Kwiteknoloji yanamhlanje ekhula ngokukhawuleza, ukuvela rhoqo kwezinto ezintsha kuzise utshintsho olukhulu kumashishini ahlukeneyo.Iiseramikhi ze-silicon carbide zoshishino, njengezinto ezisebenza kakuhle, ziyavela kancinci kancinci kushishino lwanamhlanje. Ngenxa yokusebenza kwazo okugqwesileyo kunye noluhlu olubanzi lwezicelo, ziye zaba yimpembelelo ephambili kwishishini ezahlukeneyo.
1, Yintoni i-silicon carbide ceramic yemizi-mveliso?
Iiceramics ze-silicon carbide zoshishino, ngamagama alula, zizixhobo ze-ceramic ezenziwe ikakhulu yi-silicon carbide (SiC). I-Silicon carbide ngokwayo yi-compound eyenziwe yi-reaction ye-silicon kunye ne-carbon kumaqondo obushushu aphezulu, kwaye isakhiwo sayo se-athomu esahlukileyo sinika le nto iipropati ezininzi ezintle.
Ngokwembono ye-microscopic, ulwakhiwo lwekristale lwe-silicon carbide luncinci, kwaye iibhondi zeekhemikhali phakathi kwee-athomu ziqinile, nto leyo eyenza ii-silicon carbide ceramics zibe nozinzo oluhle kakhulu kunye nokuqina. Xa kuthelekiswa nezinto zesinyithi zemveli, ii-silicon carbide ceramics zoshishino azinazo ii-athomu zesinyithi ezibotshelelwe ziibhondi zesinyithi; Ngokungafaniyo nezinto ze-organic polymer eziqhelekileyo, azinazo ii-organic molecular chains eziphindaphindwayo. Luhlobo olutsha lwezinto ezingezizo zesinyithi ezingaphiliyo ezenziwe yi-silicon carbide powder enyibilikayo phantsi kobushushu obuphezulu kunye neemeko zoxinzelelo oluphezulu ngenkqubo ekhethekileyo yokulungiselela i-ceramic.
2, Ukutyhila Ukusebenza Okugqwesileyo
1. Ubulukhuni obuphezulu kakhulu, obungagugiyo kwaye obungagugiyo
Ubunzima beeseramikhi ze-silicon carbide zoshishino buphezulu kakhulu, bulandela idayimani kuphela. Olu phawu luyenza ibe ntle kakhulu ngokwemeko yokumelana nokuguguleka. Khawuthelekelele kwicandelo lokucubungula oomatshini, izixhobo zokusika kufuneka zihlale zidibana nezixhobo ezahlukeneyo zesinyithi zokusika. Ukuba izixhobo zesixhobo aziguguleki ngokwaneleyo, ziya kuguga ngokukhawuleza kwaye zibe buthuntu, zichaphazele ukuchaneka kokusebenza kakuhle komatshini. Izixhobo zokusika ezenziwe ngeeseramikhi ze-silicon carbide zoshishino, ezinobunzima bazo obuphezulu kakhulu, zinokugcina ubukhali ixesha elide, ziphucula kakhulu ukusebenza kakuhle kokucubungula kwaye zinciphise iindleko zemveliso.
2. Ukumelana nobushushu obuphezulu, okuzinzileyo nokuthembekileyo
Iiceramics ze-silicon carbide zoshishino zinokumelana okuhle kakhulu nobushushu obuphezulu. Kwiindawo ezinobushushu obuphezulu, izinto ezininzi ziyathamba, ziguqulwe, kwaye zide zinyibilike, ngelixa iiceramics ze-silicon carbide zinokugcina iipropati zomzimba nezikhemikhali ezizinzileyo kubushushu obukhulu. Umzekelo, kwii-ovens ezinobushushu obuphezulu kushishino lwe-metallurgical, kuyimfuneko ukusebenzisa izixhobo ezinokumelana nobushushu obuphezulu ukwenza ii-linings ze-oven, ii-crucibles, kunye nezinye izinto. Iiceramics ze-silicon carbide zoshishino zinokwenza lo msebenzi, ziqinisekisa ukusebenza okuqhelekileyo kwesi-oven esinobushushu obuphezulu kwaye zandise ubomi benkonzo yezixhobo.
3. Uzinzo oluhle lweekhemikhali
Nokuba ujongene neekhemikhali ezirhabaxa ezifana nee-asidi ezinamandla okanye iziseko, iiseramikhi ze-silicon carbide zoshishino zinokuziphatha ngokuzolileyo. Kwimveliso yeekhemikhali, kudla ngokuba yimfuneko ukuphatha izinto ezahlukeneyo zekhemikhali ezirhabaxa kakhulu, kwaye izikhongozeli kunye neepayipi ezisetyenziselwa ukugcina nokuthutha ezi zinto zirhabaxa zifuna ukumelana nokugqwala okuphezulu kakhulu kwezinto. Iiseramikhi ze-silicon carbide zoshishino, ezinozinzo lwazo oluhle kakhulu lweekhemikhali, ziye zaba zizinto ezifanelekileyo zokwenza ezi zikhongozeli kunye neepayipi, ziphepha ngempumelelo iingozi zokhuseleko ezifana nokuvuza okubangelwa kukugqwala.
