| Customization: | Available |
|---|---|
| CAS No.: | 15096-52-3 |
| Formula: | Na3alf6 |
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Introducing Cryolite, a versatile compound also known as sodium hexafluoroaluminate or sodium aluminum fluoride, with the precise molecular formula Na3AlF6. This white, fine crystalline material is odorless and boasts a solubility superior to that of natural cryolite. Its specific gravity measures at 3, with a hardness ranging between 2 and 3, and a remarkable melting point of 1009 degrees Celsius. Cryolite is hygroscopic, readily absorbing moisture from the environment. Its applications are diverse and invaluable: serving as a flux in aluminum electrolysis, enhancing the wear resistance of rubber and grinding wheels, acting as an enamel whitening agent, providing sun protection in glass formulations, and functioning as a metal flux and agricultural insecticide. The Hall-Heroult method utilizes this fluoride melt as a solvent in the production of metallic aluminum, underscoring cryolite's irreplaceable attributes that no other compound can replicate.
| Model | Chemical composition( mass fraction)/% |
|
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| F | AI | Na | SiO2 | Fe2O3 | so4²- | CaO | P2O5 | Hygroscopic pic moisture |
Ignition loss (mass fraction) |
||
| ≥ | ≤ | ||||||||||
| FH-1 | 52 | 12 | 33 | 0.25 | 0.08 | 0.6 | 0.15 | 0.02 | 1.5 | 2.0 | |
| FH-2 | 52 | 12 | 33 | 0.36 | 0.08 | 1.0 | 0.20 | 0.03 | 1.3 | 2.5 | |
| FM-1 | 53 | 13 | 32 | 0.25 | 0.05 | 0.6 | 0.20 | 0.02 | 0.7 | 2.0 | |
| FM-2 | 53 | 13 | 32 | 0.36 | 0.08 | 1.0 | 0.60 | 0.03 | 0.7 | 2.5 | |
1. Primarily utilized as a flux in aluminum electrolysis, ensuring efficient and seamless operations.
2. Serves as a wear-resistant additive in grinding products, significantly enhancing the wear resistance, cutting precision, and cutting strength of grinding wheels. This ultimately extends both the service life and storage longevity of the wheel.
3. Employed as a flux in the production of ferroalloy and boiling steel, optimizing process efficiency.
4. Acts as a flux for non-ferrous metals, facilitating smooth and effective processing.
5. Functions as an exceptional casting deoxidizer, ensuring purity and quality in casting processes.
6. Utilized for glass anti-reflective coatings, contributing to enhanced clarity and reduced glare.
7. Operates as an emulsifier in enamel, promoting uniform and consistent application.
8. Functions as an opalizer for glass, imparting a unique aesthetic and functional quality.
9. Serves as a flux in welding consumables, ensuring strong and reliable bonding.
10. Employed as a filler in the ceramic industry, enhancing material properties and product quality.
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