直接制版的方法 是在制版时首先将涂有 感光材料腕片基感光膜 面朝上平放在工作台面 上,将绷好腕网框平放 在片基上,然后在网框 内放入感光浆并用软质 刮板加压涂布,经干燥 充分后揭去塑料片基, 附着了感光膜腕丝网即 可用于晒版,经显影、 干燥后就制出丝印网版。
工艺流程:已绷网——脱脂——烘干——剥离片基——曝光——显影—— 烘干——修版——封网
Basic Principle
Screen printing by five elements, namely the screen plate, scraping the scraping board, printing ink, printing machine and their content. Screen printing basic principle is: use screen plate graphic part nets hole through printing ink, the graphic part nets hole through the basic principle of printing ink. When printing plate on one end into the screen printing ink, scrape scraping board in the silk screen printing ink parts of exert some pressure, and the other end plate moving toward the screen. Ink on the move was scraper from graphic part of the nets hole in the squeeze the thing on printing.