Shaped Refractories / Basic Bricks
Magnesia 90 Basic Bricks
Magnesia 90 is the 88-92% MgO grade in Shanker Agencies’ basic bricks range, rated for continuous service to 1700°C.
Magnesia 90 technical specification
Typical values for Magnesia 90 basic bricks. Test methods vary by property and product family, so confirm the applicable standard against the manufacturer datasheet before specifying.
Where Magnesia 90 is used
Is Magnesia 90 right for your application?
- Rated for continuous service up to 1700°C.
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Compare Magnesia 90 against every grade SAPL stocks in this family.
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| Grade | MgO content | SiO₂ content | Bulk density | Cold crushing strength | Max service temperature |
|---|---|---|---|---|---|
| Magnesia 90this grade | 88-92% | 3% | 2.9 g/cc | 60 MPa | 1700°C |
| Magnesia 95 | 93-96% | 2% | 3.0 g/cc | 70 MPa | 1750°C |
| Mag-Chrome | 55-65% | - | 3.2 g/cc | 50 MPa | 1800°C |
| Mag-Carbon | 75-85% | - | 2.9 g/cc | 35 MPa | 1700°C |
| Dolomite | 35-40% | - | 2.8 g/cc | 45 MPa | 1650°C |
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Request Magnesia 90 QuoteGrade designations & equivalents▾
How Magnesia 90 is referenced across Indian and export naming conventions.
| SAPL grade code | Magnesia 90 |
| Max service temperature | 1700°C |
Installation notes
- 1Use magnesite mortar or dry-gunning compound for basic brick joints
- 2Keep joint thickness to absolute minimum: 1–2 mm for highest density
- 3Mag-carbon bricks: handle in dry conditions only, avoid moisture contact
- 4Follow steel-plant dry-out curves: 15°C/hr to 200°C, hold 24 hrs
- 5Expansion allowances: 8–12 mm per metre of lining length
Disclaimer: values are typical and compiled by Shanker Agencies Pvt. Ltd. from standard industry data and published manufacturer specifications. They are indicative, not a guarantee. Confirm the exact grade datasheet before specifying. For a certified datasheet or quotation, contact info@shankeragencies.com or +91 98999 57888.