MAKING PROCESS FOR SUPER ALLOY OF TUNGSTEN CARBIDE

The molten infiltrating of forming media of WC-3-5% Co, that of Co powder on sintered material of this for 1hr at 1200 C, that of C-25% WC mixed powder, that of Co-25% WC-0.1% C mixed powder, that of Ni- 25% WC mixed powder, that of WC-25.3% Fe-6.7% Ni-3.3%Co mixed powder or molten infiltrating medi...

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Bibliographische Detailangaben
Hauptverfasser: EUN KWANG-YONG, YUN DUK-YONG, PARK JONG-KU
Format: Patent
Sprache:eng
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Zusammenfassung:The molten infiltrating of forming media of WC-3-5% Co, that of Co powder on sintered material of this for 1hr at 1200 C, that of C-25% WC mixed powder, that of Co-25% WC-0.1% C mixed powder, that of Ni- 25% WC mixed powder, that of WC-25.3% Fe-6.7% Ni-3.3%Co mixed powder or molten infiltrating media of these materials sintered for 1hr at 1200 C in a vacuum sintering furnace at 1350-1500 C can remove residual pores and change the composition of binding.