The laminating process of laminating machine refers to the whole process of laminating pictures and photos, including film selection, film making, and cutting. Mainly used for post-production of advertising pictures and wedding photos. The pictures covered with film have high anti-corrosion, waterproof, dustproof, anti-wrinkle and anti-ultraviolet erosion performance, which can produce strong three-dimensional sense and artistic appeal. The cold laminating machine is the main equipment to complete the laminating, and it is also the necessary supporting equipment for the computer inkjet machine and electrostatic photo machine. The commonly used equipments for lamination include manual cold laminator, electric cold laminator, self-exposed film cold laminator and automatic cold and hot laminator. There are also transfer equipment.
        1. Overlay the protective film on the picture to improve the strength of the picture and the wear resistance of the surface.
        2. Isolate the picture from the outside air to prevent deformation and cracking caused by corrosion, humidity, and drying of corrosive gases in the atmosphere, fading and discoloration caused by rain scouring and ultraviolet radiation, and keep the bright color of the picture screen enduring, Extend the life of picture display.
        3. Paste the picture on the display board or fabric to make a hanging advertising picture.
        4. Press a special mask or sheet on the picture to form a picture with special artistic effects such as bright light, matt, oil painting, virtual and three-dimensional.

        Post-press laminating or post-printing refers to the use of a laminating machine to cover the surface of the printed product with a layer of 0.012-0.020 mm thick transparent plastic film to form a paper-plastic integration product processing technology. The laminating machine is the equipment used to complete the laminating process. Generally speaking, it can be divided into two types: instant coating film and pre-coating film according to the process used, and two kinds of bright film and matte film according to the different film materials. The main problems affecting the laminating process: affecting the health of the operators, there is a potential fire hazard; the paper and film materials after the lamination are difficult to recycle, wasting resources.