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ߠtáƽtD(zhun)táBTGˮGͻƷ ͻȷ ͨͻƷ(15801770)ͻƷ(17702000)ظͻƷ(2000) ͻƷĻW(xu)VMɣͻƷ֞飺(1)XϵͻƷSiO2һAl2O3ԪϵDɷֺSiO2100ɷֺAl2O3 100ͻƷ(2)AͻƷԉAɷֵͻƷ(3)ͻƷ(4)̼ͻƷx̼̼ͻƷ ԭϼc(din)ͻƷͻԭͻȴ1580ȻԭϺͺϳԭȻԭϰʯ~ϞʯճߎXʯʯXVtʯ{(ln)ʯ辀ʯVVʯʯyʯtFVӢʯʯīϳԭϰĪʯˮVɰVɰ oՓȻԭ߀ǺϳԭͻȾ1580 ԭеҪVǾwVȻԭеճҪߎXʯX\ҪһˮӲXʯһˮܛXʯˮXʯVʯʯքeҪ̼V̼Vc̼} (f)}ϳԭϳVɰҪVʯҪaAl2O3̼ɰҪaSiCͻԭa(chn)ͻƷ^УɷֻW(xu)|(zh)ϟo׃@ʾͻԭcͻƷИOеP(gun)ϵ 칤ˇc(din) ÁͻƷȻVԭͨҪ(jng)^(џ)Yϡ쾚͡ɡzbȹƳɺϸĮa(chn)ƷҪӟ̎ԭϿQGD(zhun)Gџɲ늻tƳ(j)ԭϵĉKȽ(jng)ʽC(j)ٽ(jng)݁C(j)(݆C(j)AFC(j)ʽC(j))M(jn)(x)ۿĥC(j)ĥĥӹͨɷO(sh)ĦuC(j)ҺC(j)ܳO(sh)DC(j)oO(sh)oC(j)ӳO(sh)_wğṤO(sh)иʽ늟ȡõͻƷO(sh)еGG Ҫ;ă(yu)|(zh)ͻƷa(chn)ˇͨc(din)(1)ҪǸܶߵwe(wn)(2)䡣ϱ(zhn)_eǼٵoԭҪùI(y)ƽQ(3)ȡA(y)ʩ⣬쾚Є(w)ʹMwY(ji)τеҪȫһ(4)߉еҪڳģеϸλܵͬӉһ200250MPaе߀ҪŚbã(5)ĸߜ?z)ɗlֱӽY(ji)Vtu17001900ؽY(ji)̼uڸ^՚l2500 X̼u̼1350(6)C(j)еӹ܇@ĥе߀Ҫ(x)ӹ (7)op̽BTûˮڵĻuLˮڡʽˮڵһ㶼ҪM(jn)x侀̽CÿͻƷ_ʹfoһʧ Ʒ ͻƷĻW(xu)VMͻƷ֞XϵͻƷAͻƷͻƷ̼ͻƷ4XϵͻƷuuճuXuĪʯuʯ̖AͻƷVuVXuVtuʯuVʯuVuͻƷӢʯu䆴u䆄uĪʯTu̼ͻƷX̼uV̼u̼uV}̼uճʯīƷ̼u̼u u (SiO2)ҪɷֵͻƷuͻƷuҪԭǹʯuͻ16901710 棬ܛ_ʼض16201690ܶ231236gcm3(j)ͬҪuڽ?fn)tߠtL(fng)tͲ۸GʯʯӢÁʽˮ u Al2O31530ĹXͻƷuԭϞ麬ʯӢs|(zh)ճԭߎX~Ϟʯuwe(wn)õĿԡ˿ڽ?fn)tԻFtʢͰ(ni)r䓴uFˮ ճu Al2O33048ͻƷճuҪԭϞͻճճuͻ15801750 ܛ_ʼض13001400ճuĿ^ã1100ˮlһ10ճuڸߠtL(fng)ttrʢͰ(ni)r͝ϵy(tng)ȡ Xu Al2O3 48ͻƷXuҪԭXV(j)Al2O3 IJͬXu֞LZһ75LZһ65LZһ55LZһ484̖XuĸߜؙC(j)еܲHcAl2O3 P(gun)߀QMڠB(ti)͔(sh)̖LZһ65Lzһ55ĸXuĪʯʽW(wng)j(lu)Y(ji)(gu)õĸߜ؏(qing)̖LZһ75ĸXuMAl2O3 ^ߣaAl2O3ڸߜغ͑(yng)Һʹa(chn)Y(ji)(gu)׃ΣߜؙC(j)е(qing)½XuڸߠtL(fng)t늠tʢͰ(ni)ru^ˮڼu߀ڻˮں Īʯu ĪʯͻƷĪʯac֮ʽ3Al2O3•2SiO2raĪʯʽ2Al2O3•SiO2rһĪʯĪʯuͻ1850Īʯuĺܛضȸߜ׃ʵ͡Ժgԏ(qing)ĪʯuڸL(fng)?z)L(fng)t~܇λ늻tt?sh)ȡ?