SYNTHETIC CRYOLITE

 

SYNONYM: SODIUM FLUOROALUMINATE

 

FORMULA: Na3AlF6

 

M. W. : 209.94

 

CAS NO.: 13775-53-6

 

GRADE: TECH. GRADE

 

DESCRIPTION: IT IS CRYSTALLINE WHITE POWDER. SLIGHTLY SOLUBLE IN WATER, DENSITY 2.95-3, MELTING POINT 1000℃, 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.

 

SPECIFICATIONS:

 

F

53% MIN.

AL

13% MIN.

Na

32% MAX.

SiO2

0.36% MAX.

Fe2O3

0.08% MAX.

SO42-

1.2% MAX.

P2O5

0.03% MAX.

H2O

0.5% MAX.

CaO

0.15% MAX.

IGNITION 550℃ 30MIN

3.0% MAX

 

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.

 

PACKING: PACKED IN 50KG WOVEN BAGS WITH PLASTIC LINER, 21.6MT/FCL