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mei sha jia ru liang ji li du dui ge zha zhuan xing neng de ying xiang
Author(s): 
Pages: 396,399
Year: Issue:  5
Journal: Refractories

Keyword:  铬冶炼渣高纯镁砂抗热震性常温性能;
Abstract: 为了改善以铝热法冶炼金属铬所得的铝铬渣为主原料所制铬渣砖的抗热震性,研究了高纯镁砂的加入量和粒度对铬渣砖的常温性能和抗热震性的影响.结果表明:与不加高纯镁砂的铬渣砖相比,在铬渣砖中引入高纯镁砂,可以提高试样的抗热震性,当高纯镁砂以2~1 mm的形式引入,且加入量为3%(w)时,经1 450 ℃烧后铝铬砖的抗热震性最好,而且常温耐压强度不会大幅降低.
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