PS plate is the main printing plate for pre-printing at present. There are two types: positive and negative. Among them, positive PS plates account for a large share. Learn more.

Hot questions on positive PS plate: aluminum grade, thickness, storage, shelf life, and how to avoid scumming and weak dots in printing.

PS plate is the main printing plate material for pre-printing at present and one of the main aluminum offset printing plates. What are its advantages? How to use it? What are its specification? Learn more.