Nnukwu mkpagbu na-emegharị agbagharị na-acha aja aja na-atọ ọchị

Brown na-eji Alumini na-eme ihe dị ka akụrụngwa, unyi, akwa dị elu, na-eme ka ọ bụrụ ihe dị iche iche, na-eme ka ọ bụrụ ihe dị elu, na-eme ya, wdg. maka imeputa ihe di elu.

Brown corunds ya bụ ọrụ:
1.N'ihi ike ya dị elu na akụrụngwa ndị ọzọ, a na-eji ya atụfu ọla, na-a smestive na-emeghị ihe, na seramis, bọọdụ ọkụ); Ebe nchekwa anụ ahụ na kemịkalụ, okpomọkụ - na-eguzogide ixidation - mkpuchi na-eguzogide.
2.N'ihi njirimara nke ihe siri ike, ezigbo mmekọahụ, ike dị elu, na usoro kemịkal, nke eji eme mmeghachi omume na ọkpọkọ mmiri, akụkụ kemịkal; Akụkụ nke arụ ọrụ, ụdị Ebu, dị ka waya na-akpụ akpụ, pịnye pensụl core egwá, wdg.; Mee akụrụngwa, buld eyịvasives, ihe na-egosi ihe na-egosi, njikọ ụmụ mmadụ, akara aka na ihe ndị ọzọ.
3.Ihe mkpuchi mkpuchi cundum, dị ka cundum Light brick, corundim holl bọl na ngwaahịa nke eriri ọkụ na elu, ma ọ bụ nchekwa ọkụ. A na-eji ájá na-amịpụta mmiri emeri eme ihe, na-eji roller, bọl na-egweri, barmark na nhazi akụrụngwa ndị ọzọ, nha nha site na f8-F325. A na-ejikarị ihe eji eme ihe, egweri, na-egweri ihe, wdg.

Corbon na-acha aja aja na-acha aja aja na-acha aja aja na usoro pụrụ iche nke ịba nkọ, belata ọdịnaya nke corbon na-acha aja aja, ọ bụghị ihe siri ike, ihe isi ike na-emegharị emegharị. A na-ejikarị ihe ndị na-eme na-eme ihe nkiri, ihe ndị ọzọ, eriri, jikọrọ ahịhịa carbon c ≤0.10%, corbon na-acha aja aja na-acha aja aja.