chidziwitso

Molybdenum crucibles zakhala zikudziwika kwambiri m'mafakitale osiyanasiyana chifukwa cha zinthu zawo zapadera komanso magwiridwe antchito a kutentha kwambiri. Ma crucibles, opangidwa kuchokera ku metallic element molybdenum, amapereka kuphatikiza kwapadera komwe kumawapangitsa kukhala ofunikira munjira zambiri zasayansi ndi mafakitale. Mu positi iyi yabulogu, tiwona maubwino opangira ma molybdenum crucibles ndi chifukwa chake amawakonda muzinthu zina kuposa zida zina.

Kodi ntchito zazikulu za molybdenum crucibles ndi ziti?

Ma molybdenum crucibles amapeza kugwiritsidwa ntchito kwambiri m'mafakitale ndi ntchito zosiyanasiyana, makamaka chifukwa cha kuthekera kwawo kupirira kutentha kwakukulu ndi malo ovuta a mankhwala. Zina mwazofunikira kwambiri ndi izi:

1. Makampani a Semiconductor: Popanga zowotcha za silicon ndi zida zina za semiconductor, ma molybdenum crucibles amagwira ntchito yofunika kwambiri. Amagwiritsidwa ntchito mu njira ya Czochralski, pomwe silicon imodzi ya crystal imakula kuchokera ku silicon yosungunuka. The mkulu chiyero ndi kwambiri matenthedwe bata la ma molybdenum crucibles onetsetsani kuti pali kuipitsidwa kochepa kwa zinthu za semiconductor panthawi ya kukula.

2. Makampani a Galasi: Ma crucibles a Molybdenum ndi ofunika popanga magalasi apadera, makamaka omwe amafunikira kutentha kwambiri. Amagwiritsidwa ntchito popanga magalasi owoneka bwino, ma fiber optics, ndi zida zina zapamwamba zamagalasi. Kuthekera kwa ma crucibles kukhalabe ndi mawonekedwe awo komanso kukana dzimbiri pa kutentha kwakukulu kumawapangitsa kukhala abwino kwa mapulogalamuwa.

3. Makampani a nyukiliya: Popanga mafuta a nyukiliya ndi kafukufuku, ma molybdenum crucibles amagwiritsidwa ntchito chifukwa chokana dzimbiri ndi mchere wosungunuka ndi zitsulo. Amagwiritsidwa ntchito posamalira ndi kukonza zida zotulutsa ma radio, pomwe kukhazikika kwawo komanso kulimba kwawo ndikofunikira pachitetezo komanso kuchita bwino.

4. Metallurgy: Zitsulo za molybdenum zimagwiritsidwa ntchito posungunula ndi kukonza zitsulo zotentha kwambiri ndi alloys. Ndiwofunika kwambiri popanga ma superalloys omwe amagwiritsidwa ntchito muzamlengalenga ndi ntchito zina zapamwamba kwambiri. Malo osungunuka kwambiri a ma crucibles komanso kutsika kocheperako komwe kumakhala ndi zitsulo zambiri zosungunuka kumapangitsa kuti ikhale yofunikira kwambiri pantchito iyi.

5. Kafukufuku ndi Chitukuko: Mu kafukufuku wa sayansi, ma molybdenum crucibles amagwiritsidwa ntchito poyesera kutentha kwambiri, kaphatikizidwe kazinthu, ndi kusanthula kutentha. Kusungidwa kwawo kolondola komanso kusakhazikika kwamankhwala pamatenthedwe apamwamba kumawapangitsa kukhala zida zamtengo wapatali mu kafukufuku wa sayansi ndi chemistry.

6. Kupanga Ma cell a Solar: Kupanga kwa ma cell a photovoltaic nthawi zambiri kumaphatikizapo njira zotentha kwambiri zomwe ma molybdenum crucibles amagwiritsidwa ntchito. Amagwira nawo ntchito pakuyeretsa ndi kukonza silicon ndi zinthu zina zomwe zimagwiritsidwa ntchito popanga ma cell a solar.

7. Kuyenga Zitsulo Zamtengo Wapatali: Mitsuko ya Molybdenum imagwiritsidwa ntchito poyenga ndi kukonza zitsulo zamtengo wapatali monga golidi, siliva, ndi platinamu. Kukana kwawo ku dzimbiri komanso kupirira kutentha kwakukulu komwe kumafunika kusungunula zitsulozi kumawapangitsa kukhala abwino pakugwiritsa ntchito izi.

