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Na2O3Si, cas#6834-92-0 It is used as a cement, binder, filler, and adhesive. In addition, it is used as a wall coating, in concrete, fire proofing material, and as a sealant. It is also used to preserve eggs and wood. Sodium silicate also finds use in textile and pharmaceutical industries. The product has a wide variety of uses, including the formulation of cements, passive fire protection, textile and lumber processing, manufacture of refractory ceramics, as adhesives, and in the production of silica gel. It is used as a binder of the sand when doing sand casting of iron or steel. It allows the rapid production of a strong mold, by passing CO2 through the mixture of sand and sodium silicate in the mold box, which hardens it almost instantly.
