Synthetic Cryolite

identification: chemical name: sodium aluminium hexafluoride synonyms: artificial cryolite; aluminum sodium fluoride; kryolith; sodium cryolite cas no.: 13775-53-6 molecular formula: na3alf6 properties: white crystalline powder or a sandy-size granularity, slightly soluble in water. Specifications: type unit f al na sio2 fe2o3 so4 cao p2o5 h2o ch-1 % 52min 12min 33max 0.36max 0.08max 1.0max 0.2max 0.03max 0.4max cm-1 % 53min 13min 32max 0.36max 0.08max 1.0max 0.6max 0.03max 0.4max particle size sandy (80mesh), powder (200mesh, 325mesh) application: mainly used as a flux in the aluminium smelting by fused salt electrolysis; also an opalizer in the manufacture of enamel; an opacifier and auxiliary solvent of glass and enamel; an insecticide of crops; a flux in aluminium alloy casting; and in the production of ferrous alloy and effervescing steel.