Ama-alloys asuselwa kuCobalt ane- Amaphesenti angama-50% e-cobalt, enikeza lokhu kwaziswa nge ukumelana okukhulu nokuhuzuka emazingeni okushisa aphezulu. I-Cobalt ifana ne-nickel kusukela ekubukeni kwe-metallurgical, njengoba kuyinto enzima kakhulu ephikisana nokugqoka nokugqwala, ikakhulukazi emazingeni okushisa aphezulu. Imvamisa isetshenziswa njengengxenye kuma-alloys, ngenxa yokumelana kwayo nokugqwala kanye nakuyo izakhiwo kazibuthe.
Lolu hlobo lwe-alloy kunzima ukukhiqiza, kufanele ngenxa yayo ukumelana nokugqoka okuphezulu. I-Cobalt ivame ukusetshenziswa njengezinto ezibonakalayo ezingaphezulu ezindaweni zezimboni ezinokugqoka okubucayi. Iphinde ivelele ngenxa yezakhiwo zayo ezinamazinga okushisa aphezulu, futhi itholakala ku- ama-alloys amaningi wokwakha ukwandisa i-ductility emazingeni okushisa aphezulu.
Lolu hlobo lwama-alloys lutholakala kule mikhakha elandelayo:
Ama-alloys asuselwa kuCobalt angenye ye- izinto ezisemqoka ezisetshenziswa embonini yamandla. I-Castinox isebenzisa ama-alloys asuselwa ku-cobalt ukukhiqiza izingxenye ezilandelayo zezimboni: