Cartons, also known as corrugated boxes, are made of cardboard. Cardboard is made by bonding multiple layers of corrugated paper with a pit paper machine, which usually has three layers (single pit), five layers (double pit) and seven layers (three pits).
Corrugated paper is a kind of board bonded by hanging paper and corrugated paper processed by corrugated rod. Generally divided into single corrugated board and double corrugated board. According to the size of corrugated paper, it can be divided into five types: A, B, C, E and F. The invention and application of corrugated paper has a history of 100 years. It has the advantages of low cost, light weight, easy processing, high strength, good printing adaptability and convenient storage and handling. More than 80% of corrugated paper can be recycled. Corrugated paper can be used as the packaging of food or digital products, which is relatively environmentally friendly and widely used.
Corrugated board is made of face paper, inner paper, core paper and corrugated paper by bonding. According to the demand of commodity packaging, corrugated board can be processed into single-sided corrugated board, three-layer corrugated board, five-layer, seven-layer and eleven-layer corrugated board.
Corrugated box is made of corrugated board, which is the most widely used paper container packaging and widely used in transportation packaging. Corrugated box is widely used because it has many unique advantages: ① Good cushioning performance. ② Lightweight and firm. ③ The overall size is small. ④ Sufficient raw materials and low cost. ⑤ It is convenient for automatic production. ⑥ The packaging operation cost is low. All landowners can pack all kinds of articles. 8 Less metal consumption. Pet-name ruby good printing performance. Attending can be recycled.