1.Because there is a lot of dusting between the trademarks printed by the offset press, there will be some deviations in the die-cutting process; and the trademark surface printed on the flexo printing machine will be printed with UV varnishes to enable the trademark during the die-cutting process. There is no longer a slight displacement on the plane, which results in a 2 to 3 percentage point increase in the passing rate of the flexo mark compared to the offset mark.

2. If the paper is loose or has a poor stiffness, it should be die cut at every 500 sheets or 1000 sheets. However, it should be noted that large hard particles must be inspected on the surface and inside of the cardboard, because particles larger than 0.3 mm are enough to damage the edges of the die-cutting tool.

3. If the print is curled upside down, the back mold should be used, and when the print is curled down front, the positive mold should be used.

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