Niki Silicon Carbide Ifu Yangiza？

Ifu ya karubide ya silicon ni ibikoresho fatizo bikoreshwa mu ifu ya metallurgie; byumwihariko, karbide yumukara wa silicon ikoreshwa mubikoresho byo gutunganya bifite imbaraga nkeya - nk'ibyuma bikozwe mu byuma ndetse na fer idafite ferrous - kimwe n'ibikoresho bitari ibyuma nk'amabuye n'uruhu. Ibinyuranyo, karbide yicyatsi kibisi-cyera ikoreshwa cyane mugusya neza ibikoresho bikomeye kandi byoroshye, nka karbide ya sima (tungsten karbide), ikirahure cya optique, nubutaka bwiza cyane.

Ubwihindurize hamwe na Synthesis ya Silicon Carbide Ifu Yangiza

Amateka ya karubide ya silicon nubuhamya bwubwenge bwabantu. Nubwo bibaho bisanzwe muburyo bwa minisiteri idasanzwe ya moissanite - iboneka gusa muri meteorite - isi yinganda yishingikiriza gusa kumusaruro wubukorikori. Inzira ya Acheson ikomeje kuba igipimo cya zahabu mu musaruro, nubwo yatunganijwe mu myaka ibarirwa muri za mirongo hagamijwe kunoza ingufu no kweza ibicuruzwa. Carbide ya "silde" ivamo noneho irajanjagurwa, irakaraba, kandi igashyirwa muburyo bwitondewe mubunini butandukanye kugirango dukore ifu ya silicon karbide ifata ifu dukoresha uyumunsi.

Itondekanya ryiyi poro rigengwa nubuziranenge mpuzamahanga nka FEPA (Ihuriro ry’abatunganya ibicuruzwa by’i Burayi), ANSI (Ikigo cy’Abanyamerika gishinzwe ubuziranenge), na JIS (Inganda z’inganda z’Ubuyapani). Ibipimo ngenderwaho byemeza ko ingano yubunini bwagabanijwe burigihe, nibyingenzi kugirango umuntu agere ku buso buteganijwe burangirana no gukubita, gusya, no gusya. Ifu ifite ingano nini yagabanijwe irashobora gutera ibishushanyo byimbitse mubikorwa byoroheje, mugihe ifu igenzurwa cyane itanga iherezo rimwe, ryiza.

Ibigize imiti Urutonde rwa Silicon Carbide Ifu Yangiza

Imiti yera ya silicon carbide abrasive ifu igena imiterere yumubiri nigikorwa cyayo. Ifu yo mu rwego rwohejuru yangiza ifu ishyirwa mubyiciro bya SiC, hamwe nijanisha ryinshi mubisanzwe byerekana ubukana bwiza no guca neza. Hano hepfo harambuye kumiterere yimiti isanzwe ya Carbide Yumukara nicyatsi.

Isuku ryinshi rya karubide yicyatsi kibisi (akenshi irenga 99% SiC) igerwaho hifashishijwe uburyo bukomeye bwo gutoranya ibikoresho no kugenzura neza ikirere cy itanura. Ubu bwera buhanitse busobanura imiterere ikarishye kandi ikora neza murwego rwohejuru rusya.

Imbonerahamwe yimikorere yibicuruzwa

Imikorere yubukorikori bwa silicon carbide abrasive ifu nicyo kibitandukanya nibisanzwe gakondo nka aluminium oxyde cyangwa garnet. Gukomera kwayo hamwe nubushyuhe bwumuriro biri murwego rwo hejuru kubikoresho byubukorikori. Imbonerahamwe ikurikira irerekana ibintu byingenzi byubukanishi nu mubiri bisobanura akamaro kayo mu nganda.

Bitewe niyi mikorere yubukanishi, karibide ya silicon ntabwo ari ibintu byiza gusa ahubwo ni ibikoresho byananirana. Ubushobozi bwayo bwo gukomeza uburinganire bwimiterere nubukonje mubushyuhe burenga 1.000 ° C bituma biba byiza kubikoresho byo mu itanura ryubushyuhe bwo hejuru hamwe no guhanahana ubushyuhe.

Ibyiza nibiranga ibicuruzwa

Ifu ya silicon carbide abrasive ifu itanga urutonde rwibyiza bituma ihitamo neza kubikorwa byinganda. Ibi biranga byemeza ko ibikoresho bikora neza munsi yumuvuduko mwinshi nubushyuhe bukabije.

