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????? ????? ?????? ???????? carburization ?? ?????? W ?? ?????? WO3with ?? CH4in ?????????? ?? ?????? ???????? ??? ??? ?? ??????? ???? ??????? ????????. ?? ?????? ??? ?????? ?????? ??????? ?? ????? ???????? ???? ?????? ???????? XPS ???????? ???? ???? ?????? ????? ???? carburization ?? ????? ????? ?????? :. ????? W2C ?? ?????? ?????? ???? ???? ?? ????? 650 ???? ????? ??? ????? ????? ?? 20? CH4-H2 ????? ?? ??? ???? ????? ????? ??? ??? ?????? ????? ??????? ???? carburization. ????? ??? ????? ?? ???????? ???????? ???? ?? ???? ????? ????? ??? ????? CH4partial ???? ???? ????? carburization. ??? ???? ???? ?? carburization ?????? ?? WO3by CH4-H2does ?? ????? ??? ?? carburization ???? ?? ???? ???? ?? WO3to W ???????? ????? ???? ?? WO3and ?? ?? carburization ?? ?????? W ?? ???? ????? ????? ??? ???????? ?????????? ????? ?????? ?????? CH4partial. ??? ???? ?? WO3into W ??????? ??????? ?carburization ???? ???? ????? ???? ??? ????? CH4partial ? ??? ??? ??? ?? ???????? ??? carburization ?? ?????? W ??? ????? ?????? ?? ?????? W ?? ????? ?????? ?? ?????? ??????.
????? Submicron ???????? ??? ?????? ????? (WC) ????? ?? ??????? ???????? ????????? (?). ?????? ????? ?? ???????? ???? ???? ??? ??????? ?????????? ?????? (SEM). ????? ??????? ?? ????? submicron ???????? ??? ?????? ?? ????? ????? ????? ?? ???? ????? ????? ??????? ?? ??? ?????????? (???? ????: 99.99?? ???? ?????: -40 ° C) ???? ??? ??? ?????? ????? ???????? submicron ?? ??? ?????????? ????? ??? ?? ????? ?? ????? submicron ????? ??? 0 ?????? ? 1 ?????? ?? 83.7? ... ????? ATB ?? ???? ?????? ????? submicron ????? ??? ?????? ????? ??????? ???????? ?????????.
??? ??? ???? ?? ????? ?? ????? ????? ????????? ??? ????? ?? ??????? ??? ?? ???? ?????? ??????????: sales@chinatungsten.com or by telephone: +86 592 5129696.
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4. MSDS ?? ????? ???????? ????? 2
