Chemically Treated PET Film
- Material: Biaxially oriented PET
- Color: Clear or custom tinted
- Thickness: Typically 8-250 um
- Treatment: One-side, two-side, or asymmetric
- Width: Typically 100-2200 mm
- Format: Master rolls, slit rolls, or sheets



Plastic film for appliance touch controls is used to protect appearance-sensitive interfaces while glass, printed overlays, display windows, decorative panels, and surrounding housings move through manufacturing. The challenge is not simply preventing scratches. A film can introduce a new problem if its adhesion is mismatched, contamination is trapped beneath it, an edge lifts near a cutout, or the temporary layer changes a capacitive touch check. This solution focuses on surface identification, controlled application, sample validation, film-on versus film-off functional checks, planned removal, and failure diagnosis before full production use.



Polyester film shelf life depends on construction, packaging integrity, storage history, and retained properties. This reference covers plain, treated, coated, and adhesive-coated PET protective film. Use grade-specific limits. Inspect uncertain stock against approved data and confirm it by representative sample testing before full use.









The COF of PET film describes resistance when a defined surface starts and continues sliding against another surface. This reference applies to uncoated, coated, treated and PET-based protective film used in unwinding, slitting, laminating and die cutting. Each result must be read with its tested sides, method, load and conditioning history. Equipment compatibility, adhesive behavior and removal performance still require sample testing on the actual material and process.