Customization: | Available |
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CAS No.: | 15096-52-3 |
Formula: | Na3alf6 |
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Immerse yourself in the world of Cryolite, scientifically known as sodium hexafluoroaluminate or sodium aluminum fluoride, boasting the molecular structure Na3AlF6. This fine white crystalline substance is odorless and impressively soluble, outperforming its natural counterpart in solubility. With a specific gravity of 3, a hardness rating between 2 to 3, and a high melting point of 1009 degrees Celsius, Cryolite is highly hygroscopic, readily absorbing moisture. Its unique properties make it indispensable in various applications: as a flux in aluminum electrolysis, enhancing wear resistance in rubber and grinding wheels, whitening enamel, protecting glass from sun exposure, serving as a metal flux, and even as an insecticide for agricultural use. In the renowned Hall-Heroult process, Cryolite's fluoride-based melt is a critical solvent for aluminum production. Despite extensive research, no suitable replacement for Cryolite has been discovered due to its unparalleled and essential qualities.
Model | Chemical composition( mass fraction)/% |
|
|||||||||
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. Predominantly utilized as a vital flux component in the electrolysis of aluminum, enhancing overall efficiency.
2. Serves as a wear-resistant additive in grinding products, significantly boosting the durability, cutting precision, and force of grinding wheels, while prolonging their lifespan and shelf life.
3. Acts as a flux in the production of ferroalloy and boiling steel, ensuring superior quality.
4. Essential flux for non-ferrous metal processing, optimizing performance and reliability.
5. Functions as a casting deoxidizer, contributing to improved casting quality and consistency.
6. Key component in glass anti-reflective coatings, enhancing visual clarity and reducing glare.
7. Serves as an emulsifier in enamel production, promoting uniform consistency and smooth application.
8. Acts as an opalizer in glass, adding a stunning, opalescent finish to glass products.
9. Integral flux for welding consumables, ensuring robust and reliable welds.
10. Used as a filler in the ceramic industry, enhancing the final product's strength and durability.