/span> u Ԅ(aAl2O3)ͻƷ섂uҪԭϞ鹤I(y)Xu֞Y(ji)uTuۄٟY(ji)u3NuĸߜؙC(j)е(qing)ȸgĥpuڸߜGɎظGϲt⾫L Vu ԷVʯĉAͻƷVu֞Y(ji)VucVuY(ji)Vuֱ֞ӽY(ji)VuٽY(ji)Vu}Y(ji)VuVu֞黯W(xu)Y(ji)Vu͞rY(ji)VuVuԭϞMgO89Vɰ 96ϵĸVɰ}Y(ji)Vuĺܛض15201600ֱӽY(ji)Vuĺܛضȿ_(d)1800Vu͉AggVuĿ^850ˮlVuĿԃH12VuĿˮ^ˮˮa(chn)Ѽy䏊(qing)ȡVu늠tt͠tD(zhun)trFtɫұtĠt VXu ԷVʯVX⾧ʯ|(zh)ĉAͻƷVXuҪԭVɰI(y)XؼX\ϡVXuĿ^ܛض^VXuЇ1956ԇƳɹģȑ(yng)ڟƽtt Vtu ԷVʯVt⾧ʯĉAͻƷVtuҪԭϞVɰtV(j)ԭϺ칤ˇIJͬVtuɷֱ֞ӽY(ji)VtuٽY(ji)VtuٽY(ji)VtuA(y)(yng)VtuTVtuͲVtuVtuĿԺáߜwe(wn)ܛضȸߡVtuڟ늠tλ͂(c)ƽttͶˉ̎bõדpλԼ~D(zhun)tˮD(zhun)GͲ۸Gҵ ʯu ʯҪԭƳɵͻƷʯ̼V̼}ď(f)}ͨ40ϵCaO30ϵMgOʯuͰʯuͽʯuͷ(wn)ʯu3Nʯu^õĿԺߜW(xu)(wn)ʯu^õĿˮܣƽttͰʯu^D(zhun)ttrͽʯuD(zhun)ttr Vu Vʯ(MgO)Vϙʯ(2MgO•SiO2)V|(zh)ͻƷVuҪԭǸ߹VɰVuĺܛض^ߣ^^Vu܈䓾ttӟttסƽtҸӴu Ӣʯu ӢʯҪԭͻƷӢʯ(ZrSiO4)Ǻ(ZrO2)(SiO2)ĻӢʯuܛض^ߣ?fn)tgԺͿҺg^ӢʯuʢͰ(ni)rBTˮڵظGG״uϲY(ji)(gu)ru 䆴u (ZrO2)ҪɷֵͻƷІбķͺ3N֮͡gоD(zhun)F(xin)бD(zhun)׃?yu)ķ䆕rwe׃䆞鷀(wn)ȡ(wn)ͨCaOMgOY2O3ȡ䆴uԭǷ(wn)ַ(wn)䆴u^ߵc(din)gԺ͉Ag^(qing)䆴uBTöˮʽˮںLˮT䆴uڲ۸GҺ͂(c) 䆄u (ZrO2)3345ͻƷ䆄u֞T䆄u͟Y(ji)䆄u䆄uҪԭӢʯVI(y)X䆄uڲۻظG(c)ϲY(ji)(gu)Ȳλ Īʯu ӢʯI(y)XԭϵͻƷĪʯuTƷʵ͡weܶȴͲҺgԃ(yu)ĪʯuڲۻظG(c)ȲλҲұI(y)ӟtt Xһ̼̼u ۄ̼ʯīԭϟƵͻƷ@NƷõĿԺͿFˮ_ˢFˮA(y)̎(ni)r늠t䓲۵ V̼u VɰʯīԭƳɵͻƷV̼uˮ͠t^õĿgV̼uڿ՚мӟV̼uD(zhun)ttrϡײԪ늠tc(din)λʢͰλt⾫λ ̼u 䆺ʯīԭƳɵͻƷ̼uõĿ?fn)tgԣʽˮλ V}̼u VɰʯɰʯīԭͻƷV}̼u͉AȠt͵Ftg^(qing)D(zhun)t늠tt⾫ʢͰ(ni)r ճʯīƷ ͻճʯīԭϟɵͻƷ@NƷڽgԺ^@NƷÁ~ϽpٺϽ ̼u ̼ԭϟɵͻƷ̼uПጧ(do)ʸߡߜ؏(qing)ȴĥԃ(yu)͟gȃ(yu)c(din)̼uڸߠt²tX늽ۃ(ni)r ̼u ʯīoúȞҪԭͻƷ̼uԸߡÛСጧ(do)ʸߜwe(wn)Ժgԏ(qing)̼uڸߠtt͠t ߠtt̼u 20o(j)80ձ_l(f)̼u˚wͨʺFBԵҪܡ@Nuͨ^n͟|(zh)ڟ^ڻW(xu)(yng)|(zh)@̼uҊ3 