Ọnụ ọgụgụ nke kristal na-ebelata mgbe eutectic crystallization nke ihe nkedo gbazere n’ime ọkụ na-agbaze induction.

N’ime iko cupola na-agbaze, oge site na agbaze nke ụgwọ ahụ ruo na mpụta nke ígwè a wụrụ awụ sitere na ọkụ dị mkpụmkpụ, ihe dị ka nkeji iri. Mgbe agbaze na ihe ọkụ na-agbaze ọkụ, Ọ na-ewe ma ọ dịkarịa ala 1 awa site na mmalite nke ụgwọ ahụ ruo na ịpị ígwè, ọ nwekwara mmetụta na-akpali akpali pụrụ iche nke induction kpo oku, nke na-ebelata nke ukwuu ihe dị na ígwè a wụrụ awụ nke nwere ike iji dị ka oghere mba ọzọ nke graphite. n’oge eutectic crystallization. . Dịka ọmụmaatụ, SiO2, nke enwere ike iji dị ka kristal kristal mba ọzọ, nwere ike imeghachi ngwa ngwa na carbon nke dị na nkedo ma na-apụ n’anya mgbe okpomọkụ dị elu ma nwee mmetụta na-akpali akpali:

SiO2＋O2→Si＋2CO↑

Ya mere, mgbe ị na-agbaze nkedo isi awọ n’ime ọkụ na-agbaze induction, ekwesịrị itinye nlebara anya pụrụ iche na ọgwụgwọ inoculation. Ọnụ ego inoculant kwesịrị ịdị ntakịrị karịa nke na-agbaze cupola. Ọ kacha mma ịme tupu incubation (tupu inoculation) n’ime ọkụ tupu ahapụ ya. Iji kwalite ọnọdụ nucleation nke nkedo eutectic crystallization nke nkedo.