Theknoloji ea tlhahiso ea li-crucible tsa graphite bakeng sa ho qhibilihisa koporo e ntse e tsoela pele. Ts'ebetso ena e sebelisa mokhoa o tsoetseng pele oa lefats'e oa ho hatella isostatic o batang ka ho fetesisa 'me o thehiloe tlas'a khatello e phahameng ea 600MPa ho netefatsa hore sebopeho sa kahare sa crucible se tšoana hantle ebile ha se na sekoli ebile se na le matla a holimo haholo. Tlhahiso ena ha e ntlafatse ts'ebetso ea crucible feela, empa e boetse e etsa katleho e kholo ea ho boloka matla le ho sireletsa tikoloho.
Melemo ea ho hatella isostatic e batang
Sebopeho sa ka hare se tšoana ebile ha se na sekoli
Tlas'a ho bōptjoa ha khatello e phahameng, sebopeho sa ka hare sa koporo-graphite crucible se tšoana ka ho fetisisa ntle le sekoli leha e le sefe. Sena se fapane haholo le mekhoa e tloaelehileng ea ho itšeha. Ka lebaka la khatello e tlase, mekhoa ea setso e lebisa ho mefokolo ea ka hare ea sebopeho e amang matla a eona le conductivity ea mocheso.
Matla a phahameng, lebota le tšesaane la crucible
Mokhoa o batang oa ho hatella isostatic o ntlafatsa haholo matla a crucible tlas'a khatello e phahameng. Matla a maholo a lumella marako a crucible hore a be mosesaane, kahoo a eketsa conductivity ea mocheso le ho fokotsa tšebeliso ea matla. Ha ho bapisoa le li-crucible tsa setso, mofuta ona o mocha oa crucible o loketse haholoanyane bakeng sa tlhahiso e sebetsang hantle le litlhoko tsa ho boloka matla.
Excellent mogote conductivity le tlaase tshebediso ya matla
Matla a phahameng le sebopeho se nang le marako a masesaane a li-crucible tsa koporo ea koporo ea graphite li etsa hore ho be le conductivity e ntlafetseng haholo ea mocheso ha e bapisoa le li-crucibles tse tloaelehileng. Ho ntlafatsa conductivity ea mocheso ho bolela hore mocheso o ka fetisoa ka mokhoa o ts'oanang le ka potlako nakong ea ts'ebetso ea ho qhibiliha ha li-alloys tsa aluminium, li-alloys tsa zinki, joalo-joalo, kahoo ho fokotsa tšebeliso ea matla le ho ntlafatsa katleho ea tlhahiso.
Ha ho bapisoa le mekhoa e tloaelehileng ea tlhahiso
Meeli ea mekhoa ea ho itšeha
Bongata ba li-graphite crucibles tse hlahisoang ka tlung li entsoe ka ho seha le ho siling. Mokhoa ona o fella ka ho se lekane, ho senyeha, le ho fokotseha ha matla a ka hare ka lebaka la khatello e tlaase. Ho phaella moo, e na le conductivity e fokolang ea mocheso le tšebeliso e phahameng ea matla, e leng ho etsang hore ho be thata ho finyella litlhoko tsa indasteri ea morao-rao bakeng sa katleho e phahameng le ho boloka matla.
Mefokolo ea baetsisi
Baetsi ba bang ba etsisa mokhoa o batang oa ho hatella isostatic ho hlahisa li-crucibles, empa ka lebaka la khatello e sa lekaneng ea tlhahiso, boholo ba bona ba hlahisa li-silicon carbide crucibles. Li-crucible tsena li na le marako a teteaneng, ho se sebetse hantle ha mocheso, le tšebeliso e phahameng ea matla, e leng hole le li-crucible tsa 'nete tse entsoeng ka koporo ea graphite e hlahisoang ke khatello e batang ea isostatic.
Melao-motheo ea tekheniki le lisebelisoa
Ts'ebetsong ea ho qhibiliha ha aluminium le li-alloys tsa zinki, ho hanyetsa oxidation le conductivity ea mocheso oa crucible ke lintlha tsa bohlokoa. Li-crucibles tse entsoeng ka mokhoa o batang oa ho hatella isostatic li beha khatello e khethehileng holim'a khanyetso ea oxidation ha li ntse li qoba litlamorao tse mpe tsa phallo e nang le fluoride. Li-crucibles tsena li boloka ts'ebetso e babatsehang ka mocheso o phahameng ntle le ho silafatsa tšepe, ho ntlafatsa haholo ho tšoarella.
