2. Failure phenomenon: reverse pullThe main reason and solution: In the multi-color hot stamping, the anodized aluminum pulls off the printing ink or the varnish of the printed parts.The main reasons for this failure are as follows:① Mainly because the ink on the surface of the printed product is no
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Trouble phenomenon: hot stamping is not strongMain reasons and solutions: There are many reasons for the hot stamping, and the treatment methods are also different.To sum up, it is mainly related to factors such as hot stamping temperature and pressure, ink formula, surface characteristics of print
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Health care products are extremely vulnerable to gas, temperature, environmental humidity, light source, microbial strains and other elements in the whole storage process because of various functional components, which cause various complex changes in physics and organic chemistry. This endangers th
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