... ,waterproof,anti-moth 4.cut,plane easily Product Name:Colored Glass Magnesium Oxide Fireproof Board1.Product Properties 1.raw materials: magnesium ... oxide, magnesium chloride,glass fiber, wood flour,perlite; 2.specification:1220×2440mm,1220×3000mm ... filling putty; 2.can be planed,sawed,nailed easily. Colored Glass Magnesium Oxide Fireproof Board