Product name:fireproof mgo board Raw material:MgO Certificate:ISO9001 ISO14001 CE Siz*2400mm* Thickness3-20mm Thickness:3-20mm Edge:Square, Tapered, Beveled Density:0.95-1.2kg m3 Color:White, Grey ,Customize Fireproof Grade:Grade A1 Usage:Wall Partition,ceiling,etc.