The color printing plastic bag products in the direct sales of plastic packaging factories are required to be printed during the production process, so let's understand its printing process. Everyone can come to understand briefly, I hope the sharing of Xiaobian will be helpful to you!
Before printing, the color separation and plate making are performed first. The color separation and plate making requires a white plate to be used as a base and a corresponding color plate. This operation can be performed in the electronic carving system and can also be planned in the prepress planning system. OK, then print the plate directly on the electronic router.
If the printing is performed on a unit printing press, the detailed steps are plate loading, squeegee loading, ink preparation, ink reeling, ink test, conditioning, and formal printing.
The lamination in color printing plastic bags is performed on a dedicated laminator. The end of making plastic bags is bag making. The practice is bonding. Two layers of film are bonded to form a three-sided sealed plastic bag, and cut into a single bag.