Product Overview

CAS Number: 1302-67-6 EC Number: 215-105-9
Substance Name: Spinel Mol. formula: Mg(AIO2)2
CAS Number: 1302-67-6
EC Number: 215-105-9
Substance Name: Spinel
Mol. formula: Mg(AIO2)2

Magnesium aluminate spinel is an inorganic compound with the chemical formula Mg(AlO2)2. It is a hard, transparent material that is used as a refractory and abrasive. Magnesium aluminate spinel is a very promising structural material for mechanical and thermal applications because of its excellent high-temperature properties, such as a high melting point, good oxidation resistance, low thermal expansion coefficient and high specific heat capacity.

Grades Available

AMS65, AMS70, AMS78, AMS85, AMS90

Download Datasheet

Information containing adherence to health and safety, handling and storage, and transportation standards, among others details, are included in the form of datasheets (available both in English and German)


Magnesium Aluminate Spinel has excellent refractory properties and is recognized as a superior refractory aggregate for unshaped refractory applications. It is widely used in monolithic and castable refractories for the iron and steel industry, as well as for the cement industry, glass industry and other non-ferrous industries.

Very high, excellent refractoriness.

Low thermal expansion coefficient.

High resistance to thermo-mechanical stress.

High resistant to corrosion and changes in kiln atmosphere.


25kg paper/plastic small bags

1.0/1.2/1.25/1.35MT Big Bags

Small bags inside big bags

Big bags / small bags on pallet

In bulk

Sizes Availables





0-1mm, 1-3mm, 3-5mm, 5-8mm

Powder: 200mesh/325mesh, 3/6 Mesh, 6/10 Mesh, 8/14 Mesh, 8/16Mesh, 14/28 Mesh, 16/30 Mesh, 28/48 Mesh, 30/60 Mesh, -48Mesh, 46N, 100F, -200mesh, -325mesh

Many other sizes available as per specific requirements

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