| Customization: | Available |
|---|---|
| Material: | Alumina Block |
| Refractoriness (℃): | 1770< Refractoriness< 2000 |
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Fireclay refractory bricks are manufactured from unfired refractory bond clay and fireclays (chamotte), fired refractory clay or similar grog materials. It is pressed by high pressure and sintered at high temperature with high crushing strength and low apparent porosity. 
| Description | Alumina Brick KONAL 35 | |
| Operation temperature ºC ≤ | 1450 | |
| Bulk density kg/m3 | 2150 | |
| Apparent porosity % | 20 | |
| Cold crushing strength ≥ Mpa | 30 | |
| Thermal conductivity W/m.k | 800ºC | 1.3 |
| Al2O3 ≥ % | 35 | |
| Fe2O3 ≤ % | 2.0 | |
| SiO2 % | 56 | |
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