• Ubukomere bukabije:Urutonde ruri munsi ya diyama na cubic boron nitride (CBN) kurwego rwa Mohs, SiC itanga ibikorwa byo gukata no kuramba.
• Ubushyuhe bwo hejuru cyane:Ibi bituma ubushyuhe butangwa mugihe cyo gusya cyangwa gukata gusohora vuba, bikagabanya ibyago byo kwangirika kwumuriro mukazi.
• Imiti irenze urugero:Carbide ya Silicon irwanya cyane acide na alkalis nyinshi, bigatuma ikoreshwa mu bidukikije bikabije bya chimique no kwirinda kwanduza akazi.
• Imiterere ikarishye ya Crystalline:Ibinyampeke bya SiC mubisanzwe birakaze kandi byoroshye. Mugihe zisenyutse mugihe cyo gukoresha, zihora zigaragaza impande nshya zityaye, zikomeza igipimo gihoraho.
• Kwiyongera k'ubushyuhe buke:Coefficente yayo yo kwaguka yubushyuhe itanga umutekano muke, ningirakamaro kubice bisobanutse neza mu nganda zo mu kirere no mu gice cya kabiri.
• Kurwanya Ubushyuhe budasanzwe Kurwanya:Irashobora kwihanganira ihinduka ryubushyuhe bwihuse nta guturika cyangwa gutesha agaciro, ikintu cyingenzi kubikorwa byo kwanga no gukoresha imodoka.

Izi nyungu zisobanurwa muburyo bwo kuzigama kubakora mukugabanya kwambara ibikoresho no kongera umuvuduko wizunguruka. Mubikorwa byihuta byo gusya, ubushobozi bwa silicon karbide ifu yangiza kugirango ikomeze "kuruma" bivamo passe nkeya zisabwa hamwe no kurangiza hejuru.

Porogaramu Imirima hamwe nikoreshwa ryibicuruzwa

Ubwinshi bwa silicon carbide abrasive ifu ituma ikoreshwa murwego runini rwinganda. Kuva mubikorwa gakondo kugeza tekinoroji igezweho, ikoreshwa ryayo ntirigira umupaka.

• Abrasives Bonded:Carbide ya Silicon nikintu cyibanze mu gukora ibiziga byo gusya, gukata disiki, hamwe n’ibintu byashyizwe mu bikorwa byo gutunganya ibyuma bidafite fer na fer.
• Gupfunyika Abrasives:Ikoreshwa cyane mugukora sandpaper yujuje ubuziranenge hamwe n'umukandara wo gukuramo ibiti, gusiga amabuye, no gutunganya imodoka.
• Gukubita no Kuringaniza:Mu nganda za semiconductor, ifu ya micro-nini ya silicon carbide abrasive ifu ikoreshwa mugukubita wafer ya silicon no gusiga ibikoresho bya optique aho bisabwa na sub-micron.
• Ibikoresho bivunika:Kubera aho ishonga cyane hamwe nubushyuhe bwumuriro, ikoreshwa mugutondekanya itanura riturika, ibikoresho byo mu itanura, hamwe no gutwika.
• Intwaro za Ceramic:SiC ikoreshwa mugukora ibyapa byoroheje bya ballistique kugirango bikoreshe ibirwanisho byumubiri no kurinda ibinyabiziga.
• Kubona insinga:Ifu nziza ya SiC ikoreshwa muburyo bworoshye kugirango ibone insinga ibikoresho bikomeye nka quartz, silicon, na safiro mu nganda zikomoka ku zuba n’ikoranabuhanga.
• Ibyuma bya Metallurgiki:Ikora nka deoxidizer na alloying agent mu nganda zicyuma nicyuma, kuzamura ubwiza bwibicuruzwa byanyuma.
• Kumena Disiki nugufata:Bitewe no guterana kwinshi hamwe no kurwanya ubushyuhe, irakoreshwa cyane muri sisitemu yo gufata feri ikora cyane.

Mu myaka yashize, ubushakashatsi bwibanze burimo inganda zuba. Mu gihe isi iganisha ku mbaraga zishobora kuvugururwa, umusaruro wa silikoni ifite isuku nyinshi ku mashanyarazi akomoka ku mirasire y'izuba yashingiye cyane ku ifu ya silikoni karbide ifata ifu yo gukata intungamubiri za silikoni. Mugihe insinga ya diyama imaze kwamamara, SiC slurry iracyari uburyo bukomeye kubikorwa byihariye-bisobanutse muri uru rwego.

