Quick judgment of laminating wrinkles
Time:2024-06-13
Views:576
1. Vertical wrinkle
The film tension is too large, the press and did not flatten, there is a crease itself, so after laminating the film out of the wrinkles. Solution: Relax the film tension, adjust the spreading roller, make the film spread flat and press again.
2. Oblique wrinkle
Film tension, adjust the roller position is not appropriate, resulting in the film itself is not consistent, uneven film transmission, regularly to the loose side of the folding. Solution: Relax the film tension, adjust the stretching roller or change the film temporarily.
3. Horizontal folding
The heating roller temperature is too high, the pressure of the rubber roller is too high, and the film is burned into transverse folding when laminating. Solution: Appropriately reduce the roller temperature or reduce the pressure of the rubber roller.
4. Deformation wrinkle
Heating temperature is too high, film deformation wrinkles, or the guide roller gap is too small, before the press will be squeezed into the film wrinkles. Solution: Reduce the temperature and correctly adjust the gap of the guide roller.
5. Wavy edge
Film ends of the elastic inconsistency or glue layer is too thick, viscosity is too large, after pressing and extrusion of paper and film to produce sliding, resulting in wavy edges. Solution: Replace the qualified film, and adjust the amount of glue, increase the drying temperature.
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