Printing Process For Making Four-Color Banners In the packaging and printing industry, four-color banners are sometimes used.Printing Process For Making Four-Color Banners 1. Exposure and printing table device: an exposure table is made of angle iron, the table top is made of 1cm glass, and the lower layer is equipped with light tubes, which is not only an exposure table, but also can be printed on it.Printing Process For Making Four-Color Banners 2. Three point positioning device for plate printing and printing: make two positioning brackets with angle iron. Each screen exposure, printing close to the three fulcrum, in order to ensure the four screen rules in the printing process.Printing Process For Making Four-Color Banners. 3. Production of simple printing bag: cover the whole screen frame with a transparent plastic cloth (put a thick sponge on the screen), stick the four sides of the plastic cloth on the exposure table with adhesive tape, make a round op […]