Silicon Carbide Tšireletso Tube
Re fana ka ts'ebetso e phahamengLiphaephe tsa Tšireletso tsa Silicon Carbide (SiC)Li entsoe hore li sebetse ka mokhoa o tšepahalang libakeng tse feteletseng tsa indasteri, ho kenyeletsoa le mocheso o phahameng haholo, ho bola ho matla ha lik'hemik'hale, ho tsofala ha mechini le ho tšoha khafetsa ha mocheso. Li sebelisoa haholo indastering ea tšepe, kalafo ea mocheso, ho sintering ka ceramic, boenjiniere ba lik'hemik'hale le indastering ea lifono tsa mocheso o phahameng, li-tube tsa rona tsa SiC li sebetsa e le matsoho a tšireletso a boima bakeng sa li-thermocouple, li-nozzle tsa ho chesa, likarolo tsa phetisetso ea mocheso le li-linings tsa lifono, li atolosa bophelo ba tšebeletso ea lisebelisoa ka katleho le ho fokotsa litšenyehelo tsa tlhokomelo ea kamehla.
Re fana ka limaraka tse tharo tse kholo tsa premium ho lumellana le litlhoko tse fapaneng tsa kopo:Reaction-Bonded SiC (RBSiC), Recrystallized SiC (RSiC) le Silicon Nitride-Bonded SiC (NBSiC).Sehlopha se seng le se seng se na le melemo e ikhethang ea ts'ebetso, 'me re fana ka lits'ebeletso tse felletseng tsa tlhahiso tse ikhethileng ho fihlela boholo ba hau bo ikhethileng, sebopeho le litlhoko tsa boemo ba ts'ebetso.
1. Tšebeletso ea Tlhahiso e Ikhethileng | OEM le ODM lia fumaneha
Re utloisisa ka botlalo hore bareki ba indasteri ba na le litlhoko tse ikhethang tsa boholo, sebopeho, ho kenya le ts'ebetso. Re fana ka litharollo tse felletseng tse ikhethileng bakeng sa lipeipi tsa tšireletso ea SiC, tse akaretsang moralo oa sehlahisoa, nts'etsopele ea li-prototype, tlhahiso ea bongata le tlhahlobo e tiileng ea boleng. Sehlopha sa rona sa botekgeniki se tla khothaletsa sehlopha se loketseng ka ho fetisisa sa SiC ho latela mocheso oa hau oa ho sebetsa, mofuta o mahareng, khatello le sebaka sa ho kenya ho netefatsa ts'ebetso e ntle le katleho ea litšenyehelo bakeng sa projeke ea hau.
2. Mefuta ea ho Itlhophisa
(1) Ho Fetola Tekanyo:Bophara ba kantle bo tloha ho Φ12mm ho isa ho Φ300mm, bolelele bo le bong ho fihlela ho 3000mm, botenya ba lebota bo ka fetoloa ho tloha ho 3mm ho isa ho 30mm, ka mamello e tiileng ea boholo (± 0.5mm ho isa ho ± 1.0mm) ho latela litlhaloso tsa sehlahisoa le litlhoko tsa ts'ebetso ho netefatsa hore e lumellana hantle le lisebelisoa tsa bareki.
(2) Sebopeho le ho Fedisa ho Fetola:Tšehetsa pheletso e koetsoeng, pheletso e bulehileng, pheletso e flanged (li-flange tse tloaelehileng le tse seng tsa maemo), likhokahano tsa ka hare le tsa kantle tse nang le khoele, li-groove tsa ho tiisa, masoba a ho beha, le meralo e meng ea meaho. Re boetse re fana ka lihlahisoa tse entsoeng ka mokhoa o ikhethileng tse nang le sebopeho se ikhethileng, ho kenyeletsoa li-tube tse kobehileng tsa 45°/90°, li-tube tse fokotsang, li-tee, le meaho e nang le mapheo bakeng sa litlhoko tse ikhethileng tsa ho kenya le tsa ts'ebeliso.
