What are the main aluminum bag printing ink types?

We usually see in the market for those beautiful, perfect aluminum foil bags, at the time of printing is not so easy, you know? Aluminum bag to choose the ink has a lot of exquisite, currently used in aluminum foil bag printing ink is mainly divided into two categories: one, the first type is alcohol soluble polyamide inks. This kind of ink in aluminum foil bag printing, all kinds of excellent properties of all can appear, but also can satisfy the aluminum bag printing and heat resistant performance requirements, in the process of using medicinal aluminum foil bag printing is the most adoption a type. But such ink isn't aluminum foil sheet printing special inks, the problems is the aluminum foil large surface printing ink detachment occurred. 2, the second is based on ethylene and vinyl acetate copolymerization resin and acrylic resin as the main composition of the aluminum foil special ink. This is a new development in the gravure printing ink, its characteristic is bright color, high concentration, with particularly strong adhesion of the aluminum foil, has the good transparency, aluminum foil metal luster reproducibility are excellent. But because it is in the gravure printing ink, the solvent volatility, table of the aluminum foil bag is easy to cause the gravure roller inked hole when printing ink hard produce paste version phenomenon, affecting printing quality. Hope the above points to be of help, if you want to learn more knowledge, please continue to focus on our website, we will constantly update! ！ ！