Screen printing label factory introduced label screen printing process needs to pay attention to?

Screen printing label factory introduced label screen printing process needs to pay attention to? Sign making diversity, different types of signs used in the process is also different. Metal signs common electroplating, screen printing, die casting, etc. , in every link, every - - - - - - - > screen printing label factory introduced label screen printing process needs to pay attention to? Sign making diversity, different types of signs used in the process is also different. Metal sign commonly used have plating, silk screen printing, die-casting and so on, in every aspect, every process should pay attention to the issues and factors, familiar with and grasp these factors that makes a sign issues during the production process, such as pitting, scratched, bad product, such as the next together to learn about silk screen printing should pay attention to what factors: 1. Screen printing plate method choice (1) manual screen printing platform (2) the flat screen printing machine they each have different characteristics, to choose according to the specific needs, but a common requirement is high repeat precision, eli overprint when the position accurately. Manual is the basis of the machine printed, feel the hearts of the manual printing adjust machine will know fairly well; When printing large area, the location of the manual screen printing platform is difficult to control when overprint accurate, flat screen printing machine is needed to solve. Screen printing machine is consistent, after pressure to adjust better than hand screen printing. Come on identity while manual screen printing overprint accurate position accuracy of silk screen machine no flash, but the manual screen printing net ink in power, not easy to rub off, long life, high quality. General advice manual screen printing, especially the screen printing on the aluminum alloy panel. Therefore, screen printing signs, panels, manual screen printing and screen printing machine should be equipped with both, to meet different needs. 2. Screen printing plates factory introduction screen printing plates from network size control screen printing signs, panels, tags, or network distance not, network distance is too big. It is a large screen tension, net from small zui. This is line contact, timely pop-up. General rule is micro shape mesh plate mesh spacing is 0. 5 ~ 1 mm, small net plate distance is 2 ~ 3 mm, medium-sized network version of the network distance is 3 ~ 5 mm, large web plate ( Such as 1 m by 0. 8m) Net from 5 to 7 mm. 3. Adjust the ink when using screen printing ink is used to adjust loose consistency, but also fully stir well, and to eliminate air bubbles, adjust good to use. 4. Screen printing plates factory introduction screen printing plates, panel scraper with a scraper required point, flat, hard, play, no gap, solvent resistance. Request pointed to print too clear; Scraper can use glass to check whether the flat, such as rough, smooth; Scraper hardness in general is often 70 ° medium hardness; For elastic, it is a bit to avoid uneven is printed is bad, the blade is not allowed to have a gap; Also requires ability solvent, make the blade is not easy to damage.