Silikoon carbide ah oo falcelin ku xidhansaliibwaxay ka dhigan tahay horumar xagga tignoolajiyada refractory, oo bixisa wax qabad aan la barbar dhigi karin ee deegaan kuleyl aad u daran. Weelashan dhoobada ah ee horumarsan waxay noqdeen lagama maarmaan guud ahaan biraha, shubista saxda ah, injineernimada farsamada, iyo warshadaha farsamaynta kiimikada, iyaga oo keenaya hawlkarnimo heer sare ah oo ay alaab dhaqameedku gabaabsi yihiin.
Faa'iidooyinka Farsamo ee Muhiimka ah
Crucibles RBSC waxay ka sarreeyaan alumina-yada caadiga ah iyo dhiggooda garaafka iyada oo loo marayo:
kulaylka aan caadiga ahayn (120-150 W/m·K at 1000°C)
- Xidhiidhiyaha fidinta kulaylka aadka u hooseeya (4.5×10⁻⁶/K)
- Iska caabbinta shoogga kulaylka u adkaysata 50+ wareegyo qaboojin degdeg ah (1600°C → 25°C)
Acid/alkali caabbinta daxalka (pH 0-14 waafaqid)
- Xasilooni Oxidation ee hawada ilaa 1650 ° C
Kartida Biraha
Soo saarista birta daawaha ah iyo dhalaalidda birta aan birta ahayn (aluminium, copper, zinc), RBSC crucibles waxay awood u leedahay:
- 20-30% heerarka dhalaalka degdega ah iyada oo loo marayo wareejinta kulaylka la hagaajiyay
- 99.95% dayactirka nadiifinta birta iyada oo loo marayo sagxadaha aan falcelin lahayn
- La dhimay samaynta slag iyada oo la yareeyey stratification kulaylka
- Nolosha adeegga oo la dheereeyey (3-5× ka dheer qolof-garaafyada dhoobada ah)
Qaadashada Saxda ah & Codsiyada Makaanikada
Guryaha makaanikada gaarka ah ee crucibles waxay taageerayaan baahida warshadaha:
- Hufnaanta qaabdhismeedka joogtada ah ee ka hooseeya 15-20 MPa walbahaarka farsamada
- xasilloonida cabbirka joogtada ah (± 0.1% isbeddel mug leh oo ah 1500°C)
- Ka-hortagga wasakhda-la'aanta ah ee qaybaha hawada hawada
- Waxqabadka la isku halayn karo ee hababka shubka centrifugal
Hagaajinta Kiimikada
Crucibles RBSC waxay wax ka qabtaan caqabadaha muhiimka ah ee isku dhafka kiimikada:
- Badbaadada milixyada dhalaalay (tusaale, NaOH, KNO₃)
- Hawlgal xasiloon oo falcelinta sulfidation/chlorination
- Iska caabbinta daxalka ee ka dhanka ah HF ilaa 800°C
- Ilaalinta nadaafadda ee soo saarista curiyaha dhulka naadir
Dhaqaale hawleedka
Iyadoo kharashyada bilowga ahi ay 40-60% ka sarreeyaan weel dhaqameedka, xalalka RBSC waxay bixiyaan:
- 70% hoos u dhaca inta jeer ee beddelka
- 25-35% kaydka tamarta iyada oo loo marayo hufnaanta kulaylka oo la hagaajiyay
- 90% dib-u-warshadaynta walxaha iyada oo loo marayo dib-u-cusboonaynta kulaylka
Shuruudaha dayactirka eber-ku dhow
Cusbooneysiin Gaarka ah ee Warshadaha
1. Wax soo saarka Alloy Titanium
- Waxay u adkaysataa falcelinta Ti dhalaalaysa 1700°C
- Waxay ka hortagtaa wasakhaynta kaarboon-qaadista
2. Isku-dhafka walxaha baytariyada
-Waxay suurta gelisaa habaynta katoodhka LiCoO₂ labiska
- Waxay u adkaysataa daxalka milixda ee lithium
3. Kobaca Crystal Semiconductor
-Waxay ilaalisaa waafaqid vacuum aadka u sarreeya
- Waxay tirtirtaa wasakhowga silikoon carbide
Naqshad Mustaqbal-horumar leh
Qalabka casriga ah ee RBSC waxay ku jiraan sifooyin horumarsan:
- Qaab-dhismeedyada porosity gradient for permeability gaaska la xakameeyey
- Dahaarka dusha Nanoscale ee kor u qaadaya caabbinta slag
- Dareemayaasha kulaylka ku dhex jira ee la socodka nidaamka
Laga soo bilaabo cilmi-baarista cabbirka shaybaadhka ilaa wax-soo-saarka tirada badan ee warshadaha, fal-celinta-ku-xidhnaanshaha silikoon carbide crucibles waxay sii wadaan inay dib u qeexaan awoodaha habaynta kulaylka. Isku darka gaarka ah ee kuleyl, makaanik, iyo sifooyin kiimikaad waxay u dhigayaan inay yihiin kuwa udub-dhexaadka u ah doorashada heerkul sare ee jiilka soo socda, hufnaanta wadista iyo horumarinta tayada ee qaybaha wax soo saarka ee horumarsan.
Waqtiga boostada: Mar-20-2025