Features: Selection of high-quality magnesia and chrome ore, raw materials and high-quality binders, additives, high temperature, good fluidity, heat shock stability. Industrial furnaces for iron and steel, nonferrous metal smelting furnace, chemical and other industrial furnaces.
项目Ltem 指标Index | LXLGe-1 | LXLGe-2 | LXLGe-3 | LXLGe-4 | LXLGe-5 | LXLGe-6 | |
Al₂O₃ (%) ≥ | 80 | 82 | 83 | 85 | 86 | 90 | |
CaO(%) ≤ | 2.5 | 2.5 | 2.5 | 2.5 | / | / | |
Cr₂O₃ (%)≥ | 10 | 10 | 3 | 5 | 5 | 3 | |
体积密度(g/cm³)≥Bulk Density | 110℃×24h | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | 3.05 |
1500℃×3h | 2.90 | 2.95 | 2.95 | 2.95 | 2.95 | 3.00 | |
抗折强度(MPa)≥Modules of Rupture | 110℃×24h | 8 | 8 | 9 | 9 | 10 | 13 |
1500℃×3h | 14 | 14 | 15 | 16 | 17 | 18 | |
线变化率(1500℃×3h,%) Permanent linear change | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 | 0~+0.5 | -0.1~+0.5 | |
最高使用温度(℃)Max.working temperature | 1700 | 1700 | 1700 | 1700 | 1700 | 1750 | |
加水量(%)Amount of water | 5-7 | 5-7 | 5-6 | 5-6 | 5-6 | / |