Spinel brick has the good thermal-shock resistance, however it have the disadvantages of the bad coating adherence and high heat-conducting rate.
尖晶石砖虽具有优良的抗热震性，但存在着热导率高及挂窑皮能力不足的缺点。
Compared with the heat-proof corundum bricks, the heat-proof bricks prepared by employing lightweight magnesia-alumina spinel brick raw material have lower heat conductivity.
与隔热刚玉砖比较，用轻质镁铝尖晶石原料制备的隔热砖的热导率更低。
The quality is a burnt magnesia spinel brick made from fused magnesia, low iron sintered magnesia and fused hercynite. This synthetic hercynite is a patent by RHI Refractories.
它由电熔镁砂、低铁烧结镁砂和电熔铁铝尖晶石制成的烧结镁铁尖晶石砖，这种人工合成的铁铝尖晶石是RHI奥镁公司的专利。
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