Why can screen printing be use on many kinds of material?
DATE: Jan 4th, 2021
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The amount of water depends on the viscosity requirements of the colloid for coating; be sure to dissolve the photosensitizer powder before pouring into the colloid; In the clockwise direction when stirring, so as not to generate bubbles. The shelf life of the photoresist is 1 year before being prepared, and the best use period after preparation is about 15 days. It can be stored at low temperature for 2 months or more.
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