Ishubhu Lokuvikela i-Silicon Carbide
Sihlinzeka ngokusebenza okuphezuluAmashubhu Okuvikela e-Silicon Carbide (SiC)Yakhelwe ukusebenza ngokwethembeka ezindaweni zezimboni ezimbi kakhulu, kufaka phakathi amazinga okushisa aphezulu kakhulu, ukugqwala okukhulu kwamakhemikhali, ukuguguleka komshini kanye nokushaqeka okuvamile kokushisa. Njengoba isetshenziswa kabanzi ekusetshenzisweni kwensimbi, ekwelashweni kokushisa, ekushiseni i-ceramic, ebunjiniyelani bamakhemikhali kanye nasezimbonini zesithando sokushisa esiphezulu, amashubhu ethu e-SiC asebenza njengemikhono yokuvikela esindayo yama-thermocouple, ama-nozzle okushisa, izingxenye zokudlulisa ukushisa kanye ne-linings yesithando somlilo, yandisa ngempumelelo impilo yesevisi yemishini futhi inciphise izindleko zokulungisa ezivamile.
Sinikeza amamaki amathathu ajwayelekile e-premium ukuze ahambisane nezidingo ezahlukene zohlelo lokusebenza:I-Reaction-Bonded SiC (RBSiC), i-Recrystallized SiC (RSiC) kanye ne-Silicon Nitride-Bonded SiC (NBSiC).Ibanga ngalinye linezici zokusebenza ezihlukile, futhi sinikeza izinsizakalo zokukhiqiza eziphelele ngokwezifiso ukuze kuhlangatshezwane nosayizi wakho othize, isakhiwo kanye nezidingo zesimo sokusebenza.
1. Isevisi Yokukhiqiza Ngokwezifiso | I-OEM ne-ODM Iyatholakala
Siyaqonda ngokugcwele ukuthi amakhasimende ezimboni anezidingo ezihlukile zosayizi, isakhiwo, ukufakwa kanye nokusebenza. Sinikeza izixazululo eziphelele ezenziwe ngokwezifiso zamashubhu okuvikela e-SiC, ezihlanganisa ukwakheka komkhiqizo, ukuthuthukiswa kwamaphrothokholi, ukukhiqizwa ngobuningi kanye nokuhlolwa kwekhwalithi okuqinile. Ithimba lethu lobuchwepheshe lizoncoma izinga le-SiC elifanele kakhulu ngokusekelwe ekushiseni kwakho kokusebenza, uhlobo oluphakathi, ingcindezi kanye nendawo yokufaka ukuqinisekisa ukusebenza kahle kanye nokusebenza kahle kwezindleko zephrojekthi yakho.
2. Ububanzi Bokwenza Ngokwezifiso
(1) Ukwenza Ngokwezifiso Ubukhulu:Ububanzi bangaphandle busukela ku-Φ12mm kuya ku-Φ300mm, ubude obubodwa bufika ku-3000mm, ubukhulu bodonga bungenziwa ngokwezifiso kusukela ku-3mm kuya ku-30mm, ngokubekezelelana okuqinile kobukhulu (± 0.5mm kuya ku-± 1.0mm) ngokusekelwe ezicacisweni zomkhiqizo kanye nezidingo zenqubo ukuqinisekisa ukulingana okuphelele nemishini yamakhasimende.
(2) Ukwakheka Nokuqeda Ukwenza Ngokwezifiso:Sekela ukuphela okuvaliwe, ukuphela okuvulekile, ukuphela okune-flange (ama-flange ajwayelekile nalawo angewona ajwayelekile), ukuxhumana okunezintambo kwangaphakathi nangaphandle, imigoqo yendandatho yokuvala, imigodi yokubeka, kanye neminye imiklamo yesakhiwo. Siphinde sinikeze imikhiqizo enziwe ngokwezifiso enomumo okhethekile, kufaka phakathi amashubhu agobile angu-45°/90°, amashubhu okunciphisa, ama-tees, kanye nezakhiwo ezinezinti zezidingo ezithile zokufakwa kanye nokusetshenziswa.