Ibyiciro bya tekiniki: Umukara na Green Silicon Carbide

Mugihe ubwo bwoko bwombi busangiye chimie yibanze, itandukaniro rito hagati yumukara nicyatsi kibisi silicon karbide ifata ifu ningirakamaro mubikorwa byinganda. Carbide yumukara wa silicon ikorwa mugukora silika na karubone hamwe numunyu muke. Kubaho kwinyongeramusaruro bivamo ubwiza buke buke ariko bigakora ingano ikarishye nziza cyane yo gusya cyane-ibikoresho byo gusya ibikoresho nkibuye nicyuma.

Carbide yicyatsi kibisi ikorwa hifashishijwe urwego rwohejuru rwibikoresho fatizo kandi nta nyongeramusaruro zimwe na zimwe, bivamo isuku yicyatsi kibisi. Nibyoroshye cyane (kumeneka byoroshye) kuruta umukara SiC wumukara, byunvikana nkibibi, ariko mubyukuri ninyungu kubikorwa byuzuye. Amafiriti menshi yemeza ko abrasive ikomeza gukara mubuzima bwayo, bigatuma ihitamo ryambere ryo gusya ibikoresho bya karbide ya tungsten nibikoresho bya elegitoroniki byuzuye.

Gusobanukirwa Ingano ya Grit nogukwirakwiza

Imikorere ya silicon carbide abrasive ifu ahanini igenwa nubunini bwayo. Grits isanzwe ishyirwa mubice bya Macro (F8 kugeza F220) na Micro grits (F230 kugeza F2000). Igipimo cya FEPA nicyo gikoreshwa cyane mubipimo byisi kuri bunini.

Kurugero, ifu ya F60 grit isa niyoroshye kandi ikoreshwa mugukuraho ibintu biremereye, nko gusya hasi. Ku rundi ruhande, ifu ya F1200 ni ikintu cyiza cyane kimeze nkifu ikoreshwa mugusiga bwa nyuma indorerwamo za telesikope cyangwa kunanura kwa waferi ya semiconductor. Kugera kuri "Igipolonye Cyuzuye" bisaba inzira y'ibyiciro byinshi aho umutekinisiye atangirana na pisitori ya silicon karbide ifata ifu hanyuma igahinduka buhoro buhoro kugirango ikureho ibisigazwa byasizwe nintambwe ibanza.

Imibare y’isoko yerekana ko icyifuzo cya poro nini nini cyiyongera ku kigero cyihuse kuruta macro grits, giterwa na miniaturizasi yibikoresho bya elegitoroniki ndetse no gukenera gukenera neza neza murwego rwindege. Nk’uko raporo z’inganda ziherutse zibitangaza, biteganijwe ko isoko rya micro-grit SiC riteganijwe kubona CAGR (Ikigereranyo cy’ubwiyongere bw’umwaka) hejuru ya 5.5% kugeza 2030.

Uruhare rwa Carbide ya Silicon mu nganda za Semiconductor

Bumwe mu buryo bugezweho bukoreshwa bwa kijyambere ya silicon karbide ifu yangiza ntabwo ari nkibintu byangiza, ahubwo nkibibanziriza waferi ya SiC ikoreshwa mumashanyarazi. Nyamara, ifu yo gukuramo ubwayo igira uruhare runini hano. Mu gukora izo waferi, ifu ya SiC ikoreshwa nkibikoresho fatizo muri sisitemu yo gutwara ibintu biva mu mubiri (PVT) kugirango ikure imwe ya kirisiti ya SiC. Byongeye kandi, iyo boule imaze gukura, igomba gukatagurwa no gusukurwa hifashishijwe ifu ya silicon carbide abrasive kugirango igere kuri "epi-yiteguye" isabwa muguhimba chip.

Silicon karbide semiconductor iruta silikoni gakondo kuko irashobora gutwara voltage nyinshi, ubushyuhe bwinshi, kandi ifite umuvuduko wo guhinduranya byihuse. Ibi bituma bakenerwa mumashanyarazi muri Tesla nizindi modoka zamashanyarazi. Mugihe isoko rya EV ryagutse, urwego rwose rutanga - kuva kuri silicon mbisi ya karbide yangiza ifu kugeza kumashanyarazi yarangiye - irabona ishoramari ritigeze ribaho niterambere ryikoranabuhanga.

