牌號(hào) Brand 項(xiàng)目 |
KQJ | MZJ | ||
A|2O3 | ≥ | 95 | ||
SiO2 | ≤ | 0.5 | ||
導(dǎo)熱系數(shù)TCR w/m.k | ≥ | 0.7—0.8 | 0.45 | |
燒后線變化 LC % | ≤ | ±0.5 | ||
體積密度BD g/cm3 | ≤ | 1.35—1.40 |
1.30—1.35 1.25—1.30 |
|
耐壓強(qiáng)度MPa | 110℃,24h | ≥ | 8/3 | 1.5—3.0 |
815℃,3h | ≥ | 2.3—2.5 | ||
1100℃,3h | ≥ | 15/4 | ||
1500℃,3h | ≥ | 20/6 | ||
施工用水量Water content for construction % | 9--12 | 9--24 |