V⾧ʯu 20o(j)80ѳɞձ(lin)ˮD(zhun)G^ɎôuV⾧ʯuҲl(f)չ^죬ЈL_(d)10V⾧ʯuҲDz۸GҸӷжmʹõͻVtutډA£trtȾh(hun)Y(ji)ʯˮG^ɎʹõĽ(jng)(yn)gԇ(yn)Y(ji)V⾧ʯuõĻW(xu)gֿԣm۸GжθӴu ֱӽY(ji)ϰʯu 199090ˮD(zhun)GџʹֱӽY(ji)ϰʯu^߮a(chn)SPNSPGҲџʹֱӽY(ji)ϰʯu꣬ ˮa(chn)g(sh)İl(f)չGY(ji)(gu)׃ԼԽԽ(yng)ʹl(f)չܼ(x)İʯu30Y(ji)Vɰ(x)ۺ70ʯɰwƳɵİʯu^õʹ߀_l(f)˼ZrO2ƳɵĿ𡢸ߜ؏(qing)ȸߵĺ䆰ʯu(lin)ˮD(zhun)GџʹֱӽY(ji)ϰʯu@Nuձһˮ˾M(jn)ˮD(zhun)GџʹÉԭVtuL֮⣬VtuډAa(chn)rtȾh(hun)1988(lin)ʢͰͻσ(ni)r{(dio)Ͱڃ(ni)rʯuռ83λV̼uռ48Ͱ׃(ni)rðʯu ֱӽY(ji)Vtu 20o(j)80F(xin)˵tVtutVtuքeˮD(zhun)GџVODttVtuˮD(zhun)Gџʹɜpٮa(chn)rth(hun)ȾtVtuиõgVODttrtVtuMgO 8082Cr2O3 35weܶ329 330gcm3@135156͉(qing)923968MPa ؽY(ji)̼u ؽY(ji)̼Ʒ1983ښW_ʼI(y)a(chn)ʹõģ1985Ҳ_ʼa(chn)@NƷƷ{עģܶȵSiCwڸ^՚l2500210ϰl(f)l(f)Y(ji)a(chn)oտsԽY(ji)ϽY(ji)(gu)ܶȺKܶһھw֮ga(chn)SiCĹY(ji)KؽY(ji)SiCƷ100SiCMweܶ_(d)26gcm320@NͻƷҪF(xin)մɸG չ 20o(j)60_ʼͻƷĂy(tng)}Y(ji)Ϟ׃ֱӽY(ji)Ϟ80ְl(f)չͷ(ʯī)(f) һNԭͻƷ^c(din)(f)ϵ¸(f)όɞl(f)չ(yu)|(zh)ЧͻƷҪ;Fұߜؼg(sh)İl(f)չʹP(gun)I;;ͻƷg(sh)߾ܶȷl(f)չֻЏ(f)ܝM㌦ͻƷg(sh)ܵҪ l(f)չ͡(yu)|(zh)ЧƷԽԽʹúϳԭϺ;xԭԭ֮ҕg(sh)ܡȡøʹЧĸNĩۺͳ۵ȡ FI(y)Ҫõ̓(yu)|(zh)ͻƷǣSi3N4Y(ji)ϻSialonY(ji)SiCuڴߠt²tL̼uڠtףgϵV̼u픴͏(f)D(zhun)tڳ߹(VHP)늠tc(din)t䓰tʢͰtBTùͻԌX̼ϞԽԽҕZrO2M(jn)ܣʹЧ ֱӽY(ji)ϰʯuܵˮI(y)עĿV⾧ʯuɞˮD(zhun)G^Ɏ۸Gжθôu X\D(zhun)GD(zhun)GS---Aڭh(hun)Ƽ˾ɽ(ni)дџX\ИI(y)I(y)Kџͷ۠(x)32580010001250Ŀ a(chn)50-500ÿa(chn)ɼg(sh)D(zhun)ɳO(sh)a(chn)Ʒ Aڭh(hun)Ƽ˾I(y)YԴߎXИI(y)a(chn)ĻD(zhun)G\(yn)D(zhun)ʿ10%a(chn)5%10%ܺĽ20%a(chn)_(d)50-500t/dӹ(ji)ܭh(hun)ֱԃ18637113703(̖ͬ)Aڭh(hun)Ƽ˾\(w)Srgӭǰ텢^! 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