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the company can produce any kind of refracotry burner block as demand , apply to all kinds of kilns,furnaces.
| Items | corundum | high alumina | mullite |
| cold crushing strength MPa≥ | 50 Mpa | 75 Mpa | 50 Mpa |
| Linear Change on reheating | (1600°CX12h) ±0.5 | (1600°CX12h) ±0.5 | (1550°CX6h)±0.5 |
| Max service temprature °C | 1700°C | 1700°C | 1500°C |
| Refractoriness under load on 0.1MPa | 1650 | 1650 | 1400 |
| Al2O3 % | ≥95% | ≥85% | ≥60% |
refractory burner block for furnace