Nkealuminum brasusoro dị mgbagwoju anya karị, ụfọdụ n'ime ọla aluminom dị mgbagwoju anya nwere ihe nke atọ na nke anọ dịka manganese, nickel, silicon, cobalt na arsenic.Hal66-6-3-2 na HAL61-4-3-1, bụ ndị nwere ihe ndị ọzọ na-eme ka alloy, bụ alloys nke nwere ihe isii mejupụtara, ụfọdụ n'ime ha bụ ọla kọpa aluminom arụpụtara siri ike sitere na alloys nkedo pụrụ iche.Alloys dị iche iche na-enwekarị ihe mgbaze dị iche iche, ya mere ọ chọrọ usoro mgbaze dị iche iche.
Nke mbụ, ọla kọpa aluminom dị mfe "ụfụfụ" n'oge usoro ịgbaze ma na-emerụ ya ngwa ngwa site na aluminom ma ọ bụ ihe mgbakwunye metal oxide ndị ọzọ.Usoro mgbaze kwesịrị ekwesị kwesịrị ịgụnye ụfọdụ ihe mgbochi.Ọ bụrụ na e nwere ihe nkiri oxide nke aluminom n'elu nke gbazee, ọ nwere ike ichebe mgbaze ruo n'ókè ụfọdụ, ọ dịghịkwa mkpa ịgbakwunye onye na-ekpuchi ihe n'oge agbaze.
Nyocha usoro: Mgbe ị na-agbakwunye zinc na ọdọ mmiri a wụrụ awụ nke ihe nkiri Al2O3 na-echebe, enwere ike ibelata mfu nke zinc.N'ezie, ebe ọ bụ na isi nke zinc nwere ike imebi ihe nkiri oxide, ọ bụ naanị mgbe a na-eji ụda kwesịrị ekwesị eme ihe, ya bụ, mgbaze ahụ nwere ike ichekwa nke ọma karị, enwere ike izere ma ọ bụ belata ọkụ na-ere ọkụ nke zinc.Cryolite abụrụla ihe dị mkpa na ihe dị mkpa n'ime mmiri nke eji agbaze ọla aluminom.Aluminom-brass gbazee agaghị ekpo oke ọkụ ka ọ ghara igbochi agbaze ahụ site na oxidizing na ikuru ume.Ọ bụrụ na ọdịnaya gas dị na gbazee dị oke elu, ị nwere ike ịhọrọ mkpuchi mkpuchi maka nchacha, ma ọ bụ jiri nchacha gas inert, gụnyere re-fluxing na ikwugharị refining tupu ịwụsa, na iji mgbịrịgba mgbịrịgba na-pịa chloride nnu n'ime gbazee maka agbaze refining Ụzọ.Ekwesịrị ịgbakwunye ihe ndị na-agbaze elu dị elu dị ka ígwè, manganese, silicon, wdg dị na brass aluminom dị mgbagwoju anya n'ụdị Cu-Fe, Cu-Mn na ihe ndị ọzọ dị n'etiti.
N'ozuzu, a ga-etinye nnukwu ego na ọla kọpa n'ọkụ na mbụ ma gbazee, enwere ike ịgbakwunye ụgwọ nke kewara nke ọma na agbaze, na zinc na-agbakwunye ikpeazụ na njedebe nke ịgbaze.Mgbe a na-eji ọla dị ọcha mee ihe dị ka ụgwọ, a ga-ehichapụ ha na phosphorus mgbe agbazechara ha, manganese (Cu-Mn), ígwè (Cu-Fe), mgbe ahụ aluminom, na n'ikpeazụ zinc.Na mgbagwoju aluminum brass HAL66-6-3-2, a ga-achịkwa ọdịnaya nke ígwè na 2% ~ 3%, na manganese ọdịnaya kwesịrị ịchịkwa ihe dịka 3%.Ma ọ bụghị ya, mgbe ọdịnaya ha dị elu, ụfọdụ ihe onwunwe nke alloy nwere ike imetụta na-adịghị mma.N'ihi obere njupụta nke aluminom, ọ bụrụ na agbazeghị agbaze nke ọma, ọ nwere ike ime ka ihe mejupụtara kemịkalụ na-enweghị isi.Mgbe enwere mgbaze mgbanwe n'ime ọkụ ahụ, aluminom n'ozuzu ya na akụkụ nke ọla kọpa nwere ike ibu ụzọ tinye ya, wee tinye zinc mgbe agbazechara ha.Mgbe a na-agbakwunye aluminom, enwere ike ịhapụ oke ọkụ n'ihi ngwakọta nke ọla kọpa na aluminom.Enwere ike iji usoro exothermic mee ka usoro mgbaze ahụ dịkwuo ngwa ngwa, ma ọ bụrụ na arụghị ọrụ ahụ nke ọma, mmeghachi omume exothermic siri ike nwere ike ime ka ọnọdụ okpomọkụ dị n'ógbè ahụ nke ọdọ mmiri a wụrụ awụ ka ọ dị elu, na-eme ka ihe ike na-eme ihe ike nke zinc, na n'ọnọdụ ndị siri ike, ọkụ nwere ike ịpụ na ọkụ ọkụ.Okpomọkụ nke mgbaze HAL67-2.5 na-abụkarị 1000 ~ 1100 ℃, na okpomọkụ nke agbaze HAL60-1-1, HAL59-3-2, HAL66-6-6-2 na-abụkarị 1080 ~ 1120 ℃, na ala okpomọkụ kwesịrị iji dị ka o kwere mee.Okpomọkụ na-agbaze.
Oge nzipu: Jul-07-2022