Mgo Board 1.1220*2440*9mm; 2.partition wall,ceiling,fence; 3.fireproof,waterproof,anti-moth; 4.cut,plane,process easily. Product Name:White Fireproof Ceiling Mgo Board1.Product Properties 1.raw materials: magnesium oxide, magnesium chloride,glass fiber, wood flour,perlite; 2.specification:1220×2440mm,1220×3000mm,900×2700mm,other sizes are viable,the length≤3000mm and the width≤ 1300mm; 3. ...