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电熔镁铝尖晶石是以优质工业氧化铝和高纯轻烧镁为主要原料,在电弧炉中经2000℃以上高温熔融而成,具有体积密度大、热稳定性好、抗渣性能好、热震稳定性好、抗侵蚀能力强、抗腐蚀能力强、耐高温等特点,广泛应用于中高档定型和不定型耐火材料、钢铁冶炼、水泥回转窑和玻璃工业窑炉上等。
Electrocast alumina-magnesia spinel is composed synthesis of industrial alumina and high purity light burning magnesium as the main raw materials, refined in the electric arc furnace with more than 2000 ℃ high temperature. It is a large volume density, good thermal stability, good slag resistance, good thermal shock stability, perfect anti-erosion ability, high corrosion resistance, high temperature resistance and other characteristics. I t is widely used in high-grade stereotypes and unshaped refractories, steel smelting, cement rotary kiln and glass industrial kiln and so on.
 
理化指标Physical and Chemical indexes

牌号
Brand
主要化学成分(%)Chemical composition(%) 体积密度(g/cm³)
Bulk density(g/cm³)
Al2O3 MgO CaO SiO2 Fe2O3
AM70 69-74 23-27 ≤0.9 ≤0.4 ≤0.5 3.2