Kuramba no Gutekereza Ibidukikije

Kimwe no mubikorwa byose byinganda, gukora no gukoresha ifu ya silicon karbide ifata ifu bigira ingaruka kubidukikije. Inzira ya Acheson ikoresha ingufu nyinshi kandi itanga dioxyde de carbone nkibicuruzwa. Nyamara, abahinguzi ba kijyambere bashyira mubikorwa tekinoroji yo gufata karubone no guhinduranya ingufu zishobora kongera ingufu kugirango batange itanura ryabo. Byongeye kandi, kuramba no gukora neza kwa SiC nkibisebanya bivuze ko ibikoresho bike bisabwa kugirango ukore umurimo runaka ugereranije no koroshya ibintu, kugabanya imyanda yose.

Ku bijyanye n’umutekano w’akazi, karibide ya silicon ifatwa nk "umukungugu utesha umutwe." Nubwo atari uburozi, imiterere ityaye yibice bivuze ko gukuramo ivumbi neza nibikoresho bikingira umuntu (PPE) ari itegeko mubidukikije. Gufata neza byemeza ko inyungu zibi bikoresho bidasanzwe zishobora gukoreshwa bitabangamiye ubuzima bwabakozi.

Inyigo: Kunoza imikorere mu rwego rwindege

Uruganda rukomeye rwo mu kirere ruherutse kuva mu gukoresha ibiziga bya aluminium oxyde ya silicon karbide isize umukandara hamwe nifu yo kurangiza ibyuma bya turbine bikozwe muri titanium. Ibisubizo byari bifite akamaro. Mu gukoresha ubukana buhebuje hamwe nubushyuhe bwa silicon karbide ifu yangiza, uwabikoze yatangaje ko igabanuka rya 30% mugihe cyo gutunganya kuri buri cyuma ndetse no kwiyongera kwa 20% mubuzima bwitangazamakuru ryangiza.

Igikorwa cyo gukata cyane cyifu ya SiC cyabujije "gusiga" hejuru ya titanium, ikibazo gikunze kugaragara hamwe no korohereza ibintu akenshi biganisha ku nenge zubuso nintege nke zubatswe. Ubu bushakashatsi bwerekana uburyo guhinduranya karibide ya silicon-isukuye cyane bishobora kugira ingaruka ku murongo wo hasi hamwe nubwiza bwibigize umutekano.

Guhitamo Isoko ryiza rya Silicon Carbide Ifu Yangiza

Mugihe cyo kugura ifu ya silicon carbide abrasive, ihame ryiza nicyo kintu cyingenzi. Abakoresha inganda bagomba gushakisha abatanga isoko Raporo Yisesengura Yuzuye (BAR) cyangwa Impamyabumenyi Yisesengura (COA). Izi nyandiko zigomba kugenzura ibirimo SiC, ingano yikwirakwizwa (PSD), nurwego rwanduye.

Byongeye kandi, imiterere yumubiri yibyingenzi. Kubisabwa bimwe, ingano zifunguye zikundwa kuramba, mugihe kubandi, ingano ikarishye, isa ninshinge irakenewe mugukata bikabije. Umuguzi wabigize umwuga azatanga imiterere itandukanye yimbuto hamwe nubuvuzi bwo hejuru (nko kuvura ubushyuhe cyangwa gutwikira imiti) kugirango yorohereze ifu kumashini yihariye yabakiriya nibisabwa.

Kazoza ka Silicon Carbide Abrasives

Ejo hazaza h'ifu ya silicon karbide abrasive isa neza, itwarwa na "Amashanyarazi atatu": amashanyarazi yo gutwara abantu, amashanyarazi ya gride, hamwe n'amashanyarazi yubushyuhe bwinganda. Mugihe inganda zo ku isi zigenda zigana ku bikoresho byiza kandi bikomeye, icyifuzo cya SiC cyo gushiraho no kurangiza ibyo bikoresho kiziyongera gusa.

Guhanga udushya nabyo bibaho kuri nano-gipimo. Ifu ya Nano-silicon karbide irimo gukorwaho ubushakashatsi kugirango ikoreshwe mubyuma-matrix byongerewe imbaraga hamwe nubutaka bwa ceramic. Ibi bikoresho birasezeranya gutanga imbaraga zitigeze zibaho zingana-z-uburemere, zishobora guhindura imyubakire yubatswe mumyaka mirongo iri imbere. Carbide ya Silicon ntikiri "umukungugu usya" gusa; ni ibikoresho fatizo by'ejo hazaza h'ikoranabuhanga.

