// SPEC · Refractory Bricks
Fused Magnesia Brick MgO 97%
Fused Magnesia Brick MgO 97% for EAF hotspot lining and premium steelmaking. Exceptional purity, minimal porosity, and outstanding creep resistance for electric arc furnace and AOD converter service.
// Key Features
- Electrofused MgO grain delivering highest achievable purity and density
- Extremely low apparent porosity blocking slag and steel penetration
- Outstanding creep resistance sustaining loads above 1800°C
- Excellent corrosion resistance to both basic and neutral steelmaking slags
// Technical Specifications
| CaO (%) | ≤0.8 |
| MgO (%) | ≥97 |
| Apparent Porosity (%) | ≤12 |
| Cold Crushing Strength (MPa) | ≥65 |
| Refractoriness Under Load (°C) | ≥1700 |
// Applications
EAF hotspot sidewall working liningEAF roof delta sectionAOD converter slag line liningRH degasser lower vessel working liningLadle hot-metal zone working lining
// Quick Specs
Max Temperature1900°C
Thermal Conductivity5.8 W/(m·K) at 1000°C
Density3.10 g/cm³
StandardGB/T 2275
// Get Pricing
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