Description

Spinels, Aluminum Chromium Magnesium, Mixed With Periclase is a high-performance, synthetic refractory material. This engineered ceramic composite is valued for its exceptional thermal stability, chemical inertness, and mechanical strength at elevated temperatures. It is a critical component for demanding industrial applications, particularly in the metallurgical and refractory sectors, where durability under extreme conditions is paramount.

Application

• Refractory Bricks and Monolithics: A key aggregate in the formulation of high-alumina and basic refractory bricks, castables, and gunning mixes for steel ladles, cement kilns, and glass furnaces.
• Steelmaking Furnace Linings: Used in linings for electric arc furnaces (EAF), ladles, and tundishes due to its excellent resistance to slag corrosion and thermal shock.
• Non-ferrous Metal Processing: Employed in furnaces and vessels for processing copper, aluminum, and other non-ferrous metals where chemical attack is a concern.
• Cement and Lime Kiln Linings: Provides enhanced service life in the burning zones and transition zones of rotary kilns.
• Incinerator and Waste Processing Linings: Offers durability against alkaline and chemical attack in high-temperature waste treatment environments.
• Ceramic Matrix Composites: Serves as a reinforcement phase or a precursor material for advanced ceramics requiring high-temperature stability.

Basic Information

Product Name	Spinels, Aluminum Chromium Magnesium, Mixed With Periclase
CAS No.	68921-68-6
Molecular Formula	Complex mixture / Solid solution (Mg,Al,Cr)xOy + MgO
Molecular Weight	N/A (Complex inorganic mixture)
Synonyms	Magnesium Aluminum Chromium Spinel-Periclase Composite; Refractory Spinel-Periclase Aggregate; (Mg,Al,Cr)-Spinel Mixed with MgO; Chrome-containing Spinel-Periclase; Magnesium Aluminate Chromite Spinel with Periclase; High-Temperature Spinel Refractory Aggregate; Synthetic Spinel-Periclase Material
EINECS	Contact for details

Quality Control

Our refractory-grade materials are produced under strict process controls to ensure batch-to-batch consistency and performance reliability. Key parameters such as chemical composition, phase analysis (via XRD), bulk density, and particle size distribution are rigorously tested. A Certificate of Analysis (COA) detailing lot-specific properties is provided with every shipment to support your quality assurance protocols.

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). Keep the container sealed to prevent moisture absorption and contamination from atmospheric dust. Store away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	Gray to brown granular powder or aggregate
Chemical Composition (MgO)	Contact for details
Chemical Composition (Al2O3)	Contact for details
Chemical Composition (Cr2O3)	Contact for details
Bulk Density	Contact for details
Melting Point	> 2000 °C
Phase Analysis (XRD)	Predominantly Spinel (Mg(Al,Cr)2O4) and Periclase (MgO) phases
Particle Size Distribution	Customizable (e.g., 0-1mm, 1-3mm, 3-5mm)

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