Sökning: "Drill bit buttons"

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  1. 1. Wear and degradation of rock drill buttons with alternative binder phase in granite and sandstone

    Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Tillämpad materialvetenskap

    Författare :Anders Holmberg; [2017]
    Nyckelord :Hard Metals; Cemented Carbides; Tungsten; Alternative binder phase; Tribology; Wear; Degradation; Rock drilling; Drill bit buttons;

    Sammanfattning : In this thesis, drill bit buttons with cobalt, nickel and iron binders in different compositions have been tested against granite and sandstone and the wear and friction have been measured. Furthermore, the wear and degradation of the buttons have been categorized. LÄS MER