Mokhoa oa Tlhahiso ea Zirconium Crucible?

Li-crucible tsa zirconium ke lisebelisoa tsa bohlokoa lits'ebetsong tse fapaneng tsa mocheso o phahameng, ho tloha ho tšepe ho isa litekong tsa laboratori. Ho hanyetsa mocheso o ikhethang le ho se sebetse ha lik'hemik'hale ho etsa hore e be tse loketseng ho sebetsana le litšepe tse qhibilihisitsoeng le lintho tse senyang. Empa na u kile ua ipotsa hore na likarolo tsee tsa bohlokoa li etsoa joang? Tataisong ena e felletseng, re tla shebana le ts'ebetso e rarahaneng ea ho theha li-crucible tsa zirconium, ho hlahloba mekhoa, liphephetso, le mehato ea taolo ea boleng e amehang.

Li-crucible tsa zirconium tse hloekileng haholo li etsoa joang?

Ho hlahisa li-crucibles tse phahameng tsa zirconium ke mokhoa o rarahaneng o hlokang ho nepahala le tsebo. E qala ka khetho e hlokolosi ea lisebelisoa tse tala, haholo-holo zirconium dioxide (ZrO2) phofo. Phofo ena e ntan'o sebetsoa ka mekhahlelo e 'maloa ho fihlela bohloeki bo lakatsehang le thepa.

• Tokisetso ea Lintho tse Raw: Zirconium dioxide phofo e tsoakane le li-additives le li-binders tse khethehileng ho matlafatsa sebopeho sa eona le thepa ea ho qetela. Li-additives tsena li khethoa ka hloko ho netefatsa hore ha li sekisetse bohloeki kapa ts'ebetso ea crucible.
• Ho theha: Motsoako o lokisitsoeng o bōptjoa ka mokhoa oa crucible. Sena se ka etsoa ka mekhoa e fapaneng, ho kenyelletsa ho slip casting, isostatic pressing, kapa extrusion, ho latela sebopeho le boholo ba crucible.
• Green Machining: Ka mor'a ho theha, "botala" (bo sa chesoang) crucible e ka 'na ea etsoa machining a pele ho ntlafatsa sebopeho sa eona le ho tlosa mefokolo leha e le efe.
• Sintering: The crucible crucible e ntan'o kenngoa ts'ebetsong ea mocheso o phahameng oa mocheso. Mohato ona oa bohlokoa o tiisa thepa, e kopanya likaroloana le ho fana ka matla ho crucible. Lithempereichara tsa sintering bakeng sa li-crucible tsa zirconium hangata li tloha ho 1500°C ho isa ho 1800°C.
• Ts'ebetso ea Post-Sintering: Kamora ho sila, crucible e ka fumana kalafo e eketsehileng joalo ka machining, polishing, kapa coating ho fihlela lintlha tse lakatsehang tsa ho qetela.

Ts'ebetso eohle e laoloa ka hloko ho netefatsa tlhahiso ea bohloeki bo phahameng li-crucibles tsa zirconium tse fihlelang maemo a thata a boleng. Mohato o mong le o mong o susumetsa litšobotsi tsa ho qetela tsa crucible, ho kenyelletsa le ho teteana ha eona, matla le ho hanyetsa lik'hemik'hale.

Metallurgy ea phofo khahlanong le machining bakeng sa li-crucibles tsa zirconium

Ha ho tluoa tabeng ea ho etsa li-crucible tsa zirconium, mekhoa e 'meli ea mantlha e hlahella: metallurgy ea phofo le machining. Mokhoa o mong le o mong o na le melemo le mefokolo ea ona, 'me khetho pakeng tsa bona e itšetlehile ka lintlha tse fapaneng ho kenyelletsa le litšoaneleho tse lakatsehang tsa crucible, bophahamo ba tlhahiso le menahano ea litšenyehelo.

Metallurgy ea phofo:

Metallurgy ea phofo ke mokhoa o ka sehloohong oa ho hlahisa li-crucible tsa zirconium. Ts'ebetso ena e kenyelletsa ho kopanya phofo ea zirconium ka sebopeho se lakatsehang ebe o e tšela ka mocheso o phahameng. Melemo ea mokhoa ona e kenyelletsa:

• Bokhoni ba ho etsa libopeho tse rarahaneng
• Taolo e babatsehang holim'a thepa ea thepa
• Tšebeliso e phahameng ea thepa le litšila tse fokolang
• Monyetla oa bohloeki bo phahameng ka lebaka la tšilafalo e fokolang nakong ea ts'ebetso

Leha ho le joalo, metallurgy ea phofo e boetse e na le mathata a mang:

• Litsenyehelo tse phahameng tsa ho qala tsa lisebelisoa
• Monyetla oa porosity sehlahisoa sa ho qetela
• Mefokolo ea ho fihlela liphetho tse itseng tsa bokaholimo

Machining:

