White cardboard
White cardboard is a kind of cardboard paper with white and smooth front side and gray back side. This kind of cardboard paper is mainly used for single-sided color printing, and then made into cardboard boxes for packaging. It is hard and thick, with good standing resistance, surface strength, folding resistance and printing adaptability. It is suitable for making packaging boxes, lining plates, crafts, etc.
Corrugated paper
Corrugated paper has the advantages of lightness and strength, high load-bearing and compression strength, impact resistance and moisture resistance, and low cost. Single-sided corrugated denmark number data paper board is generally used as a protective lining layer for packaging goods or for making lightweight cardboard grids and pads to protect goods from vibration or collision during storage and transportation; three-layer or five-layer corrugated paper board is used to make retail packaging for goods; Seven-layer or eleven-layer corrugated paper board is mainly used to make packaging boxes for electromechanical products, furniture, motorcycles, large household appliances, etc. Corrugated paper can be divided into seven categories according to the type of gutter: Gutter A, Gutter B, Gutter C, Gutter D, Gutter E, Gutter F and Gutter G. Among them, Gutter A, B and C are generally used for outer packaging, and D and E are used for small and medium packaging.
In order to highlight the class of packaging products, more and more customers choose to use gold and silver cards for printing.