4. Ukuqhuba kakuhle kobushushu
Iiceramics ze-silicon carbide zoshishino zinomoya ongcono kakhulu wokushisa kwaye zinokuqhuba ubushushu ngokukhawuleza. Olu sebenziso lunezicelo ezibalulekileyo kwiimeko ezifuna ukutshisa ngexesha elifanelekileyo, njengezixhobo zokusebenza ezishushu kakhulu, apho ukuqokelelana kobushushu okugqithisileyo kunokuchaphazela ukusebenza okuqhelekileyo. Izixhobo zokutshisa ubushushu ezenziwe ngeeceramics ze-silicon carbide zoshishino zinokuphelisa ubushushu ngokukhawuleza, ziqinisekise ukusebenza okuzinzileyo kwezixhobo.
3, amasimi asetyenziswa kakhulu
1. Ukuveliswa koomatshini
Kwishishini lokuvelisa oomatshini, iiseramikhi ze-silicon carbide zoshishino zisetyenziselwa ukuvelisa izinto ezahlukeneyo ezingagugiyo ezifana neebheringi, iiringi zokuvala, izixhobo zokusika, njl. Xa kuthelekiswa neebheringi zesinyithi zemveli, iibheringi zeseramikhi ze-silicon carbide zinobunzima obuphezulu kunye nokumelana nokuguguleka, kwaye zinokusebenza ngokuzinzileyo phantsi kweemeko ezinzima ezifana nesantya esiphezulu kunye nobushushu obuphezulu, okuphucula kakhulu ukusebenza kunye nokuthembeka kwezixhobo zoomatshini.
2. Ushishino lwesinyithi lwemigodi
Imeko-bume kwicandelo le-metallurgy yemigodi idla ngokuba nzima, kwaye izixhobo zijongene novavanyo oluninzi olufana nokuguguleka, ubushushu obuphezulu, kunye nokugqwala. Iiceramics ze-silicon carbide zoshishino, ezinokumelana nokuguguleka okuphezulu kakhulu, zingasetyenziselwa ukwenza iipleyiti ze-lining zezixhobo zokutyumza zemigodi kunye neeleya ezingagugiyo zeeroller ze-metallurgical. Ngexesha lenkqubo yokutyumza i-ore, iiplate ze-lining ze-ceramic zinokumelana nempembelelo enzima kunye nokungqubana kwe-ore, zandise umjikelo wokutshintshwa kwezixhobo; Kwinkqubo ye-metallurgical, ejongene nokuguguleka kokunyibilika kobushushu obuphezulu, izinto ze-silicon carbide ceramic nazo zinokugcina uzinzo, ziqinisekisa inkqubela phambili eqhubekayo yemveliso ye-metallurgical.
3. Ukususwa kwesalfur kwimizi-mveliso
Kwinkqubo yokususa i-sulfurization kwimizi-mveliso, iigesi ezirhabaxa kunye nolwelo olune-sulfur ziyabandakanyeka, nto leyo efuna ukumelana nokugqwala okuphezulu kakhulu kwezixhobo. Iiceramics ze-silicon carbide kwimizi-mveliso ziye zaba zizinto ezifanelekileyo kwizixhobo zokususa i-sulfurization ngenxa yozinzo lwazo oluhle kakhulu lweekhemikhali. Umzekelo, ii-nozzles zokutshiza, imibhobho kunye nezinye izinto kwinqaba yokususa i-sulfurization zenziwe ngeeceramics ze-silicon carbide, ezinokumelana ngempumelelo nokugqwala kwee-ions ze-sulfur, zinciphise ukusilela kwezixhobo, ziqinisekise ukusebenza kakuhle kwenkqubo yokususa i-sulfurization, kwaye zincede amashishini afikelele kwimigangatho yokusingqongileyo.
Iiseramikhi ze-silicon carbide zoshishino ziba zizinto ezibalulekileyo nezibalulekileyo kushishino lwanamhlanje ngenxa yeempawu zazo ezikhethekileyo kunye neendawo ezibanzi zokusetyenziswa. Ndikholelwa ukuba kungekudala, ziya kubonisa amandla amakhulu kwiindawo ezininzi kwaye zenze igalelo elikhulu kuphuhliso loluntu.
Ixesha lokuthumela: Agasti-13-2025