Description

Potassium Fluoroaluminate is an inorganic salt with the chemical formula K3AlF6. This compound is valued for its role as a high-performance fluxing agent in metallurgical processes, particularly in aluminum production and brazing. It is a critical material for industries requiring precise control over melting points and slag formation, including foundries, metal joining, and ceramic manufacturing.

Application

• Primary fluxing agent in the electrolytic production of aluminum.
• Flux component in brazing and soldering alloys for joining metals.
• Additive in the manufacture of abrasives and grinding wheels.
• Opacifier and flux in the production of specialty glasses and ceramic glazes.
• Catalyst or reagent in specific organic synthesis and fluorination reactions.
• Component in the formulation of welding rod coatings.

Basic Information

Product Name	Potassium Fluoroaluminate
CAS No.	14484-69-6
Molecular Formula	K3AlF6
Molecular Weight	258.28 g/mol
Synonyms	Potassium Hexafluoroaluminate; Potassium Aluminum Fluoride; Tripotassium Hexafluoroaluminate; KAlF4/K3AlF6; Aluminum Potassium Fluoride; Cryolite, Synthetic; Potassium Cryolite; Fluxing Agent KAlF
EINECS	238-488-3

Quality Control

Our Potassium Fluoroaluminate is manufactured under strict quality protocols to ensure batch-to-batch consistency and performance. We provide comprehensive quality assurance, including Certificates of Analysis (COA) for parameters such as assay, fluoride content, and particle size distribution. Our production adheres to ISO 9001 quality management standards, ensuring reliability for industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking and degradation. Keep away from strong acids and strong bases.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (K3AlF6)	≥ 98.0 %
Fluoride (F) Content	≥ 52.0 %
Aluminum (Al) Content	≥ 10.0 %
Potassium (K) Content	≥ 44.0 %
Moisture (Loss on Drying)	≤ 0.5 %
Particle Size (D50)	10 - 50 µm (customizable)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.