Indlela yokugcina i-corundum crucible?

Kwinkqubo yokusebenzisa i-corundum crucible, kufuneka sinikele ingqalelo ekugcinweni kwansuku zonke, ngaphandle koko ukungcola kunzima ukususa, kwaye akunakuphepheka ukuyibuyisela enye. Ukugcinwa kwe-corundum crucible kufuneka kuqala kuhlawule ingqalelo kwimida yokusetyenziswa. Musa ukusebenzisa i-corundum crucible to sinter eyomeleleyo Ngeesampuli ezine-alkali kunye ne-asidi eqinile njenge-flux, musa ukutshisa ngokukhawuleza ngexesha lokusetyenziswa ukuphepha ukushisa okukhawulezayo kunye nokulimaza i-corundum crucible. Iibhokisi ezahlukeneyo zokuxhathisa iibhokisi zifuna iindlela ezahlukeneyo ze-corundum crucible. Khetha i-corundum crucible efanelekileyo xa ukhetha.