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Synonym: Sodium fluoroaluminate Molecular formula: Na3AlF6 Molecular weight: 209.94 1 Properties: It is crystalline white powder. Slightly soluble in water, density 2.95-3, melting point 1000 o C, 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.

Ingredient	Super	First grade	Second grade
F%≥	53	53	53
Na% ≥	32	32	32
Al≥	13	13	13
H2O%≤	0.4	0.5	0.8
SiO2≤	0.25	0.36	0.4
Fe2O3%≤	0.05	0.08	0.10
SO4%≤	0.7	1.20	1.30
P2O5%≤	0.02	0.03	0.03
CaO%≤	0.10	0.15	0.20
Ignite on 550 o C≤	2.5	3.00	3.00

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