Ezinhlelweni eziningi zezimboni ezisezingeni eliphezulu, ama-crucibles adlala indima ebalulekile njengeziqukathi ezibalulekile zokubamba kanye nokushisisa izinto.I-silicon carbide ceramic crucibles, ngokusebenza kwabo okuhle kakhulu, kancane kancane baba yisinqumo esikhethwayo ezimbonini ezihlukahlukene.
1, Iyini i-silicon carbide ceramic crucible
I-Silicon carbide ceramic crucible iyisitsha esinesitsha esijulile esakhiwe ngokuyinhloko esenziwe nge-silicon carbide ceramic material. I-Silicon carbide iyinhlanganisela enamabhondi aqinile e-covalent, futhi isibopho sayo samakhemikhali esiyingqayizivele sinikeza iziphambano ezinezakhiwo eziningi ezinhle kakhulu. Uma kuqhathaniswa ne-glassware evamile, ama-silicon carbide ceramic crucibles angakwazi ukumelana namazinga okushisa aphezulu futhi angamathuluzi afanelekile okusebenza kokushisisa okuphezulu.
2, Izinzuzo ze-Silicon Carbide Ceramic Crucibles
1. Ukumelana nokushisa okuphezulu okuhle kakhulu: I-silicon carbide ceramic crucibles ingamelana namazinga okushisa afinyelela ku-1350 ℃. Amandla ezinto ezivamile ze-ceramic azokwehla kakhulu ku-1200 ℃, kuyilapho amandla okugoba e-silicon carbide asengagcinwa ezingeni eliphezulu ku-1350 ℃. Lesi sici senza ukuthi yenze kahle ekuncibilikeni kwezinga lokushisa eliphezulu, ukudubula nezinye izinqubo, ukuhlinzeka ngendawo yokushisa ephezulu ezinzile yezinto zokwakha kanye nokuqinisekisa ukuqhubeka kahle kwenqubo.
2. Ukumelana okuhle kwe-oxidation: I-silicon carbide crucibles ye-ceramic ingagcina ukumelana okuhle kwe-oxidation ezindaweni zokushisa eziphezulu. Ngokukhula kokuqukethwe kwe-silicon carbide, ukumelana ne-oxidation kwe-crucible kuyathuthukiswa nakakhulu. Lokhu kusho ukuthi ayifakwa kalula i-oxid futhi ilimale ngesikhathi sokusetshenziswa kwesikhathi eside kwezinga lokushisa eliphezulu, inweba kakhulu impilo yayo yesevisi, inciphisa imvamisa yokushintshwa kwe-crucible, nokwehlisa izindleko zokukhiqiza.
3. Ukuzinza kwamakhemikhali okuhle kakhulu: I-silicon carbide ceramics imelana kakhulu nezixazululo ezonakalisayo. Ezimbonini ezibandakanya amakhemikhali ahlukahlukene afana nobunjiniyela bensimbi nobunjiniyela bamakhemikhali, ayisebenzi ngezinto zamakhemikhali ehlangana nazo, ngaleyo ndlela iqinisekise ubumsulwa bezinto ezincibilikisiwe noma eziphenduliwe, igweme ukwethulwa kokungcola, futhi ithuthukise ikhwalithi yomkhiqizo.
4. Ukuqina okuphezulu nokumelana nokugqoka: I-Silicon carbide inobunzima obukhulu, okwenza i-crucible ekhiqizwayo ibe nokumelana okuhle kokugqoka futhi ingakwazi ukumelana nokugqoka ngokomzimba emazingeni okushisa aphezulu. Ngesikhathi sokusetshenziswa isikhathi eside, ingakwazi ukugcina ubuqotho besimo sayo futhi ayigqoki kalula noma ikhubazekile, iphinde iqinisekise ukusebenza kwayo nempilo yesevisi.
3, Izinkambu zokufaka izicelo ze-silicon carbide ceramic crucibles
1. Imboni ye-Metallurgical: Kungakhathaliseki ukuthi ukucwengwa kwezinsimbi ezisansimbi njengensimbi, noma ukuncibilika kwezinsimbi ezingenayo insimbi nama-alloys azo njengethusi, i-aluminium, i-zinc, njll., izinsimbi ze-silicon carbide ceramic crucibles zidlala indima ebalulekile. Ingakwazi ukumelana nokuguguleka koketshezi lwensimbi olusezingeni eliphezulu, iqinisekise ukuqhubeka kahle kwenqubo yokuncibilika kwensimbi, kuyilapho iqinisekisa ukuhlanzeka kwensimbi nokuthuthukisa izinga lemikhiqizo yensimbi.
2. Imboni yamakhemikhali: isetshenziselwa ukusabela kwamakhemikhali okushisa okuphezulu nokwelashwa kwemidiya egqwalayo. Ngenxa yokuqina kwayo okuhle kakhulu kwamakhemikhali nokumelana nokushisa okuphezulu, ingasebenza ngokuzinza lapho ibhekene nezinto ezihlukahlukene zamakhemikhali kanye nezindawo zokusabela ezishisa kakhulu, iqinisekise inqubekelaphambili eshelelayo yokusabela kwamakhemikhali kuyilapho ivimbela i-crucible ngokwayo ukuthi ingagqwali futhi ilimale.
3. Iziko lemboni: lisetshenziswa njengesitsha sokushisisa sokudubula izinto ezihlukene zezimboni, njengezitini ezingashi. Ngokusebenzisa i-thermal conductivity yayo enhle kanye nokumelana nokushisa okuphezulu, ingakwazi ukudlulisa ukushisa ngokushesha nangokulinganayo, iqinisekise ikhwalithi yokudubula kwempahla, futhi ithuthukise ukusebenza kahle kokusetshenziswa kwamandla.
I-silicon carbide ceramic crucibles, enochungechunge lwezinzuzo ezifana nokumelana nokushisa okuphezulu, ukumelana ne-oxidation, ukumelana nokugqoka, nokuzinza kwamakhemikhali, kubonise inani elikhulu lesicelo ezimbonini eziningi futhi ziyiziqukathi ezifanele emkhakheni wezimboni ezisezingeni eliphezulu. Ngokuthuthuka okuqhubekayo kanye nokuqanjwa okusha kobuchwepheshe, sikholelwa ukuthi izinsimbi ze-silicon carbide zobumba zizosetshenziswa emikhakheni eyengeziwe futhi zinikeze ukwesekwa okunamandla ekuthuthukisweni kwezimboni ezihlukahlukene.
Isikhathi sokuthumela: May-28-2025