Is divided into two categories: tissue paper and pit paper. Commonly used packaging papers are gray copper, white copper, single copper, gorgeous cards, gold cards, platinum cards, silver cards, laser cards, etc. "White board on white" means: white copper and single copper. Copper and single copper have in common that both sides are white. The difference is that "white copper": smooth on one side and not smooth on the other. The popular point is that the front side can be printed, and the reverse side cannot be printed. "Single copper": Both sides have coated side, both sides can be printed. The gray bottom gray board has this kind of paper, but it is not used on the packaging box. The gray bottom white board is the so-called "gray copper paper". The general white card is the "white board on white" paper, but it is just the abbreviation for general quotations (except for special white cards, such as platinum cards and silver cards).
Packing box material
1. Pink paper: white on one side and gray on one side, the price is lower; double pink paper: white on both sides, the price is on the high side.
2. Determine the material of the color box according to the shape and size of the product. Commonly used materials are: 280g fly ash paper, 300g fly ash paper, 350g fly ash paper, 250g fly ash mounting E pit, 250g double powder paper mounting E pit, etc.