Imibumbo ye-Hard alloy inobunzima obuphezulu, amandla, ukuxhathisa ukunxiba, kunye nokumelana nokubola, kwaye zaziwa ngokuba "ngamazinyo oshishino". Zisetyenziselwa ukwenza izixhobo zokusika, izixhobo zokusika, izixhobo ze-cobalt, kunye neendawo ezinganxiliyo, kwaye zisetyenziswa kakhulu emkhosini, kwi-aerospace, kwiproc ...
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