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Application of squeegees in PCB screen printing process
1. Correct the name of the squeegee In the process of screen printing, squeegee is a kind of gluing tool used to scrape the printing material on the screen plate to make the missing printing on the substrate. It includes two parts, squeegee and squeegee handle.As the name implies, squeegee and sq...Read more -
Screen printing process
1, one of the solutions to the moire problem is to try to find a certain appropriate proportion of mesh and mesh number, and the network line Angle, mesh geometry, ink conditions, printing conditions and other factors to optimize, so as to achieve the purpose of avoiding moire.Pay attention to ea...Read more -
Influence of scraping pressure and speed on printing quality
Influence of scraping pressure and speed on printing quality The scraper contacts the disc surface under certain pressure and should be in linear contact.The printing press is too small, less than the surface of the disc, or printing surface is not complete, the printing press is too large, will ...Read more -
Screen frame and taut net
Net frame and taut net 1) Selection of screen frame Frame is the most basic element in screen printing.The printing plate in screen printing is a screen image with a template, and it is of no use if the screen cannot be fixed on a smooth frame. The screen frame should have enough strength to resi...Read more -
Silk screen plate making
Silk screen plate making Screen plate making is the basis and key process of screen printing.If the plate making quality is not good, it is difficult to print high-quality products.Problems and defects in printing are often related to platemaking technology and material selection.Therefore, in or...Read more -
Key technology of fabric screen printing
Key technology of fabric screen printing Textile screen printing equipment precision requirements, equipment operating environment is relatively harsh, long working hours, the test of the equipment is harsh.In printing equipment, there are many key technologies to be mastered, such as plate trans...Read more -
Screen printing plate production
Screen printing plate production Screen printing has its own characteristics compared with other printing. (1) Screen printing color, thick ink film, unlike letterpress printing, lithography ink film is very good, can not be used to express the subtle changes in tone; (2) When using the original ...Read more -
Screen printing technology
Screen printing technology Screen and screen structure Screen plate is the skeleton of screen, used to attach photosensitive film or photosensitive adhesive basic carrier, for screen printing developers, the basic knowledge of screen, according to the requirements of printing, select the appropr...Read more -
Screen printing technology principle and equipment
Screen printing technology principle and equipment Screen printing principle and process overview Screen printing belongs to screen printing, which, together with letterpress, lithography and gravure printing, is called “four major printing”.The principle of screen printing is;In pri...Read more -
Overview of textile printing technology development
Overview of textile printing technology development Fabric screen printing machine is one of the most important equipment for deep processing of fabric, such as cutting sheets, which is mainly used for printing pictures and texts on the substrate.Screen printing belongs to orifice printing. The p...Read more -
Screen printing mesh selection
Screen selection Select the screen first to ensure the integrity of the bright dot, but also to consider the dark dot reproduction.However, due to the dot enlargement, the level with an area ratio of more than 90% is the field, while 90% of the dark dot size is equivalent to 10% of the bright dot...Read more -
Trends in screen printing
Trends in screen printing 1. Automatic, high quality, on-line production The development of screen printing technology depends on and promotes the continuous innovation and improvement of screen printing equipment.The market for screen printing to increase the number of color sets and improve the...Read more