The perfect proportion of used binder and refractory was farther confirmed. According to this proportion room temperature strength, high temperature strength and residual strength were observed.
经过反复筛选确定了较为理想的粘结剂及耐火氧化物的配方，并按照此配方观察了型壳的室温强度、高温强度及残留强度；
Therefore, if we retain about 10% of the heavy MgO after partial hydration, a high grade of refractory material can be obtained at a relatively lower temperature from the dolomite.
所以，部分水化后留下10%左右的重质氧化镁可以在较低温度下制得质量好的耐火材料。
High temperature performance of acid lining of the induction crucible furnace mainly depends on the physical and chemical properties and mineral composition of used refractory.
坩埚式感应炉酸性炉衬的高温性能，主要取决于所用耐火材料的物理、化学性能及矿物组成。
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