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石英砂的烧失量一般有多少
更新时间： 2020-09-17 00:00:00  

纯石英砂没有烧失量，主要杂质为铁，钙，镁，铝，钛，锰的氧化物和有机碳等，杂质含量高，烧失量就高，烧失量只有千分之几。

关键词： 石英 一般 多少

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