Ihe dị iche n'etiti silicon carbide graphite crucible na graphite crucible

Enwere nnukwu ọdịiche dị n'etitisilicon carbide cruciblesna graphite crucibles n'ọtụtụ akụkụ dị ka ihe, usoro, arụmọrụ, na ọnụ ahịa. Esemokwu ndị a abụghị naanị na-emetụta usoro nrụpụta ya, kamakwa chọpụta ịdị irè ya na ọnọdụ ngwa.

nnukwu ọdịiche
A na-ejikarị graphite flake eke eme ihe graphite crucibles na-ejikarị ụrọ mee ihe. Nchikota a na-enye graphite crucible nke ọma thermal conductivity na elu okpomọkụ na-eguzogide, na-eme ka ọ dabara maka ngwa na elu okpomọkụ agbaze Filiks. Ọdịdị pụrụ iche na ịdị elu okpomọkụ nke graphite flake eke na-eme ka graphite crucibles bụrụ ewu ewu nke ukwuu na ụlọ ọrụ ọla na ebe a na-emepụta ihe.

Silicon carbide crucible dabere na graphite flake eke, yana silicon carbide dị ka ihe bụ isi na resin okpomọkụ dị ka njikọ. Dị ka ihe siri ike, silicon carbide nwere oke mkpuchi mkpuchi na nkwụsi ike nke okpomọkụ, na-ekwe ka ejiri silicon carbide crucibles mee ihe na gburugburu ebe siri ike karị. Iji resin okpomọkụ dị elu na-eme ka ike na ịdịte aka n'ozuzu nke crucible dị.

Usoro dị iche iche
Usoro mmepụta nke graphite crucible na-adabere na ntinye akwụkwọ ntuziaka na n'ibu. A na-etolite obere crocibles graphite site na ịpị igwe, wee gbanye ya na kiln n'ogo dị elu nke ogo 1,000, ma mesịa kpuchie ya na glaze na-egbochi corrosion ma ọ bụ ihe mkpuchi mmiri iji mee ka ọ dị ogologo na nguzogide corrosion. Usoro ọdịnala a, ọ bụ ezie na ọ na-akwụ ụgwọ, nwere njedebe n'ihe gbasara mmepụta mmepụta na ịdị mma.

Usoro mmepụta nke silicon carbide crucible dị oke elu, na-eji akụrụngwa ịpịpụta isostatic na usoro sayensị. Teknụzụ ịpị nke Isostatic na-etinye nrụgide otu (ihe ruru 150 MPa), na-ebute njupụta dị elu na nkwụsi ike na crucible. Usoro a ọ bụghị naanị na-eme ka ike arụ ọrụ nke crucible dịkwuo mma, kamakwa ọ na-eme ka ọ dịkwuo mma iguzogide ujo na corrosion.

Ndịiche arụmọrụ
N'ihe gbasara arụmọrụ, enwere nnukwu ọdịiche dị n'etiti graphite crucibles na silicon carbide crucibles. Ihe nkpuchi eserese nwere njupụta nke 13 kA/cm², ebe crucibles silicon carbide nwere njupụta nke 1.7 ruo 26 kA/mm². Ndụ ọrụ nke graphite crucibles na-abụkarị 3-5 ugboro nke silicon carbide crucibles, nke bụ tumadi n'ihi ike ihe dị elu na nguzogide corrosion nke silicon carbide crucibles.

Tụkwasị na nke ahụ, ọdịiche dị n'etiti ime na n'èzí nke graphite crucible bụ ihe dị ka ogo 35, ebe ọdịiche okpomọkụ nke silicon carbide crucible bụ nanị 2-5 degrees, na-eme ka silicon carbide crucible dị elu karịa n'ihe gbasara njikwa okpomọkụ na thermal. nkwụsi ike. Nguzogide acid na alkali na nguzogide corrosion nke silicon carbide crucibles dịkwa elu karịa nke graphite crucibles, nke na-eme ka ike dị mma na-echekwa ihe dị ka 50% ume karịa graphite crucibles.

iche na price
N'ihi ọdịiche dị na ihe na usoro nrụpụta, graphite crucibles na silicon carbide crucibles nwekwara nnukwu ọdịiche ọnụahịa. A na-emekarị, silicon carbide crucibles dị ihe dị ka okpukpu atọ karịa ọnụ ahịa graphite. Ọdịiche ọnụahịa a na-egosipụta uru dị ịrịba ama nke silicon carbide crucibles n'ihe gbasara ọnụ ahịa ihe onwunwe, mgbagwoju anya usoro na arụmọrụ.

Na nchịkọta, ọ bụ ezie na silicon carbide crucibles na-eri karịa, ogologo oge ha dị elu, nguzogide corrosion, na ike ike na-eme ka ha bụrụ nhọrọ dị ọnụ ala karịa maka ọtụtụ ngwa na-achọsi ike. A ka na-eji crucibles graphite eme ihe n'ọtụtụ ngwa ọdịnala n'ihi ọnụ ahịa dị ala yana ezigbo akụrụngwa. Uru na ọghọm dị iche iche nke crucibles abụọ a na-ekpebi na ha dabara maka ọnọdụ ngwa dị iche iche.