Why is Aluminium Trifluoride added to cryolite during smelting?

It adjusts the ratio of the electrolyte bath, lowering the liquidus temperature which allows the smelting process to occur at lower temperatures, saving significant energy.

How should Aluminium Trifluoride be stored?

It should be stored in a cool, dry, and well-ventilated warehouse. It is essential to keep the packaging tightly sealed to avoid moisture absorption, which can lead to the release of hydrogen fluoride at high temperatures.

Is this product suitable for the glass industry?

Yes, it is used as a flux in the manufacture of specialty glass and as an ingredient in certain types of optical glass to reach specific refractive indices.

Watch Video MSDS Specifications

Aluminium Trifluoride | 7784-18-1

Cas No :

7784-18-1

Synonyms :

Form :

Solid

Molecular Weight :

83.98 G/Mol

Molecular Formula :

ALF₃

Boiling Point :

1700 °C

Melting Point :

1291 °C

Flash Point :

500 °C

Solubility :

Insoluble In Water

Description :

Aluminium Trifluoride: High-Efficiency Flux for Metallurgical and Industrial Processes

Aluminium Trifluoride is a critical inorganic compound primarily used as an additive in the production of primary aluminium. As a leading raw chemical seller in India and an established international distributor, we provide high-purity Aluminium Trifluoride tailored for the industrial chemicals and metallurgical sectors. Its ability to lower the melting point of electrolytes and improve conductivity makes it an indispensable reagent for high-temperature smelting and specialized chemical synthesis.

Commercial Applications & Industrial Use

Aluminium Trifluoride is a cornerstone material in the non-ferrous metal industry, providing essential chemical properties for efficient metal extraction and surface treatment.

Aluminium Smelting: The primary industrial use is as an additive to the electrolyte (cryolite) in the Hall-Héroult process. It lowers the melting point and increases electrical conductivity, significantly reducing energy consumption during electrolysis.
Ceramic and Glass Manufacturing: Utilized as a specialized flux and opacifier in the production of high-quality ceramics, specialty glazes, and enamels.
Catalyst for Organic Synthesis: Acts as a mild Lewis acid catalyst in various organic reactions, including the manufacturing of fluorinated hydrocarbons.
Metallurgical Flux: Employed in the refining of non-ferrous metals to remove impurities and improve the fluidity of the molten metal.
Optical Coatings: Used in the production of low-refractive-index thin films for advanced optical devices and specialized lenses.

Data-Driven Industrial Sourcing

Based on our recent performance analysis, Aluminium Trifluoride is a high-demand intermediate for smelting hubs. As a trusted chemical manufacturer and supplier, we ensure our products meet stringent fluorine content limits to guarantee consistent electrolytic results. Chemicalbull (Group of Triveni Chemicals) offers bulk procurement with robust logistical support to industrial zones in India and to international ports.

Visit our home page to browse our full product list or explore our industrial chemicals category for more metallurgical reagents. For technical assistance regarding electrolyte balance, visit our applications page.

Frequently Asked Questions (FAQ)

Why is Aluminium Trifluoride added to cryolite during smelting?
It adjusts the ratio of the electrolyte bath, lowering the liquidus temperature which allows the smelting process to occur at lower temperatures, saving significant energy.
How should Aluminium Trifluoride be stored?
It should be stored in a cool, dry, and well-ventilated warehouse. It is essential to keep the packaging tightly sealed to avoid moisture absorption, which can lead to the release of hydrogen fluoride at high temperatures.
Is this product suitable for the glass industry?
Yes, it is used as a flux in the manufacture of specialty glass and as an ingredient in certain types of optical glass to reach specific refractive indices.