Ho sebetsa ka machining ho kenyelletsa ho seha le ho theha thepa e tiileng ea zirconium hore e be sebopeho sa crucible se lakatsehang. Mokhoa ona o fana ka melemo e mengata:

• Ho feto-fetoha ho hoholo ha ho etsoa meralo e tloaelehileng kapa ea hang feela
• Bokhoni ba ho fumana mamello e matla le ho phethoa ha bokaholimo bo boreleli
• Litsenyehelo tse tlase tsa ho seta bakeng sa lits'ebetso tse nyane tsa tlhahiso

Leha ho le joalo, ho lokisa li-crucible tsa zirconium le hona ho na le mathata:

• Ho senyeha ha lintho tse phahameng
• Bothata ba ho etsa li-geometri tse rarahaneng tsa ka hare
• Monyetla oa ho hlahisa litšila nakong ea ts'ebetso ea mochini
• Litsenyehelo tse phahameng tsa tlhahiso bakeng sa meqolo e meholo

Ha e le hantle, bahlahisi ba bangata ba sebelisa motsoako oa mekhoa ena. Mohlala, crucible e ka etsoa haholo-holo ka metallurgy ea phofo, 'me boholo ba ho qetela le bokaholimo bo fihlelletsoeng ka mochini. Mokhoa ona oa lebasetere o lumella melemo ea mekhoa e 'meli hore e sebelisoe, e hlahisang boleng bo holimo li-crucibles tsa zirconium tse fihlelang litlhoko tse khethehileng tsa kopo.

Taolo ea boleng ba tlhahiso ea zirconium crucible

Ho netefatsa boleng ba li-crucibles tsa zirconium ke ntho ea bohlokoa ka ho fetisisa, ho fanoe ka karolo ea bona ea bohlokoa libakeng tse phahameng tsa mocheso le tse senyang. Ts'ebetso e matla ea taolo ea boleng e bohlokoa ho netefatsa hore crucible ka 'ngoe e kopana le lintlha tse hlokahalang le maemo a ts'ebetso. A re hlahlobeng lintlha tsa bohlokoa tsa taolo ea boleng tlhahisong ea zirconium crucible.

Tlhahlobo ea Raw Material:

Taolo ea boleng e qala ka tlhahlobo e hlokolosi le tlhahlobo ea lisebelisoa tse tala. Zirconium dioxide phofo le li-additives leha e le life li hlahlojoa bakeng sa bohloeki, kabo ea boholo ba likaroloana, le metsoako ea lik'hemik'hale. Mohato ona ke oa bohlokoa kaha boleng ba thepa e tala bo ama ka kotloloho thepa ea ho qetela ea crucible.

Taolo ea Ts'ebetso:

Ho pholletsa le ts'ebetso ea tlhahiso, mekhahlelo e fapaneng e behiloe leihlo le ho laoloa ka hloko. Sena se kenyelletsa:

• Ho kopanya litekanyo le linako nakong ea ho lokisetsa thepa
• Khatello le mocheso nakong ea ho theha le ho sintering
• Ho nepahala ha dimensional sethaleng ka seng sa tlhahiso

Litsamaiso tse tsoetseng pele tsa taolo ea ts'ebetso le mekhoa ea taolo ea lipalo-palo (SPC) hangata li sebelisoa ho netefatsa botsitso le ho lemoha ho kheloha leha e le hofe ho tsoa ho li-parameter tse thehiloeng.

Teko e sa Senyeheng:

Mekhoa e fapaneng ea tlhahlobo e sa senyeheng e sebelisoa ho lekola botšepehi ba li-crucibles tsa zirconium ntle le ho ba senya. Tsena li ka kenyelletsa:

• Sets'oants'o sa X-ray ho lemoha mefokolo kapa ho se lumellane
• Teko ea Ultrasonic ho lekola boima ba thepa le ho tseba liphoso tse ka bang teng
• Teko e kenang ka dae ho senola mefokolo ea bokaholimo

Tlhahlobo ea 'Mele le Lik'hemik'hale:

lisampole tse tsoang sehlopheng se seng le se seng sa tlhahiso li etsa liteko tse matla ho netefatsa boleng ba tsona ba 'mele le lik'hemik'hale. Sena se ka kenyelletsa:

• Litekanyo tsa boima
• Teko ea boima
• Tlhahlobo ea sebopeho sa lik'hemik'hale
• Liteko tsa ho hanyetsa mocheso oa mocheso

Teko ea Ts'ebetso: Ho netefatsa hore li-crucibles li tla sebetsa joalo ka ha ho lebelletsoe lits'ebetsong tsa lefats'e la 'nete, li ka etsa liteko tse etsisitsoeng tsa tšebeliso. Tsena li ka kenyelletsa ho ba boemong ba mocheso o phahameng, lintho tse senyang, kapa ho palama libaesekele ho lekola ho tšoarella ha tsona le ts'ebetso ea tsona tlas'a khatello ea maikutlo.

