| Color | White |
| PRODUCT | INSULATINGÂ BRICKS | ||||
| BRAND | WAM-23 | WAM-26 | WAM-28 | WAM-30 | |
| CLASSIFY TEMPERATURE | 1260℃ | 1430℃ | 1540℃ | 1650℃ | |
| Al2O3 % | ≥45 | ≥55 | ≥65 | ≥65 | |
| Fe2O3 % | ≤1.0 | ≤1.0 | ≤0.7 | ≤0.7 | |
| SiO2 % | ≤50 | ≤42 | ≤32 | ≤26 | |
| BD g/cm3 | ≤0.65 | ≤0.85 | ≤0.95 | ≤1.1 | |
| CCS MPa | ≥1.0 | ≥1.8 | ≥2.0 | ≥2.5 | |
| MORÂ MPa | 0.9 | 1.5 | 1.6 | 1.7 | |
| irc; CHANGEÂ AFTERÂ REHEATINGÂ Â % | -0.1 | -0.5 | -0.8 | -0.9 | |
| 1230℃×24h | 1400℃×24h | 1510℃×24h | 1550℃×24h | ||
| Thermal conductivity  W/m.k | 400℃ | 0.17 | 0.24 | 0.3 | 0.4 |
| 600℃ | 0.19 | 0.27 | 0.32 | 0.42 | |
| 800℃ | 0.22 | 0.3 | 0.35 | 0.43 | |
| 1000℃ | 0.25 | 0.32 | 0.38 | 0.46 | |
| 1200℃ | -- | 0.35 | 0.39 | 0.49 | |
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