Corrugated cardboard has two layers of corrugated cardboard, three layers of corrugated cardboard, five layers of corrugated cardboard, and even seven layers of corrugated cardboard. Then, what kind of cardboard is usually used for fruit carton packaging, because double-layer corrugated cardboard is a liner, a layer of corrugated base paper is bonded at 20%, and the cost is low, and it is only used as a separator and liner in fruit packaging; Three-layer corrugated cardboard, generally used for inner packaging, also used for grid board or layering. Liner; double corrugated cardboard, that is, five-layer corrugated cardboard, usually used for export packaging due to its good compressive strength.

Problems that should be paid attention to in the layout design of corrugated boxes

According to the tension principle in the corrugated board forming process, the moisture content of the base paper entering the single-sided machine during the corrugating forming process is preferably 9% to 12%. Higher values ​​do not work, lower values ​​will affect the quality of the cardboard, so how do we control the temperature? Here are the control methods for two situation.

The base paper used to make cartons mainly includes white cardboard, corrugated paper, tea board paper, ordinary box board and kraft box board paper, etc. The production processes and materials of these base papers are different, and the standards are also different. There are two types of coated white paperboard:

Carton is the ideal packaging container for paper products. Light weight, high strength, shock absorption, suitable for mechanized production. Used for transport packaging and sales packaging for many years. Cardboard boxes bring a lot of convenience to our lives. For example, many glass products without cardboard boxes break easily. Like some home appliances, there is no cardboard box and it is easy to get wet, which illustrates the importance of cardboard boxes.

Three types common of packaging food box：Featured shape packaging，Environmental health packaging and Specialty and holiday packaging

A high-end box must not only look good in the design of the craftsmanship in the appearance, but also must be good enough on the top of the craftsmanship. The custom price of such boxes and packaging boxes is naturally very high, and the good-looking boxes are just a little more process cost, so it will not be expensive.

The lid and basecover boxes can be divided into square lid and base cover boxes, rectangular heaven and earth cover boxes, round lid and base cover boxes, heart-shaped heaven and earth cover boxes and special lid and base cover boxes according to their appearance.