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??????? cerium ????????

????????? ??????? cerium ?? ??? ???? ??????? ??? ?????? ?? ??? ????. ??? ??????? ??? ?????, ????????? ??? ?????? ???? ????? ?? ?????, ??????? ????? ??????. Cerium-Tungsten ??? ?????? ???? ????? ???? Tungsten-Thoriated ?????? ?? DC ????.

鎢鈰電極

???????? ??????? cerium ??? ???????? ??????? ???? ?? 2% ?? ??? CeO2.The ?? ????? ?????????? ??? ??? 2.4ev, ???? ??? ?? ????????? ??????, ???????. ?????? ??? ??? ??? ?? ??? ???? ?? ????? ??? ???? ??? ???? ???? ??? ????? ?????? stability.The ???? ?????? ?? ??? ??? ?????? ??? ???? ???? ????? ????? ???.

Cerium-Tungsten ??? ???? ????? ??????????. ?? ?? ?? ?????? ?? ????????? ??????, ??????? ????? ?? ????? ????? ??????? ???? ???? ???? ????, ??? ?? ????? ?????? ????? ?? latter.It ???? ????? ??? ?????? ?????? DC ?? amperage ???? ?? ?? ????? ????? ?? ???? ???? ????? ??? ???? ???? ?? 10% ???? ???? ???? ????? thoriated. ?? ???? ??????? ???? ????? ?? ????? ???????, ?????, ????? ????? ????, ????? ??????? ????? ??? ?? ???? ????? ?? ??????? ?????? ??? ????????? ??? ????? ?????.

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WC20

CeO2

1.80-2.20%

<0.20%

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2.7-2.8

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????: ???? TIG ?????, pladma ?????, ????? pladma, pladma ???? ?????, pladma ????? ??????? ??? ???? ?? ???? ????.

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