Kedu otu esi eji silicon carbide crucible maka ịdị ọcha ọla?

Kedu otu esi eji silicon carbide crucible maka ịdị ọcha ọla?
碳化硅坩埚与石墨坩埚有什么区别?
Ihe kpatara yasilicon carbide cruciblenwere ike bara uru ngwa bara uru bụ n'ihi na ya nkịtị Njirimara. Silicon carbide nwereNjirimara chemical siri ike, elu thermal conductivity, ọnụọgụ mgbasawanye ọkụ dị alana ezigbo iyi mgbochi. Na mgbakwunye na iji ya dị ka abrasive, ọ nwekwara ọtụtụ ihe ndị ọzọ. Dị ka ihe atụ, mkpuchi silicon carbide ntụ ntụ na n'ime mgbidi turbine impeller ma ọ bụ cylinder block na pụrụ iche usoro nwere ike melite eyi iguzogide na ịgbatị ya ọrụ ndụ site 1 ~ 2 ugboro; Ihe dị elu nke ọkụ na-eguzogide ọkụ mere ya nwere uru nkeokpomọkụ ujo iguzogide, obere olu,obere arọ, ike dị elu na mmetụta nchekwa ike dị mma. silicon carbide dị ala (nwere ihe dịka 85% SiC) bụ ezigbo deoxidizer. Ọ nwere ike mee ngwa ngwa nchara ígwè, mee ka njikwa nke ihe mejupụtara kemịkalụ dịkwuo mma ma melite ogo ígwè.
N'ime ngwa nke silicon carbide crucible, ọrụ mmega ahụ nke igwe na ịdị ọcha ekwenyela nke ukwuu site n'aka ndị ọrụ. Na ụlọ ọrụ ngwa ngwa crucible, ọnọdụ nke silicon carbide crucible nwere ike ịsị na ọ bụ ihe dị mkpa.
N'ihi na a na-eji silicon carbide eme iheájá quartz, petroleum coke, sawdust na ihe ndị ọzọ site na mgbatị ahụ dị elu na ọkụ na-eguzogide, silicon carbide crucible nwere ike.ọkụ na-eguzogideike n'ime ihe omume mgbatị ígwè, ya mere o zuru ezu iji hụ na okpomọkụ dị elu chọrọ maka mmega ahụ, na-ebelata ihe isi ike nke nchacha ígwè, chekwaa ego ma melite arụmọrụ ngwa.


Oge nzipu: Sep-13-2021
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