... Product Name:White Fireproof Ceiling Mgo Board1.Product Properties 1.raw materials: magnesium oxide, magnesium chloride,glass fiber, wood ... ≤ 1300mm; 3.thickness:3-20mm; 4.color:white,gray,red,green,black; 5.density:1100kg/m3; ... .Product Uses 1.It is used for partition, ceiling, fence, wall decoration and bar surface decoration; ... .can be planed,sawed,nailed easily. White Fireproof Ceiling Mgo Board