Efere sinter bụ ngwa eji ebu ma bufee ẹmbrayo seramiiki a gbara ọkụ n'ime ite seramiiki.A na-ejikarị ya na kiln seramiiki dị ka ihe na-ebu ibu, ikpo ọkụ na ibuga seramiki ọkụ.Site na ya, ọ nwere ike melite okpomọkụ conduction efere nke sintering efere, na-eme ka sintering ngwaahịa ọbụna kpụ ọkụ n'ọnụ, n'ụzọ dị irè belata ume ike na-agba ọsọ na-agba ọsọ ọsọ, melite mmepụta, nke mere na otu kiln chụrụ ngwaahịa enweghị colorless iche na ndị ọzọ uru.
Corundum mullite ihe nwere nnukwu ujo ujo na ike okpomọkụ dị elu, yana ezigbo nkwụsi ike kemịkalụ na iyi nguzogide.Ya mere, enwere ike iji ya ugboro ugboro na okpomọkụ dị elu, karịsịa maka cores magnetik, seramiiki capacitors na seramiiki mkpuchi.
Ngwa ndị na-emepụta ihe bụ ngwaahịa na-emepụta ihe.Igwe oyibo nke ọ bụla gbakwunyere ịdị arọ ngwaahịa bụ ihe dịka 1kg, n'ozuzu l0 oyi akwa, yabụ efere sent nwere ike iburu oke nrụgide karịa kilogram iri.N'otu oge ahụ, na-ebu mkpali mgbe na-akpụ akpụ na esemokwu nke loading na ebutu ngwaahịa, ma ọtụtụ oyi na-ekpo ọkụ cycles, ya mere, ojiji nke gburugburu ebe obibi dị nnọọ obi ọjọọ.
Na-echeghị na mmekọrịta nke ihe atọ, alumina ntụ ntụ, kaolin na calcination okpomọkụ niile na-emetụta thermal ujo nguzogide na creep.Nguzogide ujo na-ekpo ọkụ na-abawanye na mgbakwunye nke ntụ ntụ alumina, ọ na-ebelata na mmụba nke ọkụ ọkụ.Mgbe ọdịnaya kaolin dị 8%, nkwụsi ike ujo bụ nke kacha ala, yana ọdịnaya kaolin bụ 9.5%.Ihe na-akpụ akpụ na-ebelata na mgbakwunye nke ntụ ntụ alumina, na ihe na-akpụ akpụ bụ nke kasị ala mgbe ọdịnaya nke kaolin bụ 8%.The creep bụ kacha na 1580 ℃.Iji na-eleba anya na thermal ujo eguzogide na creep iguzogide nke ihe, a na-enweta nsonaazụ kacha mma mgbe alumina ọdịnaya bụ 26% kaolin bụ 6.5% na calcination okpomọkụ bụ 1580 ℃.
Enwere ụfọdụ oghere n'etiti corundum-mullite particles na matrix.Ma enwere ụfọdụ mgbawa gburugburu ụmụ irighiri ihe, nke a na-akpata site na ndakọrịta nke ọnụọgụ mgbasawanye ọkụ na mgbanwe mgbanwe n'etiti ahụ na matriks, na-ebute microcracks na ngwaahịa.Mgbe ọnụọgụ mgbasawanye nke ụmụ irighiri ihe na matriks adabaghị, nchịkọta na matriks dị mfe ikewapụ mgbe ọkụ ma ọ bụ dị jụụ.A na-emepụta oghere oghere n'etiti ha, na-eme ka ọdịdị microcracks pụta.Ịdị adị nke micro-cracks ndị a ga-eduga na mmebi nke ihe eji arụ ọrụ nke ihe onwunwe, ma mgbe a na-etinye ihe ahụ na-ekpo ọkụ ọkụ.N'ime oghere dị n'etiti mkpokọta na matriks, ọ nwere ike ịrụ ọrụ nke mpaghara nchekwa, nke nwere ike ịmịnye ụfọdụ nrụgide ma zere nrụgide nrụgide na mgbawa n'ọnụ.N'otu oge ahụ, mgbawa ọkụ na-ekpo ọkụ na matriks ga-akwụsị na ọdịiche dị n'etiti ihe ndị ahụ na matrix, nke nwere ike igbochi mgbasa nke mgbawa.Ya mere, a na-emeziwanye ihe mgbochi ọkụ ọkụ nke ihe.
Oge nzipu: Eprel-08-2022