When using metal ink and gravure printing methods for cigarette Packaging printing, in order to achieve the ideal state of printing quality and printing effect, in the design of packaging, the layout should be reasonably designed according to the type of printing materials and printing process, so as to achieve a good The effect of beautification also takes into account the characteristics of gold and silver ink and the printing process. In general, the following issues should be noted:
1. Gold and silver inks are mainly applied in the field or on the color blocks, but it is better not to design gold or silver for the very small texts of Yin, Yang and levels.
2. When printing gold and silver ink on paper, it is usually necessary to lay down the background ink first. For example, when printing silver ink, first lay a light layer of white ink, and then print the silver ink. This can improve the gloss of the silver ink layer. Can strengthen the adhesion of silver ink on paper.
3. If the substrate is vacuum aluminized paper and transparent yellow is printed on it, the gold effect can be achieved, which can save expensive metallic ink and at the same time achieve the desired effect.
4, in the plate design process to take into account the gold and silver ink color sequence arrangement to enable it to ensure the metal color.
5. After printing gold ink and silver ink, UV coating or water-based coating should also be considered, or the print should be coated to prevent the metal ink from oxidizing or discoloring.
Source: China Tobacco Packaging Ink Information Network
