Types of paper commonly used for printing Paper can be divided into: white cardboard, gray board, copper paper, offset paper, corrugated paper, special paper, writing paper, kraft paper, newsprint.

Step 8: Press the cardboard The corrugated paper core is pressed, and the paper is pulled out from the large roll by the machine and entered into a set of corrugated rollers with high temperature and high humidity and gear. Under the pressure of two gear rollers, the paper forms a corrugated shape with convex and convex phases, so that the corrugated board has strength and buffering ability. The molded corrugated core will touch another roller with glue, which will glue the corrugated core side, and stick to the roll of paper drawn from the other roller during the rotation process. Glue a roll of paper on the other side of the corrugated board, and after the glue is dried by high temperature, a double layer of corrugated board will be formed, and so on.

Guorui Paper Machinery: The basic process of using waste cartons to produce new cartons (2) Step 3: Pure pulp treatment The pure pulp separated by the above process must be re-added with water and other chemicals to make the subsequent paper have the required functions, such as waterproof. Step 4: Roll the pulp

Guorui Paper Machinery: The basic process of using waste cartons to produce new cartons (1) In life, we will often come into contact with cartons. Highly developed Chinese e-commerce has brought a large number of carton demand. Cartons can be recycled. Corrugated paper itself can be recycled, and the raw materials of many cartons are also from recycled waste cartons. The first step in turning a waste carton into a new carton: compress the carton