- Category :
Inorganic chemicals/Inorganic salts
- CAS NO : 13775-53-6
- EC NO : 239-148-8
- Molecular Formula : Na3AlF6
- Main Specifications : 98%
- Synonyms : synthetic cryolite;Cryolite;EPA Pesticide Chemical Code 075101;Kryolith [German];Natriumaluminiumfluorid;Natriumhexafluoroaluminate [German];Aluminum sodium fluoride (Na3AlF6);Aluminum sodium hexafluoride (AlNa3F6);Aluminum trisodium hexafluoride;Trisodium aluminum hexafluoride;Sodium fluoroaluminate (Na3AlF6);Aluminate(3-), hexafluoro-, sodium (1:3), (OC-6-11)-;Aluminate(3-), hexafluoro-, trisodium, (OC-6-11)-;Trisodium hexafluoroaluminate(3);aluminum sodium fluoride (1:3:6);aluminum sodium hexafluoride;artificial cryolite;Sodium fluoroaluminate;Aluminum sodium fluoride;Sodium aluminum fluoride;Sodium Aluminum Fluorid;
Package: 25kg/bag
Uses : It is 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 pro
Molecular Structure:
Product description:
Cryolite (Sodium Fluoaluminate)
Formula： Na3AlF6
Molecular weight ：209.94
CAS No.: 13775-53-6
HS Code：2826.3000.00
[Properties]: Clorless monocrystal crystal, usually appears offwhite, pink, yellowish or black because of impurity, usually present as indiscerptible compact block with glass lustre, specific gravity: 2.9-3.0, melting point: 1000°C; slight soluble in water, aqueous solution is acidic, decompose to toxic hydrogen fluoride gas when meeting with sulfuric acid.
[Quality standard]:qualified with the standard [GB 4291-2007].
Grade Chemical composition(%) Loss on Drying (550℃
F Al Na SiO2 Fe2O3 SO4-2- CaO P2O5 H2O
≥ ≤
CH-0 52 12 33 0.25 0.05 0.6 0.15 0.02 0.20 2.0
CH-1 52 12 33 0.36 0.08 1.0 0.20 0.03 0.40 2.5
CM-0 53 13 32 0.25 0.05 0.6 0.20 0.02 0.20 2.0
CM-1 53 13 32 0.36 0.08 1.0 0.6 0.03 0.40 2.5
[Application]: It is 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.
[Packing]: polyethylene weaving inner lined with plastic bag. Net weight is 25kg, or as the request of customer.
[Storage and transportation]: Stored in dry and cool warehouse with packages sealed and away from rain and wetting.
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