Application And Technology Of All Water Four Color Ink

In recent years, the principle of four color separation is used. Spin Product printing has attracted increasing attention. Popular textile tourism in the market Arts and Crafts And the color pattern of the shirt are all four colors. printing 。

The MD-994 all water four color ink produced by Shanghai virtue Fine Chemical Co., Ltd., the existing flat screen printing machine manufacturers do not need additional equipment investment, so long as the use of the company's products and technical guidance (can visit the website www.shmeide.com), you can batch production of printing products, and the usual printing and dyeing printing process and production speed.

MD-994 all water-borne four-color dot dot special ink is brightly colored, easy to operate and inexpensive (only five to 1/7 of imported four color ink). For such an excellent product, we must make good use of it, that is, making four color screen printing similar to 98% of the original manuscript. We must have an excellent four color screen printing process, which is helpful to improve the four color screen printing effect of the electronic color separation plate. So, how do you conduct four-color dot printing?

screen printing plate Material Science Choice

Screen: choose 200-350 mesh polyester silk screen. Because when white screen is exposed, the light will refract and make the high gloss level missing. The elongation rate of the screen must be low. In order to avoid moire, it is better to choose the mesh number of the screen as 5-6 times the number of dots.

Photosensitive glue: choose high solid content, good resolving power, good adhesion to screen mesh, double curing diazo photosensitive resin. This ensures that the high gloss dot is not lost during exposure and can generate high definition and high resolution screen.

Screen making

Electric sheet: the original manuscript that needs to be printed is held by the unit of the computer screen printing and color separation system, and then the image is scanned, and the layout is made until the output of the negative film is output. The FM dot of the negative film is preferably 35-80 line / inch, and the sensitive film is on the front side of the negative. The number of dots used for selecting the negative film should be related to the size of the printed product and the distance between the printed products. General advertising production focuses on far seeing effect (more than 1 meters above visual distance). The number of dots selected is 35-40 lines / inch, and 200-300 mesh is preferred. Such as textile printing, handicrafts printing, dot line number should be higher, generally choose 55, 60, 65, 70, 80, 100 lines.