Inshamake y'ibyingenzi

Muri make, ifu ya silicon carbide abrasive nigikoresho kidasanzwe cyinganda zisobanurwa nuburemere bwa hafi ya diyama, ubushyuhe budasanzwe bwumuriro, hamwe nubushobozi bwimiti. Twakoze ubushakashatsi ku miterere y’imiti, tumenya urwego rwohejuru rusabwa kugira ngo rukore urwego rwo hejuru, tunasuzuma imikorere yarwo, rugaragaza uruhare rwarwo mu bushyuhe bukabije. Kuva kumurimo uremereye wo gusya ibyuma hamwe na SiC yumukara kugeza kumashanyarazi neza ya semiconductor hamwe nicyatsi kibisi SiC, ibintu byinshi ntabwo bihwanye. Ibyiza byayo, nk'imiterere ikarishye ya kristaline hamwe no guhangana nubushyuhe bwumuriro, bitanga inyungu zifatika mubijyanye nubushobozi nubwiza. Mugihe inganda zigenda zitera imbere, cyane cyane mubice byimodoka zikoresha amashanyarazi nindege, karbide ya silicon izakomeza kuba umutungo wingenzi mubikoresho byo gukora ku isi.

Ibibazo Bikunze Kubazwa (Ibibazo)

1. Ni irihe tandukaniro riri hagati yumukara nicyatsi kibisi silicon karbide ifu yangiza?
Carbide yumukara wa silicon irimo umwanda mwinshi kandi urakomeye, bigatuma biba byiza kubikoresho bito bito cyane nkibyuma n'amabuye. Carbide yicyatsi kibisi ifite isuku ryinshi (mubisanzwe> 99%) kandi irashobora gukarurwa cyane, bigatuma biba byiza gusya neza ibikoresho bikomeye nka tungsten karbide nikirahure cya optique.

2. Ifu ya silicon karbide yangiza ifu irashobora kongera gukoreshwa?
Nibyo, mubisabwa byinshi nka sandblasting cyangwa inzira zimwe na zimwe, SiC irashobora kugarurwa no gukoreshwa inshuro nyinshi. Ariko, kubera ko ikaranze, ibice bizacamo ibice bito hamwe na buri gukoreshwa, amaherezo bigatakaza imbaraga zabyo kubisobanuro byumwimerere.

3. Carbide ya silicon irakomeye kuruta okiside ya aluminium?
Nibyo, karbide ya silicon irakomeye cyane kuruta okiside ya aluminium. Ku gipimo cya Mohs, SiC iri ku mwanya wa 9.2 kugeza 9.5, mu gihe oxyde ya aluminium iri hafi 9.0. Ibi bituma SiC iba nziza mugukata ibikoresho bikomeye cyangwa byinshi byoroshye.

4. Ifu ya silicon karbide ifu ishobora guteza akaga?
Muri rusange SiC ifatwa nk'uburozi kandi ntabwo ishyirwa mu rwego rwa kanseri. Ariko, kimwe nifu yifu nziza, guhumeka birashobora gutera uburakari. Buri gihe ukoreshe umwuka uhagije kandi wambare umukungugu cyangwa ihumeka mugihe ukoresha ifu yumye.

5. Nigute nahitamo ingano ya grit ikwiye kumushinga wanjye?
Guhitamo biterwa no kurangiza. Imibare yo hasi ya grit (urugero, F24, F36) ni ntoya kandi ikoreshwa mugukuraho ibintu byihuse. Umubare munini wa grit (urugero, F600, F1000) nibyiza kandi bikoreshwa muburyo bworoshye, indorerwamo-imeze. Akenshi, umushinga usaba urukurikirane rwa grits kuva mubi kugeza neza.

6. Ese ifu ya silicon karbide ifata ifu irangira?
Oya, karibide ya silicon ni minerval ihamye kandi ntabwo irangira cyangwa ngo iteshuke mugihe iyo ibitswe ahantu humye, hasukuye. Ikibazo cyibanze mugihe cyo kubika ni ukurinda kwinjiza amazi, bishobora gutuma ifu ifata.