Nnyocha na Ngwa nke ntụ ntụ Zirconia na Polishing nkenke dị elu
Site na mmepe ngwa ngwa nke ụlọ ọrụ teknụzụ dị elu dị ka ngwa elektrọnik na teknụzụ ozi, nrụpụta anya, semiconductor, na ceramics dị elu, a na-etinye ihe ndị dị elu n'ịdị mma nke nhazi ihe. Karịsịa, n'ime nhazi nkenke nke ọma nke ihe ndị dị mkpa dị ka sapphire substrates, glass optical, na platter diski ike, ịrụ ọrụ nke ihe na-egbuke egbuke na-ekpebi kpọmkwem ịrụ ọrụ nke igwe na ịdị elu ikpeazụ.Zirconia ntụ ntụ (ZrO₂), Ngwá ọrụ inorganic dị elu na-arụ ọrụ nke ọma, na-eji nwayọọ nwayọọ na-apụta n'ọhịa nke njedebe dị elu na-egbuke egbuke n'ihi ịdị mma ya dị mma, nkwụsi ike nke okpomọkụ, na-eyi nguzogide, na ihe na-egbuke egbuke, na-aghọ onye nnọchianya nke ọgbọ ọzọ nke ihe na-egbuke egbuke mgbe cerium oxide na aluminum oxide.
I. Ihe Njirimara nkeZirconia ntụ ntụ
Zirconia bụ ntụ ntụ na-acha ọcha nke nwere ebe mgbaze dị elu (ihe dị ka 2700 Celsius) yana ụdị kristal dị iche iche, gụnyere usoro monoclinic, tetragonal na cubic. Enwere ike nweta ntụ ntụ zirconia kwụsiri ike ma ọ bụ nke kwụsiri ike site n'ịgbakwunye nha kwesịrị ekwesị nke stabilizers (dị ka yttrium oxide na calcium oxide), na-enye ya ohere ịnọgide na-enwe nkwụsi ike nke oge dị mma na akụrụngwa akụrụngwa ọbụlagodi na oke okpomọkụ.
Zirconia ntụ ntụA na-egosipụta uru ndị pụtara ìhè n'akụkụ ndị a:
Ike siri ike na ikike polishing dị mma: Site na ike Mohs nke 8.5 ma ọ bụ karịa, ọ dabara maka ihicha ikpeazụ nke ihe dị iche iche siri ike.
Nkwụsi ike kemịkalụ siri ike: Ọ na-anọgide na-akwụsi ike na gburugburu acidic ma ọ bụ ntakịrị alkaline na ọ naghị enwe ike ịnweta mmeghachi omume kemịkal.
Ọkachamma mgbasa ozi: gbanwetụrụ nano- ma ọ bụ submicronzirconia ntụ ntụna-egosipụta nkwusioru dị mma na ịgba ọsọ, na-eme ka polishing otu.
Igwe ọkụ dị ala na mmebi esemokwu dị ala: Okpomọkụ a na-emepụta n'oge polishing dị ntakịrị, na-ebelata nrụgide okpomọkụ nke ọma na ihe ize ndụ nke microcracks n'elu nhazi.
II. Ngwa a na-ahụkarị nke ntụ ntụ Zirconia na Polishing nkenke
1. Sapphire mkpụrụ osisi polishing
A na-eji kristal sapphire, n'ihi isi ike ha dị elu na ihe ndị mara mma nke anya, na-ejikarị na ibe LED, lenses elekere, na ngwaọrụ optoelectronic. Zirconia ntụ ntụ, ya na ike siri ike ya na ọnụ ọgụgụ mmebi dị ala, bụ ihe dị mma maka ihicha igwe kemịkal (CMP) nke sapphire. Tụnyere omenalaaluminum oxide polishing powders, zirconia budata mma elu flatness na mirror imecha mgbe na-ejigide ihe onwunwe mwepụ ọnụego, ibelata scratches na microcracks.
2. Ntucha enyo anya
N'ime nhazi nke ngwa anya dị ka lenses dị elu, prisms, na ihu njedebe eriri anya, ihe ndị na-egbuke egbuke ga-emezurịrị ịdị ọcha na ịdị mma nke ukwuu. Iji ịdị ọcha dị eluzirconium oxide ntụ ntụna a na-achịkwa urughuru size nke 0.3-0.8 μm dị ka onye ikpeazụ polishing gị n'ụlọnga enweta kemgwucha ala ala roughness (Ra ≤ 1 nm), izute stringent "enweghị ntụpọ" chọrọ nke ngwa anya ngwaọrụ.
