牌號 Grade | 高鋁聚輕磚 High aluminum brick light | ||
GD-0.8 | GD-1.0 | GD-1.2 | |
Al2O3% ≥ |
57 |
58 |
58 |
Fe2O3% ≤ |
1.8 |
1.8 |
1.8 |
體積密度（g/m3） The volume density (g/m fand)
| 0.8 | 1.0 | 1.2 |
常溫耐壓強度Mpa ≥ The compressive strength of Mpa at room temperature ≥
|
4 |
6 |
7 |
重燒線變化不大于2%（℃XH)Line change heavy firing is not greater than 2% (C XH) |
1400X12 |
1400X12 |
1400X12 |
熱震穩定性，次（1100℃，水冷） The thermal shock stability, time (1100 DEG C, cooled)
|
20 |
20 |
20 |
導熱系數（W/m.k） The coefficient of thermal conductivity (W/m.k) |
0.23 |
0.33 |
0.40 |
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