First Grade Sodium Silicate Binder for Casting Use

Product Overview   First-grade Sodium Silicate, also known as water glass, has the chemical formula Na₂O·nSiO₂, CAS number 1344-09-8, molecular weight 284.2, density 2.614, and melting point 1089°C. The product appears as colorless, bluish-green, or brown solid or viscous liquid. It is an inorganic silicate product manufactured by co-melting silica (quartz sand) with soda ash (or natural alkali) in a melting furnace, followed by cooling and crushing. Nantong Mengya New Materials Technology Co., Ltd. specializes in the field of inorganic chemicals, strictly implementing the national standard GB/T 4209-2022 “Industrial Sodium Silicate” to provide customers with high-quality first-grade Sodium Silicate products.   First-Grade Technical Specifications   Nantong Mengya's first-grade Sodium Silicate is produced and tested in strict accordance with national standards, with key quality indicators as follows:   Parameter First-Grade Specification Standard Total Soluble Solids Content ≥ 98.0% GB…