(3) Ho Fetola Tshebetso:Fetola masoba a thepa, ho tsamaisa mocheso, matla a ho hatella, le liparamente tsa ho hanyetsa ho bola ho latela maemo a ikhethang a ts'ebetso, ntlafatsa sebopeho sa thepa ho lumellana le libaka tse ikhethang tse thata, 'me u ntlafatse bophelo ba ts'ebeletso e reriloeng le botsitso ba ts'ebetso.
(4) Ho Fetola Tsamaiso:Phetoho e tenyetsehang pakeng tsa lits'ebetso tsa RBSiC, RSiC, le NBSiC ho latela maemo a ts'ebeliso ea bareki; bakeng sa likarolo tse rarahaneng tsa sebopeho, re beha pele ts'ebetso ea ho sinter ea karabelo e haufi le sebopeho sa net ho fokotsa litšenyehelo tsa ts'ebetso le ho netefatsa botšepehi ba sebopeho.
Liphaephe tsa Tšireletso tsa SiC (NBSiC) tse Kopantsoeng le Silicon Nitride
Li-tube tsa NBSiC li entsoe ka SiC e hloekileng haholo le phofo ea silicon, e entsoeng ka ho ntša metsi kapa ho kopanya, ebe e tšeloa ka nitride mochesong oa 1350-1500°C sepakapakeng sa naetrojene. Likristale tsa nitride tsa silicon tse nang le acicular li kopanya likaroloana tsa SiC ka thata, li etsa motsoako o tiileng o nang le khanyetso e ikhethang ea mafome a tšepe e qhibilihisitsoeng le ts'ebetso e sa khomareleng, e phethahetseng bakeng sa maemo a ho qhibilihisa tšepe a se nang ferrous.
1. Tshebetso ya Bohlokwa le Dikarolo
(1) Mocheso o phahameng oa ts'ebetso ho fihlela ho 1500°C, ka ts'ebetso e tsitsitseng tšepeng e qhibilihisitsoeng le tikolohong e senyang ea mocheso o phahameng
(2) Ho hanyetsa hantle aluminium e qhibilihisitsoeng, zinki, koporo le mafome a mang a tšepe a sa ferrous, ntle le ho khomarela litšepe tse qhibilihisitsoeng le tšilafalo ea mokelikeli oa tšepe.
(3) Ho tsamaisa mocheso ka potlako, ho nolofalletsang ho lemoha mocheso ka potlako le phetiso e sebetsang hantle ea mocheso bakeng sa ho beha leihlo mocheso ka nepo
(4) Matla a matle a mechini le ho hanyetsa ho thothomela ha mocheso, e loketse tšebeletso ea nako e telele maemong a ho qhibilihisa le ho lahla tšepe
(5) Ho ba le masoba a tlase le sebopeho se teteaneng, ho arola ka katleho tšepe e qhibilihisitsoeng, slag le likhase tse senyang ho sireletsa likarolo tsa ka hare
2. Likopo tse Khothaletsoang
Li-tube tsa tšireletso tsa NBSiC li etselitsoe ka ho khetheha liindasteri tsa tšepe tse entsoeng ka tšepe, haholo-holo li sebelisetsoa li-tube tsa tekanyo ea mocheso oa tšepe e qhibilihisitsoeng, li-tube tsa lift, matsoho a tšireletso a thermocouple a aluminium/copper/zinc a qhibilihisitsoeng ka sebōpi, likarolo tsa tšireletso ea letamo le qhibilihisitsoeng, le lisebelisoa tsa ho lahla tse tsoelang pele. Ke tharollo ea boleng bo holimo bakeng sa ho hanyetsa ho bola ha tšepe e qhibilihisitsoeng le litlhoko tsa ts'ebetso e sa khomareleng.
