http://www.metalacp.com/mgo-boards/China MgO Boards factory MgO Panels Description Magnesium Oxide Board is a聽new fireproof building material, main materials are gelled magnesium oxide and magnesium sulfate and perlite, and the materials react and generate cement-like substance, reinforced with glass fiber mesh and non-woven fabric, forming an excellent fireproof material. The product is used for walls, ceilings, fireproof door liner etc. The magnesium plate produced by our company is modified on the basis of the traditional magnesium plate with the selection of high quality gelling magnesium oxide and magnesium sulfate as the main