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What are the classifications of corrugated paper

What are the classifications of corrugated paper

2022-10-27

Generally speaking, corrugated paper can be classified according to its type: A, C, B, E and their combinations, such as AB, BC, BBC, etc. However, in today's market, there are already finer "F" bars in large-scale use.

Another is to classify the base paper according to the number of layers: in this case, it can be divided into two layers of cardboard, three layers of cardboard, four layers of cardboard, five layers of cardboard, seven layers of cardboard, etc;

The third is the classification of the shapes. Note that the shapes are not the ones above. As the name implies, the shapes can be classified into U, V, and UV shapes; Generally speaking, the UV shape used in our market is not universal;

Fourth: Comparison of corrugated performance:
Several flutes/300 mm reduced flat compression strength Edge compression strength
A 4.5-5.0 34+2 1.55 4 1
C 3.5-4.0 38+2 1.47 3 2
B 2.5-3.0 50+2 1.36 2 3
E 1.1-2.0 96+2 1.26 1 4

Fifth: Others:
Corrugated: Flute; Single corrugated board (also called three ply board): single wall; Double wall; Triple wall;



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