(3) Ukwenza Ngokwezifiso Ukusebenza:Lungisa ukubhoboka kwezinto, ukuhanjiswa kokushisa, amandla okucindezela, kanye namapharamitha okumelana nokugqwala ngokwezimo zokusebenza ezikhethekile, lungisa ukwakheka kwezinto ukuze kufane nezimo ezihlukile ezinzima, futhi uthuthukise impilo yesevisi eqondiwe kanye nokuqina kokusebenza.
(4) Ukwenza Ngokwezifiso Inqubo:Ukushintshashintsha okuguquguqukayo phakathi kwezinqubo ze-RBSiC, RSiC, kanye ne-NBSiC ngokusekelwe ezimweni zohlelo lokusebenza lwamakhasimende; ezingxenyeni zesakhiwo eziyinkimbinkimbi, sibeka phambili inqubo yokusabela kwesimo esiseduze ne-net ukuze sinciphise izindleko zokucubungula futhi siqinisekise ubuqotho besakhiwo.
Amashubhu Okuvikela e-Silicon Nitride-Bonded SiC (NBSiC)
Amashubhu e-NBSiC enziwe nge-SiC emsulwa kakhulu kanye ne-silicon powder, eyakhiwe yi-extrusion noma i-grouting, bese i-nitride ifakwa ku-1350-1500°C emoyeni we-nitrogen. Amakristalu e-silicon nitride aqinile ahlanganisa izinhlayiya ze-SiC ngokuqinile, adale inhlanganisela eqinile enokumelana nokugqwala kwensimbi encibilikisiwe okumangalisayo kanye nokusebenza okunganamatheli, okulungele izimo zokuncibilikisa insimbi ezingenayo i-ferrous.
1. Ukusebenza Okuyinhloko kanye nezici
(1) Izinga lokushisa eliphezulu lokusebenza lifinyelela ku-1500°C, ngokusebenza okuzinzile ezindaweni ezincibilikisiwe zensimbi kanye nezindawo ezishisa kakhulu ezigqwalisayo
(2) Ukumelana okuhle kakhulu nokugqwala kwensimbi okuncibilikisiwe, i-zinc, ithusi, nokunye ukugqwala kwensimbi okungeyona insimbi, ngaphandle kokunamathela ezinsimbini ezincibilikisiwe futhi akukho ukungcola koketshezi lwensimbi
(3) Ukushisa okuphezulu, okuvumela ukuzwa izinga lokushisa okusheshayo kanye nokudluliselwa kokushisa okuphumelelayo ukuze kuqashwe izinga lokushisa ngokunembile
(4) Amandla amahle okusebenza kanye nokumelana nokushaqeka kokushisa, okufanelekela isevisi yesikhathi eside ezimweni zokuncibilikisa nokukhipha insimbi
(5) Ukwakheka okuphansi kwe-porisity kanye nesakhiwo esiminyene, okuhlukanisa ngempumelelo insimbi encibilikisiwe, i-slag, kanye namagesi agqwalisayo ukuze kuvikelwe izingxenye zangaphakathi
2. Izicelo Ezinconyiwe
Amashubhu okuvikela e-NBSiC aklanyelwe ngokukhethekile izimboni ze-metallurgical foundry, asetshenziselwa kakhulu amashubhu okulinganisa izinga lokushisa lensimbi encibilikisiwe, amashubhu okuphakamisa, imikhono yokuvikela i-thermocouple yesithando sokuncibilikisa i-aluminium/copper/zinc, izingxenye zokuvikela ichibi elincibilikisiwe, kanye nemishini yokusakaza eqhubekayo. Ayisisombululo esiphambili sokumelana nokugqwala kwensimbi encibilikisiwe kanye nezidingo zokusebenza ezinganamatheli.
