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How many times does it take to scrape the photosensitive adhesive for silk-screen drying of mobile phone lenses?
Generally speaking, ordinary screen printing is about 5um aqueous and 12um oily.
Scrape the glue by hand, once, and then scrape it when it is dry.
Machine, fully automatic control.
If it is too thick, it may not be exposed, and it may also affect the amount of ink.
If it is too thin, it is easy to have sand holes.
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