爐底壽命 的英文怎麼說
中文拼音 [lúdeshòumìng]-
Additions of carbon for improved slag resistance. spinel formation improves hot strength, slag resistance and brick joint erosion. 3 repairing material for bof uses fused magnesia or sintered magnesia as the main raw material and after modifid pitch and special additives are added, it has the following characteristcs than other conventional converter pitch temperature, shorter sintering time, longer service life and less pollution. it is mainly used for repairing converter working face, also for tapping side, tapping hole and bottom
3 ，轉爐大面補料是採用電熔鎂砂或燒結鎂砂為主要原料，通過加入改性瀝青和特種添加劑使它和傳統瀝青補爐料相比具有高溫附著性好燒結時間短流動性好使用壽命長污染小等特點，主要用於修補轉爐迎鋼面通常稱「大面」也可以用於修補出鋼側，出鋼口及爐底等部位。The result shows that the existence of a " protecting skull " with low thermal conductivity between hot metal and brick layers is the same essence of prolonging the life of hearth bottom, and the disadvantages of the two kinds of hearth bottom were analyzed
指出在鐵水和耐火材料之間低導熱系數的「保護殼」存在，是不同設計延長爐缸爐底壽命的相同本質，並分析了這兩種結構的爐缸爐底的不足。
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