Amashubhu Okuvikela e-Reaction-Bonded SiC (RBSiC)
Amashubhu e-RBSiC enziwa ngobuchwepheshe obuthuthukisiwe bokungena kanye nokusabela, kusetshenziswa izinto zokusetshenziswa ze-SiC ezihlanzekile kakhulu kanye ne-carbon. I-silicon encibilikisiwe ingena emzimbeni oluhlaza bese isabela endaweni yayo ukuze yakhe isakhiwo esihlanganisiwe esiqinile, esinokuqukethwe kwe-silicon okukhululekile okungu-8-15%. Le nqubo ivumela ukwakheka kwesimo esiseduze ne-net esinokuncipha okungaphansi kuka-1%, okuletha ukusebenza kahle okubiza kakhulu futhi okulungele ukukhiqizwa kwezimboni eziningi.
1. Ukusebenza Okuyinhloko kanye nezici
(1) Izinga lokushisa eliphezulu lokusebenza lifinyelela ku-1400°C, kanye nokusebenza kwesevisi okuzinzile kwesikhathi eside emazingeni okushisa aphezulu aqhubekayo
(2) Ubuningi obukhulu, amandla amahle kakhulu omshini, kanye nokumelana okuhle nokushaywa komshini kanye nokuguguleka okuncane
(3) Ukusebenza kahle kwezindleko okuvelele uma kuqhathaniswa nezinye izinhlobo ze-SiC, ezifanele ukusetshenziswa kwezimboni ezinkulu
(4) Ukwakheka okuphakeme, okuvumela ukukhiqizwa kwezingxenye ezibunjwe ngendlela eyinkimbinkimbi ngaphandle kokucutshungulwa okubanzi kwesibili
(5) Ukumelana okuhle nokugqwala kwamakhemikhali okuvamile, okuhlanganisa isimo sezulu sezimboni esine-acidic ne-alkaline
2. Izicelo Ezinconyiwe
Amashubhu okuvikela e-RBSiC asetshenziswa kabanzi kumashubhu okukhanya kwesithando sensimbi, imikhono yokuvikela ye-thermocouple ejwayelekile, ama-nozzle okususa i-sulfurization, ama-heat exchanger, kanye nezingxenye zesithando sokushisa eziphezulu. Ayindlela engcono kakhulu yezinhlelo zokusebenza ezidinga ukusebenza okulinganiselayo kanye nokulawula izindleko, ngaphandle kwesidingo sokumelana nokushisa okuphezulu kakhulu ngaphezu kuka-1400°C.
Amashubhu Okuvikela e-SiC (RSiC) Aphinde Asetshenziswa
Amashubhu e-RSiC ashiswa ekushiseni okuphezulu kakhulu (2100-2450°C) ngaphandle kwesigaba sesibili sokubopha, esakhiwe ukuhwamuka okuqondile kanye nokujiya kwezinhlayiya ze-α-SiC ezihlanzekile kakhulu. Lesi sakhiwo sekristalu esimsulwa siqinisekisa ukuthi akukho ukungcola, okwenza kube ukukhetha okuphezulu kwezindawo zokusebenza ezinokushisa okuphezulu kakhulu kanye nobumsulwa obukhulu.
1. Ukusebenza Okuyinhloko kanye nezici
(1) Ukumelana nokushisa okuphezulu kakhulu, okunokushisa okuphezulu okuqhubekayo okufika ku-1800°C, okufanelekela izimo zokusebenza ezishisa kakhulu
(2) Isigaba sekristalu se-SiC esimsulwa esingu-100%, akukho ukungcola okungcolile, silungele ukwelashwa kokushisa okuhlanzekile kakhulu kanye nezitofu ezilawulwa umoya
(3) Ukumelana nokushaqeka kokushisa okumangalisayo, okukwazi ukumelana nokushintsha kwezinga lokushisa okusheshayo ngaphandle kokuqhekeka noma ukulimala
(4) Ukushisa okuphezulu kanye nokuqina okuhle kakhulu kokushisa okuphezulu, okugcina ubuqotho besakhiwo ngaphansi kokuvezwa kokushisa okuphezulu kakhulu isikhathi eside
(5) Ukumelana okunamandla nokuguguleka kwegesi kanye nokuguguleka okunolaka, okufanelekela izindawo ezishisayo zesithando ezinomthamo omkhulu wokugeleza kanye nomthelela wezinhlayiya
2. Izicelo Ezinconyiwe
Amashubhu okuvikela e-RSiC asetshenziswa kakhulu kuma-oven ashisa kakhulu, kuma-atmosphere, kuma-oven okwelapha ukushisa kwezimboni, kuma-nozzle okushisa aphezulu, imishini yokudubula ye-ceramic ehlanzekile kakhulu, kanye nezingxenye ezikhethekile zokusabela kokushisa okuphezulu. Azinakushintshwa ezimweni ezidinga ukumelana nokushisa okuphezulu kakhulu, ubumsulwa obuphezulu, kanye nokuzinza okukhulu kokushisa.
