1. Good cushioning performance. Due to the special structure of corrugated cardboard, 60~70% of the volume in the cardboard structure is empty, so it has good shock absorption performance and can avoid the collision and impact of the packed articles.2. It is light and firm. Corrugated board is a hol
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2022-04
The corrugated board and honeycomb board with the same face paper and core paper, the same amount of paper and the same adhesive between the core layer and face paper are tested for performance. The test data are shown in Table 1.Standardization specified by data:(1) The flat pressing strength of ho