Refractory Material for Coal-Water for Gasifiers
Product description
Product Description
| Chrome-Zirconia bricks | Chrome corundum bricks | Corundum heat-insulating refractory bricks | ||||
XDCZ-90 | XDCZ-60 | XDCA-12 | XDAK-98 | ||||
| Cr2O3 ≥% | 87 | 62 | 12 | ||||
ZrO2≥% | 4-5 | ||||||
Al2O3 ≥% | 30 | 88 | 98.5 | ||||
| SiO2 ≤% | 0.7 | ||||||
| Fe2O3 ≤% | 0.3 | 0.3 | 0.3 | 0.3 | |||
| Bulk density ≥g/cm3 | 4.2 | 3.7 | 3.25 | 1.4 | |||
| Apparent porosity | 16 | 16 | 17-19 | ||||
| Cold crushing strength≥MPa | 120 | 120 | 120 | 10 | |||
| 0.2MPa Refractoriness under load ≥℃ | 1700 | 1700 | 1700 | 1700 | |||
| Thermal expansion 10-6K-1≤% | 6.8 | 7.5 | 8.3 | ||||
Linear change after heating ≤% | -0.3 | ||||||
| Thermal ConductivityY≤W/m.k | 400℃ | 1.25 | |||||
800℃ | 1.4 | ||||||
1000℃ | 2.4 | 2.9 | 4.4 | 1.3 | |||
Application | High Deterioration（Bottom Side Wall and Taper） | Furnace insolution line | |||||
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