8. Makampani a Chemical: Popanga mankhwala ena ndi njira zoyika mpweya wa mankhwala, ma molybdenum crucibles amagwiritsidwa ntchito chifukwa cha kukana kwawo kumenyana ndi mankhwala komanso kuthekera kwawo kukhalabe chiyero m'malo othamanga.

Kusinthasintha kwa ma molybdenum crucibles muzinthu izi kumachokera ku kuphatikiza kwawo kwapadera kwa zinthu, kuphatikiza malo osungunuka kwambiri, matenthedwe abwino kwambiri, kukulitsa kwamafuta ochepa, komanso kukana dzimbiri. Makhalidwewa amawapangitsa kukhala ofunikira kwambiri m'njira zomwe zovuta kwambiri zimapangitsa kuti zida zina zikhale zosayenera kapena zosagwira ntchito.

Kodi kutentha kwa ma molybdenum crucibles kumasiyana bwanji ndi zida zina?

The matenthedwe madutsidwe wa ma molybdenum crucibles ndi chimodzi mwazofunikira kwambiri, makamaka poyerekeza ndi zida zina zomwe zimagwiritsidwa ntchito potentha kwambiri. Katunduyu ndi wofunikira m'njira zambiri zamafakitale komanso zasayansi, chifukwa zimakhudza kugawa kwa kutentha, mphamvu zamagetsi, komanso magwiridwe antchito onse a crucible. Tiyeni tifufuze mwatsatanetsatane kufananitsa:

1. Kutentha kwa Molybdenum:

Molybdenum ali ndi matenthedwe matenthedwe pafupifupi 138 W/(m·K) pa kutentha kokwanira. Kutentha kwapamwamba kumeneku kumapangitsa kuti kutentha kwachangu komanso kofananako kugawidwe mu crucible yonse. Mwachidziwitso, izi zikutanthauza kuti pamene molybdenum crucible yatenthedwa, kutentha kumafalikira mofulumira komanso mofanana pamtunda wake wonse ndi voliyumu.

2. Kuyerekeza ndi Zida Zina Zowonongeka:

- Platinamu: Pokhala ndi matenthedwe apafupifupi 71.6 W/(m·K), platinamu imakhala ndi matenthedwe ochepera theka la molybdenum. Ngakhale ma crucibles a platinamu ndi amtengo wapatali chifukwa cha kusakwanira kwawo kwamankhwala, sachita bwino pakutengera kutentha.

- Graphite: Ngakhale kuti graphite ili ndi matenthedwe apamwamba kwambiri (kuyambira 100-400 W/(m·K) kutengera kalasi), ndiyocheperako pa ntchito zambiri zotentha kwambiri chifukwa chakuchitanso kwake ndi okosijeni ndi zitsulo zina.

- Alumina (Al2O3): Amagwiritsidwa ntchito kwambiri m'ma labotale, alumina ali ndi matenthedwe otsika kwambiri a 30 W/(m·K). Izi zimapangitsa ma crucibles a alumina kukhala osagwira ntchito bwino pamapulogalamu omwe amafunikira kutentha mwachangu komanso kofanana.

- Quartz: Ndi kutentha kwa pafupifupi 1.4 W/(m·K), ma crucibles a quartz amakhala ochepa kwambiri kuposa molybdenum. Amagwiritsidwa ntchito makamaka chifukwa cha kusakwanira kwawo kwamankhwala komanso kuwonekera, osati kutengera kutentha kwawo.

3. Zotsatira za High Thermal Conductivity:

- Mphamvu Mwachangu: Kutentha kwapamwamba kwa matenthedwe ma molybdenum crucibles amamasulira kuti azitha kugwiritsa ntchito bwino mphamvu pakuwotcha. Mphamvu zochepa zimafunikira kuti mukwaniritse ndi kusunga kutentha komwe kumafunikira, zomwe zimapangitsa kuti pakhale ndalama zochepetsera komanso kuchepetsa kuwononga chilengedwe.

- Kugawa kwa Kutentha Kofanana: Munjira ngati kukula kwa kristalo kapena kuyenga zitsulo, kutentha kufananiza ndikofunikira. Ma molybdenum crucibles amapereka kutentha kwambiri, kuchepetsa chiopsezo cha malo otentha kapena ozizira omwe angakhudze khalidwe la malonda.

- Kutentha Kwachangu ndi Kuziziritsa: Kutentha kwachangu kwa molybdenum kumathandizira kutenthetsa ndi kuzizira mwachangu. Izi zitha kuchepetsa kwambiri nthawi yogwiritsira ntchito mafakitale, zomwe zimapangitsa kuti pakhale zokolola zambiri.

