What is 2,3,5,7 Layer Carton Box?

2025-01-03 15:06
The corrugated carton box is widely used for packing and shipping products.Corrugated cardboard is a multi-layer adhesive structure consisting of at least one layer of corrugated flute paper and one layer of liner paper. It has high mechanical strength, good compressive strength, and shock resistance, and can withstand collisions, impacts, and drops during transportation.


What is 2 layer , 3 layer, 5 layer and 7 layer corrugated cardboard? What those means?


2 layer corrugated cardboard (single face)

It's consist of one layer corruagted flute and one layer liner paper



It is usually not used as an outer packaging alone, but instead utilizes its elasticity to protect the product as an inner packaging or packaging liner.


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3 layer corrugated cardboard (single wall)

It is consist of one outer liner , one corrugated flute and one inner liner.

Suitable for packaging of some lightweight goods

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5 layer corrugated cardboard (double wall)

It is consist of one outer liner , 2 corrugated flute , one middle liner and one inner layer.

Five layer corrugated cardboard boxes have higher strength and can carry some heavy goods.

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7 layer corrugated cardboard (triple wall )

It is consist of one outer liner, 3 corrugated flute, 2 middle liner and one inner layer.

Seven layer corrugated cardboard boxes have the highest strength and are suitable for packaging some particularly heavy goods.

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