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08

Nov

Test method for UV printer white ink
UV printers are widely used and can meet various personalized custom printing. UV printers make our lives better and more colorful.
If you want better printing results, white ink is of course the most important!

White ink has three functions during the printing process. One is to improve the adhesion of the pattern so that it can be preserved for a long time; the other is to improve the adhesion of the pattern so that it can be preserved for a long time; the second is to increase the sense of relief and layering, which can be touched by hand. , you can feel the uneven surface; the third is to enhance the printing effect, making it look brighter on dark materials or backlit materials.
Test step 1:
Test the adhesion of white ink. The usual method is to soak materials printed with white ink (such as glass, ceramic tiles, etc.) in water, take them out after 2 hours, and scrape them off with your fingers. If you can scrape them off gently, the adhesion and waterproofness of white ink are poor. Need to replace new white ink.

Test step 2:
Test compatibility. Choose commonly used glass coating or metal coating to wipe the surface of the substrate, and then print white ink; or cover the surface of the white ink with varnish and observe whether foam appears and dissolves on the surface of the pattern. If so, it means that the compatibility of the white ink is poor and new white ink needs to be replaced.

Test step 3:
Test for purity. The purity of white ink affects the life of the print head and the effect of the printed pattern. If the white ink contains a large amount of impurities, it will gradually accumulate in the internal channels of the print head during later use, which will lead to blockage and scrapping over time. The test method is to place the filter at the outlet, pour an empty bottle, and look for filter sediment. If there are more sediments, it proves that the purity is poor.

Zhengzhou New Century Digital Technology Co., Ltd (Skycolor UV Printer:www.skycoloruv.com) is a professional high-tech enterprise engaged in R&D, production and sale of skycolor uv flatbed printer,skycolor uv roll to roll printer and related consumables.

Over the years,company has accumulated rich experience in digital uv printing field and gathered a batch of employees with professional skills. With high product quality and standardized service system,company has won high reputation from global market and trust of cooperated units.
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