Likarolo tsa tšepe tsa Sintered ke eng:
Likarolo tsa tšepe tse sintered li etsoa ho sebelisoa amokhoa oa metallurgy bitsoa sintering. Ka mokhoa ona, phofo ea tšepe e hatelloa hore e be sebopeho se nepahetseng, ebe mocheso o sebelisoa ho kopanya likaroloana tsa tšepe ka har'a ntho e entsoeng, e leng ho nolofalletsang ho boloka sebōpeho sa eona se secha.Sinteringe ka sebelisoa ho hlahisa mefuta e mengata ea likarolo tsa tšepe 'me e lumellana le litšepe tse ngata tse fapaneng le li-alloys.
JIEHUANGSintered Metals ke litsebi tsa mekhoa e tsoetseng pele ea ho cheka e fetolang litšepe tse phofshoana hore e be lihlahisoa tsa tšepe tse tšoarellang, tse tšepahalang. Ithute haholoanyane ka ts'ebetso ea tšepe ea sintering le hore na e ka thusa kopo ea hau joang ka ho bala ho ea pele.
Mokhoa oa sintering ke ofe:
Sintering tshebetso ke ho lokisetsa tšepe ore phofo, flux, mafura le tse nkang sebaka ho ea ka litlhoko tsa ho phatloha sebōpi smelting, ho ea ka karolo e itseng ea batching, ho kopanya, ho eketsa lubrication metsi. Regranulation, kabo thonaka, ka thuso ea fene, e le hore tlas'a ketso ea itseng mocheso phahameng, holim'a ba bang ba tšepe ore phofo nolofatsa le ho qhibiliha, hlahisa karolo e itseng ea mokelikeli, le likaroloana tse ling tsa ho qetela qhibiliha ore, ka mor'a tsidifatso, mokelikeli mokhahlelo tla khomarela likaroloana phofo diminerale ka diboloko tshebetso ena ke sintering tshebetso.
Mokhoa oa motheo oa sintering
ho hatella phofo → ho tjhaja (tokisetso pele o kenya le ho sintering) → sintering (ho futhumatsa pele, ho boloka mocheso le ho pholile) → ho tsoa → 'mele o sintered
Melemo ea Sintered tšepe likarolo ?
● Ka ho sintering, sinter ea boleng bo phahameng e nang le lik'hemik'hale tse tsitsitseng, boholo ba likaroloana tse lekanang, ho fokotsa hantle le ho sebetsa ka tšepe e phahameng ho ka fanoa bakeng sa sebōpi sa ho phatloha, se hlahisang maemo a matle bakeng sa boleng bo phahameng, chai e ngata, tšebeliso e tlaase le bophelo bo bolelele.
●E ka tlosa litšila tse kotsi tse kang sebabole, zinki, joalo-joalo;
● Litšila tsa indasteri, tse kang lerōle la sebōpi sa blast, tšepe e rokotsoeng, slag ea sulfuric acid, slag ea tšepe, joalo-joalo;
● Litšepe tse se nang ferrous le lirafshoa tse sa tloaelehang tsa lefatše li ka fumanoa.
Sintering mocheso mefuta e fapaneng ya Sintered tšepe
| Sintering mocheso | Mehlala ea lihlahisoa tsa sintered |
| 1050 | Khabone e phahameng (kaholimo ho 2.5% ea graphite), letsoalo le tlase ( |
| 1080 | Ho ba le oli e phahameng, tataiso ea li-valve, likahare tsa graphite tsa 1.5-2.5% ea likarolo tsa anti-friction |
| 1120 | Likarolo tsa motheo tsa tšepe (Fe-C, Fe-Cu-C), ha litaba tsa graphite |
| = 1150 | Likarolo tse mahareng le tse matla a phahameng (litaba tsa graphite |
Lisebelisoa tsa tšepe tse tloaelehileng tsa sintered ke life:
Alloy e thata: e entsoe ka tungsten, cobalt, carbon le litšepe tse ling, tse nang le boima bo phahameng, ho hanyetsa ho roala ho matla, ho hanyetsa kutu le thepa e meng, e sebelisoang haholo machining, merafo le masimo a mang.
Alloy ea Tungsten:Haholo-holo e entsoe ka tungsten, tšepe, nickel le litšepe tse ling, tse nang le letsoalo le phahameng, matla a phahameng, sebaka se phahameng sa ho qhibiliha le litšobotsi tse ling, tse atisang ho sebelisoa ha ho etsoa likarolo tsa mocheso oa sefofane le tšireletso ea naha.
Lintho tse entsoeng ka litaemane: Taemane e le eona ntho e ka sehloohong ea motsoako, ka hosintering processle lisebelisoa tse ling tsa tšepe tse kopantsoeng, li na le thata e babatsehang, conductivity ea mocheso, e sebelisoa haholo ho abrasive, cutting, electronics, energy le masimo a mang.
