Etching intaglio is made by etching the surface of the plate cylinder with chemical etching method according to the original text. According to the different conversion methods of original text, etching gravure can be divided into etching gravure, photo gravure and dot gravure.
Etching intaglio is made by the combination of engraving and etching. That is to say, the shape of the original image and text is first carved by hand, and then the intaglio is made by etching.
Gravure is widely used in gravure printing. It is the most widely used plate in gravure printing. It is mainly used in printing plate, etc.
Dot gravure is mainly used for packaging and decoration printing and building materials printing.