- Kuwongolera Kutentha Kwambiri: Kuyankha kwa molybdenum pakusintha kwa kutentha kumapangitsa kuti pakhale kuwongolera kolondola munjira zodziwika bwino, monga kupanga ma semiconductor kapena kafukufuku wazinthu.

4. Kudalira Kudalira kwa Kutentha kwa Matenthedwe:

Ndikofunika kuzindikira kuti kutentha kwa zinthu kumasintha ndi kutentha. Kwa molybdenum, kutentha kwa matenthedwe kumachepa nthawi zambiri kutentha kumawonjezeka. Komabe, ngakhale pa kutentha kokwezeka, molybdenum imakhalabe ndi matenthedwe apamwamba kwambiri poyerekeza ndi zida zina zambiri zodulira.

5. Mfundo Zothandiza:

Ngakhale kuti matenthedwe apamwamba a ma molybdenum crucibles nthawi zambiri amakhala opindulitsa, si nthawi zonse zomwe zimatsimikizira kusankha kwa crucible. Zolinga zina monga kuyanjana kwa mankhwala, mtengo, ndi zofunikira zinazake zimagwiranso ntchito. Mwachitsanzo, m'malo ena omwe amatenthetsa pang'onopang'ono, mowongoleredwa, zida zocheperako zitha kukhala zokonda.

Pomaliza, kutenthetsa kwapamwamba kwa ma molybdenum crucibles kumawasiyanitsa ndi zinthu zina zambiri zomangira. Katunduyu, kuphatikiza ndi mawonekedwe ena a molybdenum, amapangitsa kuti ma crucible awa akhale ofunikira pamitundu yosiyanasiyana ya kutentha kwambiri komwe kumafunikira kutentha koyenera komanso kofananako. Kuchokera pakupanga semiconductor mpaka kuyenga zitsulo, matenthedwe matenthedwe a ma molybdenum crucibles zimathandizira kwambiri pakukonza bwino, kukhathamiritsa kwazinthu, komanso magwiridwe antchito onse m'malo otentha kwambiri.

Chifukwa chiyani ma molybdenum crucibles amakondedwa m'malo otentha kwambiri?

Ma molybdenum crucibles amayamikiridwa kwambiri pakutentha kwambiri chifukwa cha kuphatikiza kwapadera komwe kumawapangitsa kukhala oyenera kutenthedwa kwambiri. Kumvetsetsa zinthu izi ndi zotsatira zake kumathandiza kufotokoza chifukwa chake ma molybdenum crucibles nthawi zambiri amakhala osankhidwa muzinthu zambiri zamakampani ndi zasayansi zomwe zimafuna kukana kutentha kwambiri.

1. Malo Osungunuka Kwambiri:

Chifukwa chofunika kwambiri cha zokonda za molybdenum crucibles pa kutentha kwakukulu ndi malo osungunuka kwambiri a 2623 ° C (4753 ° F). Katunduyu amalola ma molybdenum crucibles kuti asunge kukhulupirika kwawo komanso magwiridwe antchito pakutentha komwe zida zina zambiri zitha kulephera kapena kusungunuka.

- Kuyerekeza: Malo osungunuka a molybdenum ndi okwera kwambiri kuposa azinthu zina zambiri zomwe zimagwiritsidwa ntchito pa crucible:

- Pulatinati: 1768°C (3214°F)

Nickel: 1455°C (2651°F)

- Chitsulo: 1538°C (2800°F)

- Alumina: 2072°C (3762°F)

Izi zimapanga malo osungunuka kwambiri ma molybdenum crucibles oyenera kusungunuka kwa zinthu zomwe zimakhala ndi kutentha kwapamwamba kwambiri, monga zoumba zina, zitsulo zowumbidwa, ndi ma aloyi apamwamba.

2. Kukhazikika Kwabwino Kwambiri Pakutentha Kwambiri:

Molybdenum imasungabe mphamvu ndi kuuma kwake pa kutentha kokwera bwino kuposa zitsulo zina zambiri. Katunduyu ndi wofunikira pakutentha kwambiri komwe crucible iyenera kukhalabe ndi mawonekedwe ake osapunduka chifukwa cha kulemera kwa zomwe zili mkati mwake kapena chifukwa cha kupsinjika kwamafuta.

- Creep Resistance: Molybdenum imawonetsa kukana kwamphamvu kwambiri pakutentha kwambiri, kutanthauza kuti imakana kusinthika kosatha pansi pa kupsinjika kwanthawi yayitali komanso kutentha. Izi ndi zofunika makamaka pa nthawi yayitali yotentha kwambiri.