Tlhahlobo ea Dimensional: Litekanyo tse nepahetseng li nkuoa ho netefatsa hore li-crucible li kopana le litekanyo le mamello e boletsoeng. Sena se bohlokoa haholo bakeng sa lits'ebetso moo crucible e tlamehang ho lekana hantle ka har'a lisebelisoa tse ling.

Tlhahlobo ea Boleng ba Bokaholimo: Bokaholimo ba crucible bo hlahlojoa ka hloko bakeng sa ho boreleli, ho ts'oana, le ho se be le liphoso. Sena ke sa bohlokoa eseng feela ka mabaka a botle empa hape hobane ho se phethahale ha holimo ho ka ama ts'ebetso ea crucible le nako ea bophelo.

Litokomane le Traceability: Lirekoto tse felletseng li bolokiloe bakeng sa sehlopha se seng le se seng sa li-crucibles, ho ngola likarolo tsohle tsa ts'ebetso ea tlhahiso le mehato ea ho laola boleng. Sena se tiisa ho latelloa le ho lumella ntlafatso e tsoelang pele ea ts'ebetso ea tlhahiso.

Tlhahlobo ea ho Qetela: Pele e paka le ho romelloa, crucible e 'ngoe le e' ngoe e ba le tlhahlobo ea ho qetela ea pono le sebopeho ho ts'oara bofokoli bofe kapa bofe bo ka beng bo fositse methating ea pejana.

Ka ho kenya ts'ebetsong mehato ena e matla ea ho laola boleng, bahlahisi ba ka etsa bonnete ba hore li-crucible tsa zirconium tsa bona li lula li finyella litekanyetso tse phahameng tse hlokahalang bakeng sa likopo tsa bohlokoa lipatlisisong, indastering le tlhahiso e tsoetseng pele.

fihlela qeto e

Ho hlahisa li-crucibles tsa boleng bo phahameng ba zirconium ke mokhoa o rarahaneng o hlokang tsebo, ho nepahala, le tlhokomelo e sa sisinyeheng ho lintlha. Ho tloha ho khetho e hlokolosi le ho lokisoa ha lihlahisoa tse tala ho ea ho licheke tsa ho qetela tsa taolo ea boleng, mohato o mong le o mong o phetha karolo ea bohlokoa ho theha li-crucibles tse ka mamellang maemo a feteletseng le ho fana ka ts'ebetso e tšepahalang. Ha tsoelo-pele ea theknoloji le likopo tse ncha tsa li-crucible tsa zirconium li hlaha, bahlahisi ba tsoela pele ho ntlafatsa le ho ntlafatsa mekhoa ea bona ea tlhahiso. Phetoho ena e tsoelang pele e tiisa hore lisebelisoa tsena tsa bohlokoa li lula li le ka pele ho mahlale a thepa le lisebelisoa tsa mocheso o phahameng.

Ho Baoji Freelong New Material Technology Development Co., Ltd., re motlotlo ka boitseanape ba rona ba ho hlahisa lithupa tsa boleng bo holimo tsa zirconium le lisebelisoa tse ling tse tsoetseng pele. Mehaho ea rona ea morao-rao ea tlhahiso le mekhoa e tsitsitseng ea ho laola boleng e netefatsa hore lihlahisoa tsa rona li finyella litekanyetso tse phahameng ka ho fetisisa tsa ts'ebetso le ho tšepahala. Hore na o kenya letsoho ho lahla tšepe, ho lokisa lik'hemik'hale, kapa ho etsa lipatlisiso tsa maemo a holimo, rona li-crucibles tsa zirconium li etselitsoe ho fihlela litlhoko tsa hau tse ikhethileng. Re utloisisa boemo ba bohlokoa ba mosebetsi oa hau le bohlokoa ba ho ba le li-crucibles tse tšepahalang, tse sebetsang hantle tseo u ka li tšepang.

Na u thahasella ho ithuta haholoanyane ka li-crucible tsa zirconium kapa ho buisana ka litlhoko tsa hau tse ikhethang? Re ka thabela ho utloa ho tsoa ho uena. Ikopanye le sehlopha sa rona sa litsebi kajeno ho jenny@bjfreelong.com ho hlahloba hore na lisebelisoa tsa rona tse tsoetseng pele li ka tšehetsa merero ea hau joang le ho khanna katleho ea hau.

References

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3. Zhang, L., & Wang, Y. (2021). "Thuto e Bapisang ea Metallurgy ea Powder le Mekhoa ea Machining bakeng sa Likarolo tse thehiloeng ho Zirconium." Lisebelisoa le Moralo, 204, 109685.

4. Thompson, KL (2018). "Zirconium le Alloys ea eona: Thepa, Ts'ebetso, le Likopo Libakeng tse Phahameng tsa Mocheso." Thepa Saense le Theknoloji, 34(10), 1165-1180.