3. Platter Hard Drive na Silicon Wafer Processing
Na-aga n'ihu na-abawanye na data nchekwa njupụta, chọrọ maka ike mbanye platter elu flatness na-aghọ esiwanye stringent.Zirconia ntụ ntụ, eji na ezi polishing ogbo nke ike mbanye platter na-ebupụta, n'ụzọ dị irè na-achịkwa nhazi ntụpọ, melite disk dee arụmọrụ na ọrụ ndụ. Ọzọkwa, na ultra-kpọmkwem polishing nke silicon wafers, zirconium oxide na-egosiputa ọmarịcha elu ndakọrịta na ala ọnwụ Njirimara, na-eme ka ọ na-eto eto ọzọ na ceria.
Ⅲ. Mmetụta nke oke urughuru na njikwa mgbasa na nsonaazụ nchacha
The polishing arụmọrụ nke zirconium oxide ntụ ntụ nwere njikọ chiri anya ọ bụghị naanị na ike anụ ahụ ya na nhazi kristal, mana ọ na-enwekwa mmetụta dị ukwuu site na nkesa nha na mgbasa ya.
Njikwa urughuru Size: Oke oke urughuru nha nwere ike ime ka ọ dị nfe n'elu, ebe oke pere mpe nwere ike belata ọnụego mwepụ ihe. Ya mere, a na-ejikarị micropowders ma ọ bụ nanopowders nwere D50 nke 0.2 ruo 1.0 μm iji mezuo ihe nhazi dị iche iche.
Dispersion Performance: Ezi dispersibility egbochi urughuru agglomeration, ana achi achi nkwụsi ike nke polishing ngwọta, na mma nhazi arụmọrụ. Ụfọdụ ntụ ntụ zirconia dị elu, mgbe emezigharị elu, na-egosipụta njirimara nkwusioru dị mma na ngwọta mmiri ma ọ bụ nke na-adịghị ike, na-ejigide ọrụ kwụsiri ike ruo ihe karịrị awa iri.
IV. Usoro mmepe na Outlook Ọdịnihu
Site na ọganihu na-aga n'ihu nke teknụzụ nanofabrication,zirconia ntụ ntụna-akwalite kwupụta elu ịdị ọcha, narrower urughuru size nkesa, na enwekwukwa dispersibility. Mpaghara ndị a na-achọ nlebara anya n'ọdịnihu:
1. Mmepụta Mass na Nkwalite ọnụ ahịa nke Nano-ScaleZirconia ntụ ntụ
Ịkwado ọnụ ahịa dị elu na usoro mgbagwoju anya nke ịkwadebe ntụ ntụ dị ọcha bụ isi ihe na-akwalite ngwa ngwa ha sara mbara.
2. Mmepe nke ihe eji eme ihe eji eme ihe
Ijikọta zirconia na ihe ndị dị ka alumina na silica na-eme ka ọnụego mwepụ na ikike ịchịkwa elu.
3. Sistemụ mmiri na-ekpochapụ ahịhịa ndụ na gburugburu ebe obibi
Zụlite mgbasa ozi mgbasa ozi na-adịghị egbu egbu, na ihe mgbakwunye iji kwalite ịdị n'otu gburugburu ebe obibi.
V. Mmechi
Zirconium oxide ntụ ntụ, ya na ihe onwunwe ya magburu onwe ya, na-arụ ọrụ dị mkpa na-arịwanye elu na nchacha nke ọma dị elu. Na-aga n'ihu na-aga n'ihu na n'ichepụta technology na ịrị elu ụlọ ọrụ ina, ngwa nkezirconium oxide ntụ ntụga-agbasawanye ebe niile, a na-atụkwa anya na ọ ga-abụ nkwado bụ isi maka ọgbọ na-esote nke ihe na-egbuke egbuke dị elu. Maka ụlọ ọrụ ndị dị mkpa, ịgbaso usoro nkwalite ihe onwunwe na ịgbasa ngwa dị elu na mpaghara polishing ga-abụ ụzọ dị mkpa iji nweta ọdịiche ngwaahịa na nduzi nkà na ụzụ.