Molecular formula: Na3AIF6
Molecular Weight: 209.94 implementation standard: GB 4291-2007
Hazard Level: 6.1 Product Code: 2826.3000
Physical and chemical properties: Colorless single-oblique crystalline crystals, often grayish white, pale red, yellowish or black due to impurities. Relative density 2.9-3.0, Melting point 1000℃. Slightly soluble in water, aqueous solution showed Acid. Toxic hydrogen fluoride gas is released by sulfuric acid decomposition.
Product usage: Mainly used for aluminum refining flux, crop insecticide, enamel glaze melt agent and milky white agent. Also used in the manufacture of milky white glass, but also for aluminum alloy and boiling steel raw Production and grinding wheel ingredients.
|
model |
Chemical composition/%
|
Physical properties |
||||||||
|
F |
AL |
Na |
SiO2 |
Fe2O3 |
SO4² |
CaO |
P2O3 |
温存水 |
Alkali amount |
|
|
≥ |
≤ |
|||||||||
|
AF-0 |
52 |
12 |
33 |
0.25 |
0.05 |
0.6 |
0.15 |
0.02 |
0.2 |
2 |
|
AF-1 |
52 |
12 |
33 |
0.36 |
0.08 |
1 |
0.2 |
0.03 |
0.4 |
2.5 |
|
AF-2 |
53 |
13 |
32 |
0.25 |
0.05 |
0.6 |
0.2 |
0.02 |
0.2 |
2 |
|
AF-3 |
53 |
13 |
32 |
0.36 |
0.08 |
1 |
0.6 |
0.03 |
0.4 |
2.5 |
