honeycomb cardboard panels - 0 views
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san-machinery on 30 Jul 24Honeycomb cardboard is made according to the principle of Honeycomb structure in nature. It connects corrugated base paper into countless hollow three-dimensional regular hexagons by adhesive bonding method to form a whole stress-bearing part - paper core, and glues the two sides of the paper core. A new type of sandwich-structured environmentally friendly and energy-saving material made of paper.