Kiln supplies such as sintering boxes and crucibles
Corundum-mullite crucible
A high-temperature refractory container whose main component is mullite (3Al₂O₃·2SiO₂) exhibits excellent high-temperature stability, good chemical stability, and thermal shock resistance.
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Product Details
1. Product Introduction
A high-temperature refractory container whose main component is mullite (3Al₂O₃·2SiO₂) exhibits excellent high-temperature stability, good chemical stability, and thermal shock resistance.
2. Product Features
• High-temperature resistance: Can be used normally below 1600℃.
• High chemical stability: Remains stable in chemical environments and is unlikely to react.
• High thermal shock resistance: It is unlikely to crack or break under rapid temperature changes.
• Smooth surface: High flatness of the bottom and surface, with uniform color.
• Appearance: No cracks, no chipped corners, no cavities.
3. Physicochemical indicators
| Project | Factory inspection data | |
| Chemical composition | Al 2 O 3 (%) | 60 |
| SiO 2 (%) | 24 | |
| MgO (%) | 15 | |
| Fe 2 O 3 (%) | 0.2 | |
| Physical properties | Volumetric density (g/cm³) 3 ) | 2.1 |
| Flexural Strength at Room Temperature (MPa) | 8 | |
| Coefficient of Thermal Expansion C.T.E. | 4.2 × 10 -6 | |
| Operating temperature (℃) | 1250 | |
4. Application Fields
• Nanoscale ion-conducting powders, ion-conducting slurries, and ion-conducting coated separators
• Potassium titanate series materials
• High-purity nanomaterial powders, customized MLCC formulation powders, high-voltage ceramic powders, microwave ceramic powders
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