Qingdao Karmay Color Printing Co.,Ltd
Mob: +86 13589297706
Address: Juxianqiao Road, Shangma Industrial Park, Hi-tech Zone, Qingdao City, Shandong Province, China
The corrugated paper used in corrugated packaging is a plate-like product made of corrugated paper formed by the combination of liner paper and corrugated waffle. It is generally divided into single corrugated paperboard and double corrugated paperboard. The corrugated paper is classified into: A, B, C, E, F five types.
Corrugated cardboard is made by bonding paper, paper, core paper and corrugated paper processed into corrugated corrugations. According to the requirements of commodity packaging, corrugated board can be processed into single-sided corrugated cardboard, three-layer corrugated cardboard (Figure 2), five-layer, seven-layer and eleven-layer corrugated cardboard. Single-faced corrugated cardboard is generally used as a protective layer for packaging of goods or to make lightweight cagging and backing plates to protect products from vibration or collision during storage and transportation. Three-layer and five-layer corrugated cardboard are used in making corrugated cardboard boxes. common. Many goods are packaged in three- or five-layer corrugated paperboards. On the contrary, they are beautifully packaged and printed on the surface of corrugated cartons or corrugated boxes. They not only protect the internal merchandise but also promote and beautify them. Internal merchandise.
The temperature of the production environment should not exceed 33°C, and the humidity of the air should not exceed 45%. Otherwise, the cardboard can easily absorb moisture, and its moisture is not volatilized, which naturally reduces the bearing pressure of the carton. In addition, it is best to paste the small box blank and rotate it for 4 hours before forming. Due to the urgent needs of customers, fans can be forced to blow air to promote the adhesion of the cardboard as soon as possible and to drive off excess moisture. In short, to increase the pressure on color box color box must be considered comprehensively and comprehensively, and try to reduce various unfavorable factors.