
·Quiet and easy to use
·Excellent cling
·Superior puncture resistance
All the products are available in various sizes and thickness according to the end use requirements.

plastic film
Technical Indicators
Index Standard Reference
Melting Point?°C >120 GB4608-84
Tensile strength Mpa ≥14 GB1040-92
Elongation at break % ≥280 GB1040-92
Copper content ppm ≤20
Manganese content ppm ≤10
Acetone extract % ≤1.5
Film Specifications
Width mm Deviation mm Thickness mm Deviation mm Weight g/m2 Deviation g/m2
1300 ±2 0.16 ±0.04 85 ±3
800 ±2 0.16 ±0.04 85 ±3
500 ±2 0.16 ±0.04 85 ±3
Additives Primary Benefit
Anti-Static Static buildup resistance
Slip/Anti-block Agents Improved film to film slip & blocking
UV Stabilizers Resistance to effects of sunlight
Color Pigments Add color pigment concentrates to film

Note: In addition to the above specifications of products, we can also product as customer’s requirement.

plastic film


plastic film
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