Li-Tube tsa Tšireletso tsa SiC (RBSiC) tse Kopantsoeng ke Reaction-Bonded
Li-tube tsa RBSiC li etsoa ka theknoloji e tsoetseng pele ea ho kenella le ho sintering ea karabelo, ho sebelisoa phofo ea SiC e hloekileng haholo le thepa e tala ea carbon. Silicon e qhibilihisitsoeng e kenella 'meleng o motala' me e arabela ka har'a sebaka ho etsa sebopeho se teteaneng se kopantsoeng, se nang le silicon e lokolohileng ea 8-15%. Ts'ebetso ena e nolofalletsa ho bopa sebopeho se haufi le nete ka ho fokotseha ha karolo e ka tlase ho 1%, e fana ka ts'ebetso e phahameng ea litšenyehelo 'me e loketse tlhahiso e kholo ea indasteri.
1. Tshebetso ya Bohlokwa le Dikarolo
(1) Mocheso o phahameng ka ho fetisisa oa ts'ebetso ho fihlela ho 1400°C, ka ts'ebetso e tsitsitseng ea ts'ebeletso ea nako e telele maemong a phahameng a tsoelang pele
(2) Boima bo phahameng, matla a babatsehang a mechini, le ho hanyetsa hantle tšusumetso ea mechini le ho robeha ha bonolo
(3) Katleho e ikhethang ea litšenyehelo ha e bapisoa le mefuta e meng ea SiC, e loketseng lits'ebetso tse kholo tsa indasteri
(4) Ho ba le sebopeho se phahameng ka ho fetisisa, ho nolofalletsang tlhahiso ea likarolo tse bōpehileng joaloka tse rarahaneng ntle le ts'ebetso e kholo ea bobeli
(5) Ho hanyetsa hantle mafome a tloaelehileng a lik'hemik'hale, ho kenyeletsoa le sepakapaka sa indasteri se nang le asiti le alkaline
2. Likopo tse Khothaletsoang
Li-tube tsa tšireletso ea RBSiC li sebelisoa haholo bakeng sa li-tube tsa mahlaseli a sebōpi sa tšepe, matsoho a tloaelehileng a tšireletso ea thermocouple, li-nozzle tsa desulfurization, li-heat exchanger, le likarolo tse akaretsang tsa sebōpi sa mocheso o phahameng. Ke khetho e ntle ka ho fetisisa bakeng sa lits'ebetso tse hlokang ts'ebetso e leka-lekaneng le taolo ea litšenyehelo, ntle le tlhoko ea khanyetso ea mocheso o phahameng haholo ka holimo ho 1400°C.
Liphaephe tsa Tšireletso tsa SiC (RSiC) tse Nchafalitsoeng
Li-tube tsa RSiC li siloa mochesong o phahameng haholo (2100-2450°C) ntle le mohato oa bobeli oa ho tlama, o entsoeng ke mouoane o tobileng le ho kolobisoa ha likaroloana tsa α-SiC tse hloekileng haholo. Sebopeho sena se hloekileng sa kristale se netefatsa hore ha ho na tšilafalo, e leng se etsang hore e be khetho e holimo bakeng sa libaka tsa mosebetsi tsa mocheso o phahameng haholo le tse hloekileng haholo.
1. Tshebetso ya Bohlokwa le Dikarolo
(1) Ho hanyetsa mocheso o phahameng haholo, ka mocheso o phahameng ka ho fetisisa o sebetsang o tsoelang pele oa ho fihlela ho 1800°C, o loketseng maemo a mosebetsi a mocheso o phahameng haholo
(2) Karolo ea kristale ea SiC e hloekileng ea 100%, ha e na tšilafalo ea litšila, e loketse kalafo ea mocheso o hloekileng haholo le lionto tse laoloang ke sepakapaka
(3) Khanyetso e ikhethang ea ho thothomela ha mocheso, e khonang ho mamella liphetoho tse potlakileng tsa mocheso ntle le ho petsoha kapa ho senyeha
(4) Ho tsamaisa mocheso ka matla le botsitso bo botle ba mocheso o phahameng, ho boloka botsitso ba sebopeho tlasa ho pepesehela mocheso o phahameng haholo nako e telele
(5) Ho hanyetsa khoholeho ea khase le ho tsofala ho matla, ho loketse libaka tse thata tsa ontong tse nang le sekhahla se phahameng sa phallo le tšusumetso ea likaroloana
2. Likopo tse Khothaletsoang
Li-tube tsa tšireletso tsa RSiC li sebelisoa haholo-holo liontong tse nang le mocheso o phahameng, liontong tsa sepakapaka, liontong tsa kalafo ea mocheso oa indasteri, li-nozzle tsa ho chesa mocheso o phahameng, lisebelisoa tsa ho besa tsa ceramic tse hloekileng haholo, le likarolo tse khethehileng tsa karabelo ea mocheso o phahameng. Ha li nkeloe sebaka ke maemo a hlokang ho hanyetsa mocheso o phahameng haholo, bohloeki bo phahameng le botsitso bo feteletseng ba mocheso.
