用优质的铝矾土矿石为原料,经愤分级拣选后,多级均化,高温烧制而成,具有成分一致,体积密度大、高温性能优良、品质稳定的特点。使用时无需再分级拣选,综合成本低,性价比高等特点,可代替棕刚玉。
铝矾土均化料理化指标
牌号 |
AL2O3 |
Fe2O3 |
K2O、Na2O |
体密 |
吸水率 |
80 |
80% |
≤1.7% |
≤0.4% |
≥3.1g/m3 |
≤1.5% |
85 |
85% |
≤1.7% |
≤0.5% |
≥3.2g/m3 |
≤1.5% |
88 |
88% |
≤1.6% |
≤0.5% |
≥3.3g/m3 |
≤1.5% |
90 |
90% |
≤1.6% |
≤0.5% |
≥3.4g/m3 |
≤1.5% |