The main problems that should be paid attention to in the process of using photosensitive ink before etching are as follows:1. Drying temperature and time: In order to achieve the effect of coating, a certain amount of solvent will be added to the photosensitive ink as dilution to adjust the viscosi

In the product bronzing process, the choice of bronzing paper plays an important role, so the following 6 aspects should be paid attention to when choosing bronzing paper:1. Understand the substrate of the product. The bronzing substrate determines the series of bronzing paper.