SYNTHETIC CRYOLITE  

 

 

SYNONYM: SODIUM FLUOROALUMINATE  

 

 

FORMULAR: Na3AlF6  

 

 

M. W.: 209.94  

 

 

CAS NO.: 13775-53-6  

 

 

H.S. NO.: 2826.3000  

 

 

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.  

 

 

GRADE: TECH GRADE  

 

 

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/FC