Zhejiang Tiantai Duobang Packaging Materials Co., Ltd
In gravure printing, it is often impossible to print the colors designed by the designers, so there will be a situation of printing one order by one, and the loss is quite heavy. After experts' analysis, it turns out that this is inseparable from the background color of the composite film. In th
MORECorona treatment of film surface can produce oxidation and polarity on the film surface, and micro roughness on the film surface is conducive to the drying and fastness of film printing. In order to do a good job in corona treatment of film, the process is required as follows.1. The corona processor
MORE1. Printing substrateIt is required that the aluminum foil has good toughness and flatness, without wrinkles, swings and other phenomena. The surface of the aluminum foil should be clean and free of oil stains.2. Printing equipmentBecause aluminum foil is easy to produce creases when passing through
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