Calcium oxide for building material CaO+MgO >93% CaO 91.0% MgO 1.9 ... , plastic film, fiber, rubber, adhesives, sealants, household chemicals, cosmetics, building materials, paint, ink, construction, smelting, alumina, culture, food, water factory ... dehydration etc.The material of calcium oxideIt is calcitethe picture of calcium oxidethe packing of calcium oxide Calcium oxide for building material