Description

Aluminum Borate Oxide is an advanced inorganic compound with a unique crystalline structure, offering a combination of thermal stability, mechanical strength, and chemical resistance. This material is valued for its role as a high-performance additive and reinforcing agent in specialized ceramic and composite formulations. It is essential for manufacturers in the advanced ceramics, refractory materials, and electronic component industries seeking to enhance product durability and performance under extreme conditions.

Application

• Advanced Ceramics: Used as a reinforcing phase and sintering aid in high-alumina and other technical ceramics to improve fracture toughness and thermal shock resistance.
• Refractory Materials: Incorporated into linings for furnaces and kilns to enhance structural integrity and longevity at elevated temperatures.
• Composite Materials: Serves as a functional filler in polymer and metal matrix composites to modify thermal and mechanical properties.
• Electronic Substrates & Packaging: Utilized in components requiring low thermal expansion and high thermal conductivity, such as chip carriers and heat sinks.
• Catalyst Supports: Acts as a stable, high-surface-area support material for certain heterogeneous catalysts in chemical synthesis.
• Specialty Glass & Coatings: Imparts improved hardness, chemical durability, and optical properties to specialized glass and protective coatings.

Basic Information

Product Name	Aluminum Borate Oxide
CAS No.	12005-61-7
Molecular Formula	Typically represented as 9Al2O3·2B2O3 or Al18B4O33
Molecular Weight	~1056.89 g/mol (for Al18B4O33)
Synonyms	Aluminum Borate; Aluminium Borate; Aluminum Boron Oxide; Boron Aluminum Oxide; 9Alumina-2Boria; Aluminium Borate (Al18B4O33); Aluminum Borate Whisker Precursor
EINECS	234-493-8

Quality Control

Our Aluminum Borate Oxide is produced under a stringent quality management system to ensure batch-to-batch consistency and performance. Each lot undergoes comprehensive analysis, including phase purity by X-ray diffraction (XRD), chemical composition, and key physical properties. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be kept in a dry environment to prevent caking or degradation of properties.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Consistent with Aluminum Borate Oxide phase
Assay (as Al18B4O33)	≥ 98.0 %
Particle Size (D50)	1-10 µm (or as specified)
Loss on Drying	≤ 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.