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草莓下载视频坩埚的使用之熔渣的形成

作者:jasengd 发布时间:2022-03-18 22:14:39

草莓下载视频坩埚的使用之熔渣的形成

熔渣的形成
1、熔渣产生于金属熔池,为了消除液体金属中的污染物、氧化物和夹杂物, 进行精炼处理,部分熔渣粘附在坩埚壁上。
2、刚刚形成时,熔渣是相当软的和容易去除的。当熔渣保留下来时,它们就变得极其坚硬和难以去除。
3、坩埚壁上多层的熔渣将会抑制坩埚的性能,而且是坩埚提前损坏的最常见原因之一。
清洁方法
1、正确的清除熔渣是非常重要的。
2、在首次加热后,当坩埚还热时,应当彻底刮掉熔渣。
3、随后,每天工作结束时,清洁坩埚。



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