What does spot color printing mean
In our daily printing work, we will deal with various colors of ink, and our most common printing process is four-color printing. Four-color printing refers to the printing process of yellow, red, blue and black ink and the mixture. But in many cases, four-color printing can not meet the printing needs of customers, so at this time spot color printing is needed. What exactly does spot color printing mean? Don't worry, let's talk about spot color printing at the Biyin Bazaar. Spot color printing refers to the printing process of reproducing the color of the original by using inks other than yellow, red, blue and black ink. In packaging printing, spot color printing process is often used to print a large area of base color. The cover of a packaged product or book is often composed of uniform color blocks of different colors or regular gradient color blocks and text, which can be overprinted with four primary color inks after color separation, or can be mixed with spot color ink, and then only a certain kind of spot color ink is printed at the same color block. In the case of comprehensively considering the improvement of printing quality and saving the number of overprints, spot color printing is sometimes used. The ink blended by spot color printing is in accordance with the principle of pigment subtractive color mixing to obtain color, its color brightness is lower, and the saturation is higher: the spot color block with uniform ink color is usually printed on the ground, and the ink amount should be increased appropriately, when the thickness of the ink layer on the layout is larger, the sensitivity of the ink layer thickness change to the color change will be reduced, so it is easier to get the ink color uniform, thick printing effect. Through the above, the market has made a simple summary of spot color printing, whether you know more about spot color printing, this is the meaning of spot color printing.