Description

Aluminium Potassium Disilicate is an inorganic compound with the CAS registry number 12068-38-1. This specialized material is valued for its role as a high-temperature flux and its utility in the synthesis of advanced ceramics and glass-ceramic composites. It is a critical raw material for manufacturers in the ceramics, glass, and refractory industries, where precise chemical composition and thermal stability are paramount for product performance.

Application

• As a key fluxing agent in the production of high-temperature ceramics and porcelains.
• In the formulation of specialized glasses and glass-ceramics for technical applications.
• As a component in refractory cements and binders for furnace linings and kiln furniture.
• In the synthesis of advanced inorganic materials and composite structures.
• As a raw material in the manufacture of welding rod coatings and fluxes.
• For research and development in materials science for novel inorganic compounds.

Basic Information

Product Name	Aluminium Potassium Disilicate
CAS No.	12068-38-1
Molecular Formula	AlKO6Si2
Molecular Weight	218.25 g/mol
Synonyms	Potassium Aluminium Silicate; Potassium Aluminosilicate; Aluminium Potassium Silicate; Potassium Aluminum Disilicate; KAlSi2O6; Leucite (mineral form); Feldspathoid
EINECS	235-098-5

Quality Control

Our Aluminium Potassium Disilicate is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure chemical purity, compositional consistency, and physical properties meet defined specifications. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profiles, and physical characteristics is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed to minimize exposure to atmospheric moisture. Store away from incompatible materials such as strong acids.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (Al2O3 + K2O + SiO2)	≥ 98.0 %
Particle Size (D50)	< 10 µm (or as specified)
Loss on Drying (105°C)	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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