Aluminum composite panel, abbreviated as panel, is basically a structure of three layers. As the low-density core is inserted between two thin skin layers it is sometimes called dentalimplantsboynton.com sandwich panel. The skin layers are aluminum sheets and the low-density core is a non-aluminum core. The sandwich setup enables panels to be perfect for mechanical uses. It stands out from the other metallic panels for excellent mechanical performance at minimal weight. Sandwich panels have extensive uses for their high rigidity.