It is mainly used as corrugated core layer (middle layer) of corrugated paperboard, and plays an important role in the shockproof performance of corrugated paperboard. It can also be used as a wrapping paper for fragile things alone
Have a certain loose thickness. It has high stiffness, ring crush strength and water absorption, and has excellent joint adaptability. With the natural hardwood chemical pulp, semi cold alkali pulp or natural soda straw or with waste paper pulp, the free beating, send into the round net and multi cylinder paper machine is made.
There are rolls of paper and paperboard. The quantitation ranged from 112 to 200g/m2. Fibrous tissue uniformity. The thickness of the paper is consistent. Color Huang Liang.
Core paper is also called corrugated core paper. It is the raw material used to form corrugated central core of corrugated paperboard. It is processed by corrugating machine, and the corrugated roll is heated to 160~180 degrees, and the core paper is corrugated and corrugated paper (corrugating paper; corrugated paper).
