Nowadays, more and more cigarette printing enterprises begin to pay attention to water-based ink, and the application of water-based ink in gravure printing of cigarette packs in our country has improved a little. But at present, water-based ink is mainly used in low-grade cigarette packs which do not require high printing quality. The application of water-based ink in high-grade cigarette packs is not optimistic, and still has a lot. Multi-cigarette printing enterprises dare not enter the field of water-based ink. So, what is the problem that restricts the application of water-based ink in cigarette gravure printing? Question 1: Ink performance is not dry enough: water-based ink uses water as the main solvent, while the latent heat of water evaporation is large, and the volatilization rate is slow at room temperature, so its leveling, adhesion and gloss are worse than solvent-based ink. Easy to produce...