Magnesia
High-performance magnesium oxide for extreme temperature applications and aggressive chemical environments
Premium Magnesia Materials
Magnesia (MgO) is a critical refractory material known for its exceptional resistance to high temperatures and basic slags. With a melting point of 2852°C, magnesia offers superior performance in the most demanding metallurgical and industrial applications.
We supply various grades of magnesia including dead-burned, fused, and caustic-calcined forms, each optimized for specific applications. Our magnesia products are characterized by high purity, excellent thermal stability, and outstanding resistance to basic environments.
Material Properties
Exceptional characteristics for demanding applications
Physical Properties
- Density: 3.58 g/cm³
- Melting point: 2852°C
- Hardness: 5.5-6 Mohs scale
- Color: White to light tan
Thermal Properties
- Max operating temp: 2000°C
- High thermal conductivity
- Excellent refractoriness
- Good thermal shock resistance
Chemical Properties
- Excellent basic slag resistance
- Resistant to alkaline environments
- Good electrical insulation
- Low reactivity with metals
Available Grades
Specialized formulations for specific applications
Dead-Burned Magnesia
Sintered at high temperatures for maximum density and chemical stability.
- MgO content: 95-98%
- Low reactivity with water
- Excellent volume stability
- Ideal for refractory bricks
Fused Magnesia
Electrically fused for ultra-high purity and superior performance.
- MgO content: 98-99%
- Large crystal structure
- Maximum corrosion resistance
- Premium refractory applications
Caustic-Calcined Magnesia
Lightly calcined for high reactivity in chemical applications.
- MgO content: 85-95%
- High surface area
- Excellent reactivity
- Chemical processing uses
Applications
Trusted across diverse high-temperature industries
Steel Industry
BOF and EAF furnace linings, ladle refractories
Cement Production
Rotary kiln linings and refractory systems
Glass Manufacturing
Tank construction and regenerator linings
Non-Ferrous Metals
Copper, lead, and zinc smelting furnaces
Petrochemical
Reformer linings and high-temperature reactors
Lime Production
Lime kiln linings and refractory maintenance
Waste Incineration
Incinerator linings and thermal treatment systems
Chemical Processing
Neutralization and pH control applications
Why Choose Our Magnesia
Quality and performance you can depend on
Superior Purity
High MgO content ensures optimal performance and minimal contamination
Extreme Temperature Capability
Withstands temperatures up to 2000°C in continuous operation
Excellent Slag Resistance
Outstanding resistance to basic slags in metallurgical applications
Long Service Life
Durable performance reduces downtime and maintenance costs
Consistent Quality
Rigorous quality control ensures batch-to-batch consistency
Technical Expertise
Comprehensive support from material selection to application optimization
Need Magnesia Solutions?
Contact our materials specialists to discuss your magnesia requirements and find the optimal grade for your application