General color steel foam sandwich panels. How much a square is flat
Plywood is made of three or more layers of 1mm thick veneer sheet made of hot pressing Plywood is generally divided into 3mm, 5mm, 9mm, 12mm, plywood buy plywood by multi-layer single The plates are arranged in a crisscross arrangement The outermost front panel is called a panel, and the back is called a backplane The inner board is called the core plate Ask the question? The They said that the use of the shoe cabinet, wardrobe with a sandwich panel answer:
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Big core board price is cheaper than the core board, the vertical (to the core material to distinguish) bending strength is poor, but the lateral bending strength than