Ho sebelisoa ha aluminium alloy smelting
Graphite crucible e phetha karolo ea bohlokoa ho qhibiliheng ha li-alloys tsa aluminium, haholo-holo tlhahisong ea li-die castings le li-castings. Mocheso o qhibilihang oa motsoako oa aluminium o pakeng tsa 700 ° C le 750 ° C, e leng sebaka sa mocheso moo graphite e leng bonolo ho oxidized. Ka hona, li-crucible tsa graphite tse hlahisoang ke khatello e batang ea isostatic li beha khatello e khethehileng ea ho hanyetsa oxidation ho netefatsa ts'ebetso e ntle haholo mochesong o phahameng.
E etselitsoe mekhoa e fapaneng ea ho qhibiliha
Graphite crucible e loketse mekhoa e fapaneng ea ho qhibilihisa, ho kenyelletsa le ho qhibiliha ha sebōpi se le seng le ho qhibiliha ho kopantsoe le ho boloka mocheso. Bakeng sa li-castings tsa aluminium alloy, moqapi oa crucible o hloka ho finyella litlhoko tsa ho thibela ho kenngoa ha H2 le ho kopanya oxide, kahoo ho sebelisoa crucible e tloaelehileng kapa crucible ea molomo o moholo. Ka har'a libopi tsa ho qhibilihisa tse bohareng, libopi tse tšekang hangata li sebelisoa ho sebelisa litšila tse qhibilihisang hape.
Papiso ea likarolo tsa ts'ebetso
High segokanyipalo le mogote conductivity
Boima ba li-crucible tsa graphite tse entsoeng ka ho tobetsa isostatic ho batang bo pakeng tsa 2.2 le 2.3, e leng sekhahla se phahameng ka ho fetisisa har'a li-crucibles lefatšeng. Boima bona bo phahameng bo fana ka crucible optimal optimization thermal conductivity, e ntle haholo ho feta mefuta e meng ea li-crucibles.
Glaze le corrosion resistance
Bokaholimo ba graphite crucible e entsoeng ka aluminium e entsoeng ka tšepe e koahetsoe ka likarolo tse 'ne tsa ho roala ka mokhoa o khethehileng oa glaze, oo, ha o kopantsoe le thepa e bopehileng, e ntlafatsang haholo khanyetso ea kutu ea crucible le ho lelefatsa bophelo ba eona ba ts'ebeletso. Ka lehlakoreng le leng, li-crucible tsa malapeng li na le lera feela la samente e matlafalitsoeng holim'a metsi, e senyehang habonolo 'me e baka oxidation pele ho nako ea crucible.
Sebopeho le conductivity ea mocheso
Mohatla o entsoeng ka koporo ea graphite o sebelisa graphite ea tlhaho, e nang le conductivity e ntle ea mocheso. Ka lehlakoreng le leng, li-crucible tsa graphite tsa malapeng li sebelisa graphite ea maiketsetso, li fokotsa dikahare tsa graphite ho fokotsa litšenyehelo, 'me li eketsa palo e kholo ea letsopa bakeng sa ho bōptjoa, kahoo mocheso oa mocheso o fokotsehile haholo.
Libaka tsa ho paka le ho sebelisa
Ho paka
Hangata crucible ea koporo e qhibilihisitsoeng ea graphite e phutheloa le ho phutheloa ka thapo ea joang, e leng mokhoa o bonolo le o sebetsang.
Katoloso ea libaka tsa kopo
Ka tsoelo-pele e tsoelang pele ea theknoloji, masimo a kopo ea li-crucible tsa graphite a ntse a tsoela pele ho hola. Haholo-holo tlhahiso ea aluminium alloy die castings le castings, li-crucible tsa graphite butle-butle li nkela sebaka sa lipitsa tsa tšepe tse tloaelehileng ho finyella litlhoko tsa tlhahiso ea likarolo tsa likoloi tsa boleng bo phahameng.
ha re phethela
Tšebeliso ea mokhoa o batang oa ho hatella isostatic o tlisitse ts'ebetso le katleho ea koporo-graphite crucible smelting boemong bo bocha. Ebang ke ho tšoana, matla kapa mocheso oa mocheso oa mohaho oa ka hare, o molemo haholo ho feta mekhoa e tloaelehileng ea tlhahiso. Ka ts'ebeliso e atileng ea theknoloji ena e tsoetseng pele, tlhoko ea 'maraka ea li-graphite crucibles e tla tsoela pele ho hola, e lebise indasteri eohle ho bokamoso bo sebetsang hantle le bo se nang tikoloho.
Nako ea poso: Jun-05-2024