POF Cross-Linked Shrink Film for Electronics 12-19μm 1. Basic Information This POF cross-linked shrink film is made from multi-layer co-extruded polyolefin through electron beam irradiation cross-linking, forming cross-linked molecular chains. Its temperature resistance, tear resistance, and shrinkage force are superior to standard POF film. The center-fold format suits automatic packaging machines, with stable sealing and tight fit after shrinking. It is suitable for outer