Film coating refers to the transparent plastic film applied to the surface of the printed matter by hot pressing. After the film is covered, the film is smoother and brighter. The color of the graphic is more vivid. At the same time, it is also waterproof and antifouling. It can be divided into surface processing and forming. Hot stamping, glazing and other processing techniques; molding process. The film not only makes the surface of the printed matter wear-resistant, folding-resistant and chemically resistant. However, traditional plastic films are not degradable, difficult to recycle, and easily cause pollution.
Therefore, in the major printing cities, environmentally friendly PET films are used to improve the laminating process. The film laminating machine manufacturers have also developed various excellent equipment for PET slitting (such as chain knife slitting) to complete the elegant upgrade in laminating process.
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