| Tšobotsi | Si₃N₄-SiC | R-SiC | RB-SiC |
| Mocheso o Tshebetso wa Nako e Telele | 1350℃ | 1600℃ | 1200℃ |
| Khanyetso ea Thermal Shock | E ntle ka ho fetisisa | Ho lokile | Mahareng |
| Thepa ea Antioxidant | Ho lokile | E ntle ka ho fetisisa | Mahareng |
| Khanyetso ea ts'enyeho | E matla (e hanela li-acid le li-alkali /tšepe e qhibilihisitsoeng) | E matla (e hanela oxidation le mafome) | E mahareng (Qoba alkalis e matla/aluminium e qhibilihisitsoeng) |
| Ho ba le masoba | 3%–5% | 5%–8% | 1% |
| Khanyetso ea Tšusumetso | E matla | Bofokoli | Mahareng |
| Sepeipi sa Tšireletso sa NSiSC | |
| Index | Lintlha |
| Bongata ba Bongata (g/cm3) | 2.75-2.82 |
| Menyetla(%) | 10-12 |
| Matla a Khatello (MPa) | 600-700 |
| Matla a ho Koba (MPa) | 160-180 |
| Modulus ea Young (GPa) | 220-260 |
| Motlakase oa Thermal (W/MK) | 15 (1200℃) |
| Katoloso ea Thermal (20-1000℃) 10-6k-1 | 5.0 |
| Mocheso o Sebetsang o Phahameng (℃) | 1500 |
| Si3N4(%) | 20-40 |
| A-SIC(%) | 60-80 |
Lipotso Tse Botsoang Khafetsa
Na u hloka thuso? Etsa bonnete ba hore u etela liforamo tsa rona tsa tšehetso bakeng sa likarabo tsa lipotso tsa hau!
Re moetsi oa 'nete, fektheri ea rona e ikhethile ka ho hlahisa thepa e hanyetsang ka lilemo tse fetang 30. Re tšepisa ho fana ka theko e ntle ka ho fetisisa, tšebeletso e ntle ka ho fetisisa ea pele ho thekiso le ea kamora thekiso.
Bakeng sa ts'ebetso e 'ngoe le e 'ngoe ea tlhahiso, RBT e na le sistimi e felletseng ea QC bakeng sa sebopeho sa lik'hemik'hale le thepa ea 'mele. 'Me re tla leka thepa, 'me setifikeiti sa boleng se tla romelloa le thepa. Haeba u na le litlhoko tse khethehileng, re tla leka ka hohle ho li amohela.
Ho latela bongata, nako ea rona ea ho tlisa thepa e fapane. Empa re tšepisa ho e romella kapele kamoo ho ka khonehang ka boleng bo tiisitsoeng.
Ehlile, re fana ka disampole tsa mahala.
E, ehlile, o amohelehile ho etela k'hamphani ea RBT le lihlahisoa tsa rona.
Ha ho na moeli, re ka fana ka tlhahiso le tharollo e ntle ka ho fetisisa ho latela boemo ba hau.
Re ntse re etsa thepa e hanyetsang mocheso ka lilemo tse fetang 30, re na le tšehetso e matla ea tekheniki le boiphihlelo bo bongata, re ka thusa bareki ho rala li-kiln tse fapaneng le ho fana ka tšebeletso ea ho emisa hang feela.