Nano ceramic composite lintho tse bonahalang: e entsoeng ka lisebelisoa tsa tšepe, li-oxide, joalo-joalo, ka matla a phahameng, boima bo phahameng, ho hanyetsa ho apara ho phahameng le botsitso ba mocheso o phahameng, o loketseng ho itšeha ka lebelo le phahameng, mocheso o phahameng oa sintering, lisebelisoa tsa elektronike le masimo a mang.
Ntle le moo, lisebelisoa tsa tšepe tse sirelelitsoeng li boetse li kenyelletsa mefuta e fapaneng ea li-alloys tse khethehileng, lisebelisoa tse entsoeng ka ceramic le lisebelisoa tsa tšepe tsa nano.
Ho u thusa ho utloisisa hamolemo lisebelisoa tsa tšepe tse sirelelitsoeng, ke thehile tafole e qaqileng e thathamisang mefuta e fapaneng ea lisebelisoa tsa tšepe tse sirelelitsoeng le thepa e amanang le tsona.
| Mofuta oa Boitsebiso | Likaroloana tse ka Sehloohong | Litšobotsi | Likopo tse Tloaelehileng | Melemo | Mefokolo |
|---|---|---|---|---|---|
| Tšepe e Sintered | Tšepe, Carbon, joalo-joalo. | Matla a phahameng, ho hanyetsa ho apara hantle, theko e tlaase | Likarolo tsa likoloi, tlhahiso ea lisebelisoa, mochini oa boenjiniere | Theko e tlaase, ho hanyetsa ho apara hantle, matla a phahameng | E na le mafome a mafome, 'me ha e senyehe |
| Sintered Stainless Steel | Iron, Chromium, Nickel, Molybdenum, joalo-joalo. | Ho hanyetsa ha kutu e ntle le matla a mochine | Lisebelisoa tsa bongaka, lisebelisoa tsa ho lokisa lijo, lisebelisoa tsa lik'hemik'hale | Ho hanyetsa kutu e ntle, matla a itekanetseng, ho hanyetsa mocheso o phahameng | Theko e batlang e phahame, boima bo tlase, boima bo sa lekaneng |
| Sintered Copper le Alloys | Koporo, Zinc (Koporo), Tin (Boronse), joalo-joalo. | E babatsehang motlakase le mocheso conductivity | Lisebelisoa tsa motlakase, lisebelisoa tsa mocheso, lisebelisoa tsa liphaephe | Ts'ebetso e ntle ea motlakase le ea mocheso, khanyetso e ntle ea ho roala, khanyetso e matla ea kutu | Matla a batlang a le tlase le ho thatafala, a tloaetseng ho fetoha |
| Sintered Titanium | Titanium le alloys (mohlala, Ti-6Al-4V) | Karo-karolelano e babatsehang ea matla ho boima le ho hanyetsa kutu | Aerospace, li-implants tsa bongaka, lisebelisoa tsa ho lokisa lik'hemik'hale | Karolelano e phahameng ea boima ba 'mele, khanyetso e matla ea kutu, biocompatibility e ntle | Litšenyehelo tse phahameng, ho thata ho sebetsa |
| Sintered Aluminium | Aluminium le lisebelisoa tsa eona | E bobebe, e matla ea ho hanyetsa kutu, motlakase o motle le conductivity ea mocheso | Aerospace, indasteri ea likoloi, lisebelisoa tsa elektroniki | E bobebe, e ntle ea oxidation resistance, theko e tlase haholo | Matla a tlase, ho hanyetsa ho apara ho futsanehileng, boima bo tlaase bo holimo |
| Li-alloys tse thehiloeng ho Sintered Nickel | Nickel, Chromium, Molybdenum, joalo-joalo. | Matla a matla a mocheso o phahameng le ho hanyetsa kutu | Lienjineri tsa lifofane, li-turbine tsa khase, lisebelisoa tsa petrochemical | Matla a matle a mocheso o phahameng, oxidation e matla le ho hanyetsa kutu | Boima bo phahameng, bo thata ho sebetsa, litšenyehelo tse batlang li le holimo |
| Sintered Tungsten | Tungsten | Sebaka se phahameng haholo sa ho qhibiliha le ho thatafala, ho hanyetsa motlakase hantle le ts'ebetso e phahameng ea mocheso | Lisebelisoa tsa vacuum ea motlakase, li-emitters tsa elektroniki, lisebelisoa tsa ho seha | Sebaka se phahameng sa ho qhibiliha, boima bo phahameng, ho hanyetsa ho apara hantle | E phahameng brittleness, tlaase toughness, ho le thata ho sebetsa |
| Sintered Molybdenum | Molybdenum | Ts'ebetso e ntle ea mocheso, khanyetso e phahameng ea mocheso, coefficient e tlase ea katoloso ea mocheso | Likarolo tsa sebōpi sa mocheso o phahameng, indasteri ea nyutlelie, lisebelisoa tsa sefofane | Ts'ebetso e ntle ea mocheso, khanyetso e phahameng ea mocheso, coefficient e tlase ea katoloso ea mocheso | E na le oxidized habonolo, e hloka ho sebetsa sebakeng se sirelletsang kapa vacuum |
Lisebelisoa tsa Sintered Metal Products
Lihlahisoa tsa tšepe tse sinteredli sebelisoa haholo ho pholletsa le liindasteri tse ngata ka lebaka la thepa ea tsona e ikhethang joalo ka matla a phahameng, khanyetso ea ho roala, le mamello e nepahetseng ea maemo. Ka tlase ke tse ling tsa ts'ebeliso ea mantlha ea lihlahisoa tsa tšepe tse sirelelitsoeng:
1. Indasteri ea Likoloi
Sintered metals ke ea bohlokoa indastering ea likoloi bakeng sa tlhahisolikarolo tsa enjene,mekhoa ea phetiso, letsamaiso ea mariki. Lihlahisoa tse kangcamshafts,likere,dibering, lebrake padsrua molemo ho matla a phahameng a sintered metals, wear resistance, le bokhoni ba ho sebetsa tlas'a likhohlano tse phahameng le maemo a mocheso.
