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???? ???? ??? ??? ???? ???? ???? ?????? ???. ??????? ????? ?? ????? ?? ????? ?????? ????? ????? ????? ????? ??. ?????? ????????? ??????? ?? ?? ???? ????? ????? ????? ?????, ?????? ?????, ?????, ???? ???? ????? ?? ??????. ???? ????? ?? ???? ?????? ???????? ??? ???? ???, ????? ?????? ??? ????? ????? ???? ???? ??? ???? ?? ??????? ????, ?? ???, ????? ?????, ?? ????? ??????? ???? ????? ??????. ??????? ????? ???? ?? ???? ?? ?? ???? ???? ????? ???? ??? ?? ???? ?? carbides, nitrides, ??????? ???????? ???? ???? ?????, ??? ???? ???? ?? ???????? ???? ????? ?? ????? ????.

?????? ????? ??? ?? ??????? ????? ?? ????? ??
????? ??? 1.Die ????? ????, ???? ????? ?? ?????? ?? ??????, ??? ?? ??? ???? ???, ????? ?????, ?????, ????? ?? ?????.
??? Die 2. ???? ????? ???? ??? ?????? ?????????? ??????, ?????? ?? ?????? ?? ???????? ?????? ????? ???????.
3. ??? ?????? ?? ???? ???? ?? ???? ??? ??? ?????? ??? ?? ?? ????? ????? ??? ???? ????.
4. ??????? ????? ?? ???? Have ?? ????? ??? ??? ?????? ??? ????? ????? ???? ??? ??? ?????, ?? ???? ??? ???? ??? ??? ????? ????? ????.

?????? ?? ????? ?????? ??? ??????? ????? ?? ????? ?? ???????? ????? ?? ????? ?? ??????
???? ?????? ??????? ????? ??? ???? ?????? ???? ????. ???? ??????? ????? ?? ????? ?? ???? ???? ??? 2μm ~ 4μm, ????? ???? ????? ?lμm ???? (???? ????? ?????? ??? ??????? ????? ?? ????? ??) ??????? ?????? ????? ?? ?? ????????? ?????: ?????, ????? ??? ???, ?????? ?? ???? ????? ????? ????? ???? ??? ????? ???? ?????, ???? ????? ????? ??? ???? ??? ????, ???? ???;???? ??? ????? ???? ????????? ????? ?? ????? ?????? ?????? ?? ?????, ????, 400 ℃ ~ 600 ℃, ?????? YG6X ??? ?????, ????? is1200HV ~ 1400HV, ?????? ?????? ultrafine YG6X ??? ?1500HV-1600HV. ???? Ultra-??? ??????? ????? ?? ????? ?? ????? ???? ????? ??????? ????? ?? ????? ??.

????? ????? ??????? ?????
1. YG6 (C: 94%, Co: 6%): ????? ????? ???????, ??? ??????? ???. ????? ?? ?? ???? ? 89.5HRC, ???? ???? ? ¢ ???? ??? ???? ?? ??????? ??? 20.00mm ??.
2. YG8 (WC: 92%, Co: 8%): ??????? ??? ???????? ???? ????? ?YG6, ??? ???????? ????? ?????? ???? ?????? ?YG6, ????? ??? ?? ???? ?89HRC, ?????? ??? ????, ???? ??? ??.
3. YG10: ???? ??? 2400MPa, ?????? ??? ?? ???? ?88.5HRA, ?????? ???? ????? ????? ??? ???? ????? ??.
4. YG15: ???? ??? 2800MPa, ?????? ??? ?? ???? ?87HRA, ????? ???? ???? ????? ?????? ????? ??????? ?? ?????? ?????.

???? ??????? ????? ?? ????? ?? ?? ??????? ????? ?????, ?????? ????? ??????, ?????? ???? ??????? ?????? ???? ??????? ??????? ????, ???????, ??? ?????? ???? ??? ????? ????? ??? ?? ???? ????? ???? ???.


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