Description

Aluminum Magnesium Oxide CAS NO 11137-98-7 is a high-purity, mixed metal oxide compound valued for its thermal stability and refractory properties. This material is essential for applications requiring robust performance under high-temperature and chemically demanding conditions. It serves as a critical raw material in the ceramics, refractory, and advanced materials industries, where consistent quality and reliable supply are paramount for manufacturing processes.

Application

• Refractory Materials: A key component in the formulation of high-temperature bricks, castables, and cements for furnaces, kilns, and reactors.
• Advanced Ceramics: Used in the production of structural and functional ceramics, including substrates and components requiring excellent thermal shock resistance.
• Catalyst Support: Acts as a stable, high-surface-area support material for various industrial catalysts in chemical synthesis and petrochemical processing.
• Flame Retardant Additive: Incorporated into polymer composites and coatings to enhance fire resistance and thermal insulation properties.
• Abrasive Materials: Utilized in the manufacturing of grinding wheels and precision polishing compounds.
• Specialty Glass & Enamels: Serves as a fluxing agent and stabilizer to modify the thermal expansion and chemical durability of glass batches and ceramic glazes.

Basic Information

Product Name	Aluminum Magnesium Oxide
CAS No.	11137-98-7
Molecular Formula	Al2MgO4 (typical representation)
Molecular Weight	142.27 g/mol (for Al2MgO4)
Synonyms	Magnesium Aluminate; Alumina Magnesia Spinel; Magnesium Aluminum Oxide; MgAl2O4; Spinel (synthetic); Aluminium Magnesium Oxide; Magnesium Aluminate Spinel; Al2MgO4
EINECS	Contact for details

Quality Control

Our Aluminum Magnesium Oxide is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high performance. We adhere to relevant industry standards, and our quality control includes comprehensive analysis of chemical composition, phase purity, and physical properties. A Certificate of Analysis (COA) detailing specific test results is provided with each 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). Keep the container tightly sealed to minimize exposure to atmospheric moisture and contaminants.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (XRD)	Complies (MgAl2O4 Spinel phase)
Assay (as MgAl2O4)	≥ 98.0 %
Aluminum Oxide (Al2O3) Content	68.0 - 72.0 %
Magnesium Oxide (MgO) Content	27.0 - 31.0 %
Particle Size (D50)	1 - 10 µm (or as specified)
Loss on Ignition (LOI)	≤ 1.5 %
Specific Surface Area (BET)	Contact for details

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