
In the quality indicators of packaging box printing, several materials play an important role. Therefore, corporate customers should carefully choose the materials of the packaging box before the custom printing of the packaging box. Below we will introduce in detail some commonly used packaging boxes. materials and their characteristics.
White cardboard, also known as single-coated paper, is the most commonly used material in the carton packaging industry. White cardboard is a kind of firm, thick, and quantitative paper. White cardboard has high front whiteness and gloss, and its paper surface The smoothness and fineness have high printability. The back of the white cardboard is not uncoated. Compared with the front, the gloss, smoothness and whiteness are slightly worse. Because of the high gloss on the front of the white cardboard, some people use it. It is compared with the breadth of copper, so this paper is also called [single copper paper], and the commonly used gram weights are: 250.300.350.400 grams.
Whiteboard paper is a packaging paper made from waste paper. The quality of whiteboard paper is slightly worse than that of whiteboard paper. The surface of whiteboard paper also has high whiteness and gloss, but the core and back of the paper are gray. There are: 230, 250, 300, 350, 400 grams in regular can.
With the development of the packaging industry, the requirements for product packaging boxes are higher, and the demand for gold and silver cardboard is also increasing year by year. Gold and silver cardboard is a kind of paper made of white cardboard and aluminum-gold-silver film. In layman's terms, a thin gold-silver aluminum film is pasted on the paper surface of white cardboard. Weight: 275.325.375 grams.
Kraft paper is divided into white kraft paper and yellow kraft paper. High-weight kraft cardboard is generally used for packaging box printing. Kraft paper has high strength, good toughness.
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