Product Description

Synthetic Cryolite Molecular formula: Na3AlF6 molecular weight: **9.*4 1> Properties: it is crystalline white powder. Slightly soluble in water, density 2.***3, melting point ***0oC, easily absorbing water and become damp, decomposed by strong acids like sulfuric acid and hydrochloride, then producing hydrofluoric acid and relevant aluminum salt and sodium salt. 2> Uses: mainly used in flux of electrolytic aluminum, pesticide, flux of ceramic colors, anti-rubbing filling agent of resin and rubber, electrolytic liquid for production of iron alloy rimmed steel and furnish of emery wheel. 3> Packing: package can be *5/*0/***0kg plastic woven bags with shrink film, or according to customer’s requirements. 4> Specifications: GB********9 Ingredient Super First grade Second grade F%≥ *3 *3 *3 Na% ≥ *2 *2 *2 Al≥ *3 *3 *3 H2O%≤ 0.4 0.5 0.8 SiO2≤ 0.*5 0.*6 0.4 Fe2O3%≤ 0.*5 0.*8 0.*0 SO4%≤ 0.7 1.*0 1.*0 P2O5%≤ 0.*2 0.*3 0.*3 Ignite on **0oC≤ 2.5 3.*0 3.*0 CaO%≤ 0.*0 0.*5 0.*0