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为什么要在草莓下载视频坩埚中先衬一层耐火土?

作者:jasengd 发布时间:2022-03-21 22:12:02

为什么要在草莓下载视频坩埚中先衬一层耐火土?

   为什么要在草莓下载视频坩埚中先衬一层耐火土呢?
因为冶炼时,草莓下载视频对铜、铅的氧化物有还原作用,不利于造渣过程的进行,同时造渣熔剂和氧化剂对草莓下载视频坩埚有强烈的腐蚀作用。如不在草莓下载视频坩埚内先衬粘土,一个坩埚只能用2~3次就会损坏。

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