Features: Magnesia spinel brick has good thermal shock stabilty, good corrosion resistance, low thermal expansion coefficient, low thermal conductivity and good hexbilty, In practical applicaton, the product is appllied to the fing zone, hang kin skin rapidly, kiln crust thickness uniformity and stabilty, anti -spalling, kiln temperature, low heat loss, and chromium-free, belonging to the chrome-free refractory prodtucts.
项目Ltem | 指标Index | LXMLFe-82 | LXMLFe-82 |
MgO(%)≥ | 82 | 82 | |
Fe₂O₃ (%) | 1.5-3 | 1.5-3 | |
Al₂O₃ (%)≥ | 8-12 | 8-12 | |
SiO₂ (%) | 1.5 | 1.5 | |
体积密度(g/cm³)≥Bulk Density | 2.95 | 2.9 | |
显 气 孔 率 ( % ) ≤Apparent Porosity | 17 | 18 | |
常温耐压强度(MPa)Cold Crushing Strength | 65 | 60 | |
热震稳定性(1100℃,水冷,次)≥hermal Shock Resistance(1100℃,water quenching,cycle | 100 | 100 | |
0.6MPa荷重软化开始温度(℃)≥0.6MPa Refractoriness Under Load | 1650 | 1600 | |
Thermal expansion coefficient | 1.4 | 1.3 |