| Isici | I-Si₃N₄-SiC | I-R-SiC | I-RB-SiC |
| Izinga Lokushisa Lokusebenza Lesikhathi Eside | 1350℃ | 1600℃ | 1200℃ |
| Ukumelana Nokushaqeka Okushisayo | Okuhle kakhulu | Kuhle | Okuphakathi nendawo |
| Izakhiwo ze-Antioxidant | Kuhle | Okuhle kakhulu | Okuphakathi nendawo |
| Ukumelana Nokugqwala | Iqinile (imelana nama-acid nama-alkali/insimbi encibilikisiwe) | Iqinile (imelana nokugqwala kanye nokubola) | Okuphakathi (Gwema ama-alkali aqinile/i-aluminium encibilikisiwe) |
| Ukubhoboka | 3%–5% | 5%–8% | <1% |
| Ukumelana Nomthelela | Inamandla | Kubuthakathaka | Okuphakathi nendawo |
| Ishubhu Lokuvikela le-NSiSC | |
| Inkomba | Idatha |
| Ubuningi Bobuningi (g/cm3) | 2.75-2.82 |
| Ukugoba (%) | 10-12 |
| Amandla Okucindezela (MPa) | 600-700 |
| Amandla Okugoba (MPa) | 160-180 |
| I-Young's Modulus (GPa) | 220-260 |
| Ukushisa Okushisayo (W/MK) | 15 (1200℃) |
| Ukwanda Kokushisa (20-1000℃) 10-6k-1 | 5.0 |
| Izinga Lokushisa Eliphezulu Lokusebenza(℃) | 1500 |
| I-Si3N4(%) | 20-40 |
| I-A-SIC(%) | 60-80 |
imibuzo ejwayelekile ukubuzwa
Udinga usizo? Qiniseka ukuthi uvakashela izinkundla zethu zokusekela ukuze uthole izimpendulo zemibuzo yakho!
Singumkhiqizi wangempela, imboni yethu igxile ekukhiqizeni izinto eziphikisayo iminyaka engaphezu kwengu-30. Sithembisa ukukunikeza intengo engcono kakhulu, insizakalo engcono kakhulu yangaphambi kokuthengisa kanye neyangemva kokuthengisa.
Kuyo yonke inqubo yokukhiqiza, i-RBT inohlelo oluphelele lwe-QC lokwakheka kwamakhemikhali kanye nezakhiwo zomzimba. Futhi sizohlola izimpahla, futhi isitifiketi sekhwalithi sizothunyelwa nezimpahla. Uma unezidingo ezikhethekile, sizozama konke okusemandleni ethu ukuze sizilungiselele.
Kuye ngobuningi, isikhathi sethu sokulethwa sihlukile. Kodwa sithembisa ukuthumela ngokushesha ngangokunokwenzeka ngekhwalithi eqinisekisiwe.
Vele, sinikeza amasampula amahhala.
Yebo, vele, wamukelekile ukuvakashela inkampani ye-RBT kanye nemikhiqizo yethu.
Akukho mkhawulo, singakunikeza isiphakamiso nesixazululo esingcono kakhulu ngokuya ngesimo sakho.
Sesineminyaka engaphezu kwengu-30 senza izinto eziphikisayo, sinokusekelwa okuqinile kwezobuchwepheshe kanye nokuhlangenwe nakho okucebile, singasiza amakhasimende ukuklama ama-kiln ahlukene futhi anikeze isevisi eyodwa.
