Aluminum fluoride
【Product standard】GB/T 4292-2007
【Molecular formula】AlF3
【Relative molecular weight】83.98
【Use】
In the aluminum industry to reduce the melting temperature and increase electrolyte conductivity, the flux for non-ferrous metals, ceramic glaze and porcelain enamel glaze and glaze flux components, and oil production in the fermentation of the Inhibitor vice . For the production of alcohol from the Vice fermentation inhibitors. Used in metal welding, soldering fluid. For the manufacture of optical lenses. Also used as a catalyst for organic synthesis of raw materials and artificial cryolite
【Physicochemical property】
Aluminum fluoride,As colorless triclinic crystal system. White powder or large rhombic six-sided crystals. Density 3.00g/cm3. Melting point 1040 ℃. Boiling point (sublimation) 1272 ℃. Slightly soluble in cold water, soluble in hot water. Insoluble in acid and alkali solution, insoluble in most organic solvents,
【Packing】Laminating plastic woven bag lined with plastic film bag, net weight 25Kg, 50Kg, or according to customer requirements.
【Technical requirements】(GB/T 4292-2007):
Grade | Chemical composition(percentage)/ % | Physical property | |||||||
F | Al | Na | SiO2 | Fe2O3 | SO42- | P2O5 | Loss on burning | Bulk densityg/cm3 | |
≥ |
≤ |
≥ |
|||||||
AF-0 |
61.0 |
31.5 |
0.30 |
0.10 |
0.06 |
0.10 |
0.03 |
0.50 |
1.50 |
AF-1 |
60.0 |
31.0 |
0.40 |
0.30 |
0.10 |
0.60 |
0.04 |
1.00 |
1.30 |
AF-2 |
58.0 |
29.0 |
2.80 |
0.30 |
0.12 |
1.00 |
0.04 |
5.50 |
0.70 |
AF-3 |
58.0 |
29.0 |
2.80 |
0.35 |
0.12 |
1.00 |
0.04 |
5.50 |
0.70 |
Note:AF-0 and AF-1 is aluminum fluoride standard AF-2 and AF-3 wet aluminum fluoride standard |