corrugated box

Corrugated box, also known as corrugated paper box, carton box, sometimes referred to as carton, is a box woven or pasted withcorrugated paper, which is often used as a packaging item to facilitate transportation. In 1879, Rob Gale modified a machine for printing paper bags to cut crumpled cardboard and corrugated paper, and invented foldable cartons.

1Terminology

Types of corrugated paper: There are K, A, B, C, D, E, F, G Flute ，eight types, commonly used are A, B, C, E, F.Each flute type has a compression ratio coefficient (the corrugated base paper is shortened in the length direction of the paper after being corrugated, and the shortening ratio becomes the compression ratio coefficient), specifically: A flute: 1.59, B flute: 1.36, C flute: 1.50, E flute: 1.27.

2 Structure

There are single corrugated, double corrugated, triple corrugated, etc. This types of corrugated paper are the most common on the market.Introduction of corrugated cardboard: It is made of corrugated base paper, core paper and boxboard paper through multiple processes such as corrugating, gluing, drying, slitting, printing, creasing, grooving, nailing or gluing. made of paper packaging. In the production of corrugated boxes, low gram weight paper is generally used as the core paper, and high gram weight paper is used as the face paper or lining paper. The main direction of future development is low-weight, high-strength, lightweight corrugated box products.

3.material

Corrugated cardboard is made by bonding face paper, lining paper, core paper and corrugated paper processed into corrugated corrugated. According to the needs of commodity packaging, corrugated cardboard can be processed into single-sided corrugated cardboard, three-layer corrugated cardboard, five-layer, seven-layer, eleven-layer and other corrugated cardboard