2. Indasteri ea Sefofane
Indasteri ea sefofane e sebelisa lihlahisoa tsa tšepe tse sintered joalo kalikarolo tsa sebopeholelikarolo tsa enjene. Sinteredlihlahisoa tsa titaniumleli-superalloys tse thehiloeng ho nickelli khethiloe bakeng sa tekanyo ea matla a tsona ho boima ba 'mele, ho hanyetsa ho bola, le bokhoni ba mocheso o phahameng, e leng se etsang hore e be tse loketseng ho sebelisoa lienjineng tsa lifofane le tsa jete.
3. Indasteri ea Bongaka
Lihlahisoa tsa tšepe tsa sintered li bapala karolo ea bohlokoa lefapheng la bongaka, haholo-holo holi-implants le li-prostheticslelisebelisoa tsa ho buoa. Lisebelisoa tse kangsintered titaniumlets'epe e sa beng le mabalili ratoa bakeng sa biocompatibility ea tsona, matla, le ho tšoarella, ho li etsa hore li tšoanelehe bakeng sa li-implants tsa masapo le lits'ebetso tsa meno.
4. Mechine ea indasteri
Mechineng ea indasteri, litšepe tsa sintered li sebelisoa bakeng sa tlhahisodibering,lihlahla, likere, leli-sprockets. Lisebelisoa tse kangsintered bronzeletšepefana ka thepa e babatsehang ea ho itlotsa le ho hanyetsa ho apara haholo, ho fokotsa litlhoko tsa tlhokomelo le ho lelefatsa bophelo ba karolo.
5. Lisebelisoa tsa Elektronike tsa Bareki
Sintered metals e sebelisoa haholo ho lisebelisoa tsa elektroniki tsa bareki bakeng sa ho etsalikotoana tsa mocheso,lienjene tse nyane,baetsi ba matla, leswitjha dikarolo.Sintered koporolealuminiumnetefatsa tsamaiso e nepahetseng ea mocheso le ts'ebetso e tšepahalang lisebelisoa tsa elektroniki.
6. Indasteri ea Oli le Khase
Indasteri ea oli le khase e rua molemo ho lihlahisoa tsa tšepe tse sintered joalo kalikarolo tsa ho sefalelikarolo tsa valve. Lihlahisoa tsena li etselitsoe ho mamella khatello e phahameng le maemo a mocheso, ka thepa e fanang ka matla a phahameng le ho hanyetsa ho bola.
7. Indasteri ea Motlakase
Ka indasteri ea motlakase, litšepe tse sintered li sebelisetsoamabitso,liteishene, lelikarolo tsa makenete.Sintered silevera,koporo, 'me lisebelisoa tse bonolo tsa makenete li ratoa bakeng sa conductivity ea tsona e ntle, ho hanyetsa ho roala, le thepa ea makenete.
8. Tool and Die Industry
Indasteri ea lisebelisoa le die e sebelisa litšepe tse sintered bakeng salisebelisoa tsa ho seha,hlobo, leshoa.Sintered tungsten carbidee tsejoa ka boima ba eona bo feteletseng le ho hanyetsa ho roala, e leng se etsang hore e be se loketseng bakeng sa maemo a khatello e phahameng le a holimo.
9. Mabenyane le Feshene
Sintered tšepe, joalo kats'epe e sa beng le mabali,titanium, lemetsoako ea tšepe ea bohlokoa, li ratoa ka mabenyane le feshene bakeng sa ho bōpalintho tse khabisitsoengleshebella likaroloka lebaka la boipiletso ba tsona bo botle le ho tšoarella nako e telele.
10. Lisebelisoa tsa Lehae
Likarolo tsa tšepe tse sintered li fumanoa lisebelisoa tse fapaneng tsa lapeng, joalo kali-compressorka lihatsetsing le li-air conditioner, hammoho lebladeslelikereka li-blenders le li-mixer. Likarolo tsena li rua molemo ho matla, ho tšoarella, le ho se sebetse ha litšepe tse sintered.
