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Definition and difference between single coated paper and powder gray paper
2, the difference:
(1) Different colors: the whiteness of single powder is higher than that of powder gray paper, so we can compare them before buying in the market and choose the paper with appropriate whiteness.
(2) Different scope of application: most of art paper is used for mounting paper and pits, mainly for large-scale external packaging, and some single powder will be used for printing books. These two kinds of paper have different application scopes.
(3) Different paper quality: Unlike double-sided coated paper, single-sided coated paper has a smooth surface and a dumb surface, so long as it has a smooth surface, it can be printed; Able to complete printing in various colors, with no restrictions on colors; Common surface treatment processes after printing are: gluing, UV, hot stamping and embossing.
Extended data:
The double-sided coated paper in the packaging box material is a kind of coated paper, that is, double-sided coating, and both sides have good smoothness. This kind of information is advanced in application. At present, Ye Jun has done a good job in packaging and printing.
This paper is lubricated on both sides and can be printed on both sides, while coated paper is lubricated on one side only. But the rigidity and hardness of single copper are higher than that of double copper. Moreover, single copper is a little yellow, and its luster is not as obvious as that of double copper.
In addition, the biggest difference between this paper and single copper paper is that it may be printed on both sides, while pit paper is a smooth kraft paper and corrugated paper (collectively referred to as paper core), which is one of the important materials for paper packaging.
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