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Magnesium oxide (MgO) ceramics exhibit outstanding performance in terms of high-temperature stability, electrical insulation, thermal conductivity, and mechanical strength, making them widely applicable across various industries. Below is a detailed overview of the performance characteristics and application industries of magnesium oxide ceramics:
Magnesia Ceramic (MgO) Performance and Properties：
| Chemical Composition |
CaO ：0.6% MgO ：99.4% |
| Density |
App. Density :3.5 g/cm³ Bulk Density :2.8 g/cm³ |
| Visible Porosity | 20% |
| Compressive Strength | 50 MPa |
| Bending Strength | 16 MPa |
| Refractoriness | < 42 SK |
| Therm. Conductivity (400°C) | 5 W/(m·K) |
| CTE (20-1000°C) | 13 x 10^-6/K |
| Oper. Temp. Air |
Max. Oper. Temp. ：2200°C Cont. Oper. Temp. ：1800°C |
| Water absorption | 3.5% |
| Mohs hardness | 6 |
| Compressive strength | 1000 Mp |
| Thermal shock resistance | 700 T(℃) |
lication Industries:
-
Electronics and Electrical:
- Used in high-temperature insulators, heating elements, and thermocouple protection tubes.
-
Metallurgy:
- Employed as refractory linings in high-temperature furnaces, crucibles, and casting molds.
-
Chemical Industry:
- Used for lining chemical reactors and as protective coatings in high-temperature corrosive environments.
-
Energy:
- Utilized as insulating materials and thermal shielding in nuclear reactors.
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