Corrugated paper can absorb water.

Corrugated paper, also known as kraft paper and paper skin, is a common material used in paper packaging boxes. It is lighter and harder than wooden boxes, and is easy to cut to size. It is used to protect other packaged products from being damaged. damage.

Corrugated paper can be printed with patterns and text of different colors or written with text symbols on the outside. The cost is also relatively cheap. It should avoid water immersion, moisture, mold, water, hand hooks, etc. It is sometimes used as a handicraft material.

Type A corrugated and type B corrugated are generally used as outer packaging boxes for transportation, and beer boxes are generally made of B corrugated. E-type corrugation is mostly used as a single-piece packaging box with certain aesthetic requirements and suitable weight of contents. F-type corrugation and G-type corrugation are collectively called micro-corrugation. It is an extremely thin corrugation and is used for food such as hamburgers and cream-filled pastries. disposable packaging containers, or used as packaging for microelectronic products such as digital cameras, portable stereos, and refrigerated commodities.

Corrugated paper printing method:

Although they are both "photogravure" gravure printing methods, paper gravure printing machines are different from soft packaging gravure printing machines in that they need to be Large printing pressure is used to achieve the transfer of ink. Therefore, the plate cylinder and impression cylinder are large and heavy. It is a printing method for large-volume products.

Since gravure printing is a printing method different from flexo printing, the printing paper must have good smoothness. Gravure printing, which has a large amount of ink applied, has a thick expressive effect, and is a printing method that is highly rated for deep printing compared with offset printing and flexo printing. In order to correspond to environmental measures to limit VOC emissions, it may be considered to correspond to water-based gravure printing.