I-Silicon Nitride Ceramic
Incazelo emfushane:
Igama Lokukhiqiza: I-Silicon Nitride Ceramic
Isicelo: I-Aerospace, Nuclear, Petrochemical, Mechanical Engineering Industry
Impahla: Si3N4
Umumo: Ngokwezifiso
Imininingwane Yomkhiqizo
Omaka bomkhiqizo
Ulwazi Oluyisisekelo
Igama Lokukhiqiza: I-Silicon Nitride Ceramic
Isicelo: I-Aerospace, Nuclear, Petrochemical, Mechanical Engineering Industry
Impahla: Si3N4
Umumo: Ngokwezifiso
Incazelo yomkhiqizo:
I-silicon nitride ceramics inenzuzo ngaphezu kwensimbi ezicini eziningi. Zisetshenziswa kakhulu emkhakheni we-aerospace, i-nuclear, i-petrochemical, izimboni zendwangu kanye nobunjiniyela bemishini.
Inzuzo:
·Isakhiwo esihle kakhulu semishini
·Ukuminyana kwenqwaba ephansi
·Amandla aphezulu nobulukhuni
·I-coefficient ephansi yokungqubuzana
·Umsebenzi omuhle wokugcoba
·Ukumelana nokugqwala kwensimbi
·Ukufakwa kukagesi
Bonisa Imikhiqizo


Incazelo:
I-silicon nitride ceramics iphakeme kunezinye izinto ngenxa yokumelana nokushaqeka kwayo okushisayo. Ayiwohloki emazingeni okushisa aphezulu, ngakho-ke isetshenziselwa izinjini zezimoto nezingxenye zamaturbine wegesi, okuhlanganisa i-rotor ye-turbocharger.
I-Ortech inikeza umndeni ophelele wezinto ze-Silicon Nitride. Lezi zinto zinezici ezibalulekile ezilandelayo: Akukho ukunamathela okunamathiselwe ngokumelene nensimbi, Ukuqina okuphindwe kabili njengensimbi yamathuluzi, Ukumelana okuhle kwamakhemikhali kanye nesisindo esingaphansi kwama-60% kunensimbi.
I-Silicon nitrides (Si3N4) iwuchungechunge lwezitsha zobumba ezithuthukisiwe zobunjiniyela ezibonakala ngamandla amakhulu, ukuqina nobulukhuni kanye nokuzinza okuhle kakhulu kwamakhemikhali nokushisayo.
I-Silicon nitride yatholwa maphakathi nekhulu leshumi nesishiyagalolunye kodwa ayizange ikwazi ukuzibophezela ekukhiqizeni kalula, ngenxa yemvelo yayo ehlangene. Lokhu kuqale kwaholela ekuthuthukisweni kwezinhlobo ezimbili ze-silicon nitride, i-react-bonded silicon nitride (RBSN) kanye ne-silicon nitride ecindezelwe ngokushisayo (HPSN). Kamuva, kusukela ngeminyaka yawo-1970s kuye kwasungulwa ezinye izinhlobo ezimbili: i-silicon nitride e-sintered (SSN), ehlanganisa ama-sialon, kanye ne-sintered reaction-bonded silicon nitride (SRBSN).
Intshisekelo yamanje ezintweni zobunjiniyela ezisekelwe ku-silicon nitride ithuthukiswe kusukela ocwaningweni lwama-1980s yaba izingxenye ze-ceramic ze-gas turbine nezinjini ze-piston. Kwakucatshangwa ukuthi injini, eyenziwe kakhulu ngezingxenye ezisekelwe ku-silicon nitride, njenge-sialon, izoba nesisindo esincane futhi ikwazi ukusebenza emazingeni okushisa aphezulu kunezinjini zendabuko okuholela ekusebenzeni okuphezulu. Nokho, ekugcineni, lo mgomo awuzange ufezeke ngenxa yezinto eziningi ezihlanganisa izindleko, ubunzima bokwenza izingxenye ezinokwethenjelwa kanye nemvelo ehlakazekayo yezitsha zobumba.
Kodwa-ke, lo msebenzi uholele ekuthuthukisweni kwenani lezinye izinhlelo zokusebenza zezimboni zezinto ezisekelwe ku-silicon nitride, njengokwakhiwa kwensimbi, ukugqokwa kwezimboni kanye nokubamba insimbi encibilikisiwe.
Izinhlobo ezahlukene ze-silicon nitride, i-RBSN, i-HPSN, i-SRBSN ne-SSN, ziphuma endleleni yazo yokwenziwa, elawula izakhiwo eziwumphumela kanye nokusetshenziswa kwazo.