With the increasing development of packaging industry, packaging is everywhere in people's life. Because it is convenient for oneself and others, as well as the normality of social life.
The existence of corrugated color box printing is convenient for the general public. It is widely used in shoes, hardware, electronics, daily necessities, food, clothing and so on. It is closely related to people's life and is still expanding.
Corrugated color box is a box made of five or three layers of paperboard mounted with four or two layers of corrugated paperboard and a piece of color printed face paper.
For example, the color boxes of soybean milk machine, hair dryer and rice cooker are all composed of facial paper and corrugated paper.
Non corrugated color box face paper is the printed side of the surface, and corrugated paper is the yellow or white side inside. If it is a non corrugated color box, there is no corrugated paper inside. It is a single layer of facial paper. Many hardware parts such as locks and relays are packaged in non corrugated color boxes.
Because the surface of the egg is uneven. Touching the egg with your hand is uneven, so corrugated paper is used to package the egg to prevent it from breaking. Because the surface of the egg is smooth when you see it, in fact, the egg is uneven. It can only be felt by hand, so the eggs are wrapped in corrugated paper. Prevent egg breakage.