- Thermal Shock Resistance: Kuthekera kwa zinthuzo kupirira kutentha kwachangu popanda kusweka kapena kulephera kumaposa zitsulo zambiri za ceramic ndi zitsulo zina, zomwe zimapangitsa kuti zikhale zoyenera pamachitidwe oyendetsa njinga zamoto.

3. Kuthamanga Kwambiri kwa Nthunzi:

Molybdenum imakhala ndi mpweya wochepa kwambiri pa kutentha kwakukulu poyerekeza ndi zitsulo zina zambiri. Katunduyu ndi wofunikira pakuwonongeka kapena kuwongolera mumlengalenga, chifukwa amachepetsa kuipitsidwa kwa sungunuka kapena malo ozungulira chifukwa cha mpweya wa crucible.

- Popanga semiconductor, komwe chiyero ndi chofunikira kwambiri, kutsika kwa nthunzi ya molybdenum kumathandiza kusunga umphumphu ndi chiyero cha zipangizo zomwe zikukonzedwa.

4. Kusakhazikika kwa Chemical:

Molybdenum imawonetsa kukana kwambiri ku dzimbiri ndi kuukira kwa mankhwala ndi zitsulo zambiri zosungunuka ndi mchere pa kutentha kwambiri. Kukhazikika kwamankhwala kumeneku ndikofunikira kwambiri m'njira zomwe kuipitsidwa kuchokera kuzinthu zomangika kumatha kusokoneza mtundu wa chinthu chomaliza.

- Ma Molybdenum crucibles amalimbana kwambiri ndi zitsulo zosungunula za alkali, zomwe zimawapangitsa kukhala ofunikira pakugwiritsa ntchito zida zina za nyukiliya ndi mankhwala.

- Amawonetsanso kukana kwazitsulo zambiri zosungunula zapadziko lapansi, zomwe ndizofunikira pakupanga maginito ochita bwino kwambiri ndi zida zina zapadera.

5. Thermal Conductivity and Uniform Heating:

Monga tafotokozera m'gawo lapitalo, kutentha kwapamwamba kwa molybdenum kumatsimikizira kugawidwa kwa kutentha kofanana mu crucible. Katunduyu ndi wofunikira kwambiri pakutentha kwambiri komwe ma gradient atha kubweretsa kuwonongeka kwazinthu kapena kulephera kwadongosolo.

- Kutentha kwa yunifolomu ndikofunikira kwambiri pakukula kwa kristalo, monga njira ya Czochralski yomwe imagwiritsidwa ntchito popanga silicon wafer.

Pomaliza, zokonda za ma molybdenum crucibles pa kutentha kwakukulu zimachokera ku kuphatikiza kwawo kwapadera kwa kutentha, makina, ndi mankhwala. Kukhoza kwawo kupirira kutentha kwakukulu kwinaku akusunga umphumphu, kusasunthika kwamankhwala, ndi magwiridwe antchito zimawapangitsa kukhala ofunikira kwambiri m'mafakitale osiyanasiyana ndi magawo asayansi. Kuchokera pakupanga ma semiconductor mpaka kuyenga zitsulo, kuchokera ku kafukufuku wa zida za nyukiliya mpaka kukonza zida zapamwamba, ma molybdenum crucibles akupitilizabe kuchita gawo lofunikira pakukankhira malire a zomwe zingatheke pakutentha kwambiri. Pamene teknoloji ikupita patsogolo ndi njira zatsopano zotentha kwambiri zimapangidwira, katundu wapadera wa ma molybdenum crucibles akuyenera kuwonetsetsa kuti apitilizabe kufunikira kwawo komanso kufunikira kwawo m'malo ovutawa otenthawa.

Ku SHAANXI CXMET TECHNOLOGY CO., LTD, timanyadira zamitundu yathu yayikulu, yomwe imathandizira zosowa zosiyanasiyana zamakasitomala. Kampani yathu ili ndi luso lapadera lopanga ndi kukonza, kuwonetsetsa kuti zinthu zathu ndi zapamwamba komanso zolondola. Ndife odzipereka pazatsopano ndipo timayesetsa mosalekeza kupanga zinthu zatsopano, kutipangitsa kukhala patsogolo pamakampani athu. Ndi luso lotsogola laukadaulo, timatha kusintha ndikusintha msika womwe ukusintha mwachangu. Kuphatikiza apo, timapereka mayankho osinthika kuti akwaniritse zofunikira zamakasitomala athu. Ngati muli ndi chidwi ndi zinthu zathu kapena mukufuna kudziwa zambiri zazomwe timapereka, chonde musazengereze kutilankhula nafe pa sales@cxmet.com. Gulu lathu limakhala lokonzeka nthawi zonse kukuthandizani.

Zothandizira

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