| Item | Silicon Mullite Brick | |||
| GM1650 | GM1600 | GM1550 | ||
| Chemical Component | Al2O3(%) | ≥65 | ≥63 | ≥60 |
| Physical Properties | Bulk Density (g/cm3) | ≥2.62 | ≥2.60 | ≥2.55 |
| Apparent Porosity (%) | ≤17 | ≤18 | ≤19 | |
| Crushing Strength (MPa) | ≥85 | ≥90 | ≥80 | |
| Refractoriness Under Load T0.6(℃) | ≥1650 | ≥1600 | ≥1550 | |
| Thermal Shock Resistance (1100℃～water cooling) (times) |
≥12 | ≥10 | ≥8 | |
| Cold Abrasion Resistance( cm3) | 5 | 5 | 6 | |
| *Thermal Expansion Rate(%) | Offer actual measurement data | |||
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