Product name:Sodium silicate
CAS: 1344-09-8
Molecular Formula: Na2SiO3·9H2O
Molecular Weight: 122.063236
Product description:Colorless crystallization of orthogonal double cone or white to pale block or powder. Can the weathering. At 100 ℃ lost 6 crystallization water molecules. Soluble in water, soluble in dilute sodium hydroxide solution, insoluble in ethanol and acid. Melting point is 1088 ℃.Coating material surface, improve its resistance to weathering ability In density is 1.35 g/cm after waterglass dipping or brushing of clay bricks, cement concrete, silicate concrete, stone and other porous materials, and can improve the compactness of material, strength and permeability resistance, frost resistance and water resistance, etc.Can be used to make acid-proof daub, used in the kiln lining of a class.