How is the PE tape plastic packaging made of copper plate printing?
How is the PE tape plastic packaging made of copper plate printing? Many friends may have doubts when they see this title. Copper plate printing, what kind of printing is it, and what is the difference between ordinary printing? In fact, copper plate printing is relatively advanced compared to ordinary printing, and the texture of the printed PE tape plastic packaging is completely different. Let Xingnuo storage bag manufacturers introduce it to you. Compared with ordinary printing, copper plate printing is relatively more complicated. Copper plate printing is to make a positive film after photographing the artwork in pink. After printing and etching, it is made into copper printing. The copper plate is just the opposite of ordinary printing. The printed part is raised while the blank part is recessed. Printing is also called letterpress printing. Because high-definition artwork is required for plate making, manufacturers generally require customers to provide printed...