Description

Aluminum Borate is an inorganic compound valued for its thermal stability and flame-retardant properties. This material serves as a key functional additive and ceramic precursor in advanced manufacturing processes. It is primarily utilized by industries focused on high-performance materials, including flame-retardant polymers, specialty glass, and advanced ceramics.

Application

• As a synergistic flame retardant and smoke suppressant in plastics, rubber, and polymer composites.
• As a precursor material in the production of advanced technical ceramics and glass-ceramics.
• As a component in specialty glasses and enamels to modify thermal and chemical resistance.
• In the formulation of high-temperature coatings and sealants.
• As a catalyst or catalyst support in specific organic synthesis reactions.
• In research and development for novel composite and refractory materials.

Basic Information

Product Name	Aluminum Borate
CAS No.	61279-70-7
Molecular Formula	Al18B4O33 (common form)
Molecular Weight	1056.89 g/mol (for Al18B4O33)
Synonyms	Aluminium Borate; Boron Aluminum Oxide; Aluminum Boron Oxide; 9Al2O3·2B2O3; Aluminium Boron Trioxide; Aluminum Borate (Al18B4O33)
EINECS	Contact for details

Quality Control

Our Aluminum Borate is manufactured under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent chemical composition, purity, and physical properties. A Certificate of Analysis (COA) detailing key specifications is provided with every shipment and is available upon request.

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); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Complies
Assay (Al18B4O33)	≥ 98.0 %
Particle Size (D50)	Customizable (e.g., 1-20 µm)
Loss on Drying	≤ 2.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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