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硅莫耐磨砖是以特级高铝矾土熟料和碳化硅为主要原料,经高压成型、高温烧成而制得。产品具有常温耐压强度及高温结构强度高,热震稳定性好,在使用过程中不断形成保护层,耐磨性好,抗剥落性强,适用于水泥窑的下过渡带、冷却带、窑口等部位。
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项 目 | 1680 | 1650 |
AL2O3, % 不小于 | 70 | 65 |
C+SiO2,% 不小于 | 25 | 20 |
体积密度,g/cm3 不小于 | 2.6 | 25 |
常温耐压强度, MPa 不小于 | 90 | 80 |
0.2MPa荷重软化开始温度,℃ 不小于 | 1650 | 1600 |
热震稳定性(1100℃~水冷), 次 不少于 | 10 | 10
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