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石墨材料如何进行纯化和石墨化操作

发布时间:2020-08-13 10:28:34 浏览:444次

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石墨材料如何进行纯化和石墨化操作

山东彩票QINGWENDAJIAXIAODESHIMOCAILIAODECHUNHUAHESHIMOHUADEBANFAMA?HUIXIANSHIJINXIANGYUSHIMOMOJUZHIPINSHANDONGCAIPIAOXIAOBIANJIDAJIAZONGJIEBANFARUXIA:

1、JIANGSHIMOZHIPINHUOTANSUZHIPINFANGRULUTINEIDESHIMOGANGUOZHONG,SHENGWENDAO1000℃,TONGRUDANQIHUOYAQI,JIXUSHENGWENDAO2000℃,TONGRULVQI,ZAIJIXUSHENGWENZHI2300℃,TONGRUXIUQIHUOHANFUQITI,WENDUSHENGZHI3000~3300℃SHIZHONGZHIJIARE,TONGRULVQIJIANGWENDUJIANGDIZHI1500℃YIXIA,ZAISONGRUDANQIHUOYAQI,JIANCHIDAYUYUE10h。CIJISHUDEDAODESHIMOZHIPINHUIFENHANLIANGXIAOYU0.00011%,JIANSHAODIANNENGHAOFEI,JUYOUGONGYIJIANDAN、SHIMOCHANZHILIANGLIANGWENDING、JIENENG、DIBENQIANDEYOUDIAN;

2、以5~30℃/min的速度升温,当炉内石墨坩埚的温度到达1500℃以上,以1~5m3/h的流量通入氮气或氩气;

山东彩票3、YI5~30℃/minDESUDUJIXUSHENGWEN,DANGWENDUDAODA2000℃SHI,GAIWEIYI1~5m3/hDELIULIANGTONGRULVQI;

4、ZAIJIXUYI5~30℃/minDESUDUSHENGWENZHI2300℃,TONGSHIYI1~5m3/hDELIULIANGTONGRUXIUQIHUOHANFUQITI,HANFUQITIWEIFULIANGHUOFULVWAN,ZHIZHIWENDUSHENGZHI3000~3300℃SHIZHONGZHIJIARE,ZAIGAIYI1~5m3/hDELIULIANGTONGRULVQIDAOWENDUJIANGDIZHI1500℃YIXIA,ZAIYI1~5m3/hDELIULIANGSONGRUDANQIHUOYAQI,JIANCHIDAYUE10h,DEDAOSHIMOZHIPIN。

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