Sinceda ihlabathi elikhula ukususela ngo-1983

Ii-Sic Crucibles zokuNyibilikisa iziko

Inkcazelo emfutshane:

Sic Crucibles, eyenziwe ngokuyinhloko kwi-silicon carbide, isetyenziswa kakhulu kumashishini apho amaqondo obushushu aphezulu kunye nokumelana neekhemikhali kubalulekile. Ezi crucibles ziye zaba zezona zikhethwayo kwiziseko kunye neelebhu ngenxa yokuqina kwazo okuphezulu, okuzenza zibaluleke kakhulu kwiinkqubo ezifana nokunyibilika kwesinyithi, ukuphosa, kunye nokucokisa.


Iinkcukacha zeMveliso

FAQ

Iithegi zeMveliso

Umgangatho weCrucible

Imelana neMiriyadi yokunyibilika

IIMPAWU ZEMVELISO

I-Superior Thermal Conductivity

Umxube oyingqayizivele we-silicon carbide kunye negraphite iqinisekisa ukufudumeza ngokukhawuleza kunye okufanayo, ukunciphisa kakhulu ixesha lokunyibilika.

 

I-Superior Thermal Conductivity
Ukumelana nobushushu obugqithisileyo

Ukumelana nobushushu obugqithisileyo

Umxube oyingqayizivele we-silicon carbide kunye negraphite iqinisekisa ukufudumeza ngokukhawuleza kunye okufanayo, ukunciphisa kakhulu ixesha lokunyibilika.

Ukunyangwa koMhlwa okuZinzileyo

Umxube oyingqayizivele we-silicon carbide kunye negraphite iqinisekisa ukufudumeza ngokukhawuleza kunye okufanayo, ukunciphisa kakhulu ixesha lokunyibilika.

Ukunyangwa koMhlwa okuZinzileyo

INGCACISO YOBUGCISA

 

Igraphite / % 41.49
I-SiC / % 45.16
B/C / % 4.85
Al₂O₃ / % 8.50
Uxinaniso oluninzi / g·cm⁻³ 2.20
I-porosity ebonakalayo / % 10.8
Amandla okutyumza/MPa (25℃) 28.4
Imodyuli yokugqabhuka/ MPa (25℃) 9.5
Ubushushu bokumelana nomlilo/ ℃ >1680
Ukumelana nokothuka kweThermal / Amaxesha 100

 

Ubume/Ifomu A (mm) B (mm) C (mm) D (mm) E x F max (mm) G x H (mm)
A 650 255 200 200 200x255 Ngesicelo
A 1050 440 360 170 380x440 Ngesicelo
B 1050 440 360 220 ⌀380 Ngesicelo
B 1050 440 360 245 ⌀440 Ngesicelo
A 1500 520 430 240 400x520 Ngesicelo
B 1500 520 430 240 ⌀400 Ngesicelo

UKUQHUBEKA KWENKQUBO

Ukuqulunqwa okuchanekileyo
I-Isostatic Pressing
High-ubushushu Sintering
Ukuphuculwa komphezulu
Ukuhlolwa komgangatho ngokungqongqo
Ukupakishwa koKhuseleko

1. Ukuqulunqwa okuchanekileyo

Ucoceko oluphezulu lwegraphite + iprimiyamu yesilicon carbide + iarhente ebophelelayo yobunini.

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2.Isostatic Pressing

Uxinaniso ukuya kuthi ga kwi-2.2g/cm³ | Ukunyamezela kobunzima bodonga ± 0.3m

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3.High-Ubushushu Sintering

I-SiC particle recrystallization yenza isakhiwo se-3D yenethiwekhi

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4. Ukuphuculwa komphezulu

I-Anti-oxidation coating → 3 × ukuphuculwa kokuxhathisa kwe-corrosion

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5.Ukuhlolwa komgangatho ngokungqongqo

Ikhowudi yokulandelela eyodwa yokulandeleka ngokupheleleyo komjikelo wobomi

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6.Ukupakishwa koKhuseleko

Umaleko wokufunxa ukothuka + Isithintelo sokufuma + Isingxobo esomeleziweyo

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ISICELO SEMVELISO

IZIKO LOKUnyibilikisa iGAS

Iziko lokunyibilika kwegesi

Isithando sokunyibilikisa induction

I-Induction Melting Furnace

Isithando somlilo

I-Resistance Melting Furnace

KUTHENI USIKHETHE

Izinto:

YethuCylindrical Crucibleyenziwe ukusuka kwi-silicon carbide graphite ecinezelekileyo ye-isostatically, into enika uxhathiso olukhethekileyo lobushushu obuphezulu kunye ne-thermal conductivity egqwesileyo, iyenza ibe sisixhobo esibalulekileyo kwizicelo zokunyibilikisa kwimizi-mveliso.

  1. I-Silicon Carbide (i-SiC): I-Silicon carbide yaziwa ngobunzima bayo obugqithisileyo kunye nokumelana okugqwesileyo kokunxiba kunye nokubola. Iyakwazi ukumelana neekhemikhali zobushushu obuphezulu, inika uzinzo oluphezulu naphantsi koxinzelelo lwe-thermal, okunciphisa umngcipheko wokuqhekeka ngexesha lokutshintsha kweqondo lokushisa ngokukhawuleza.
  2. Igraphite yendalo: Igraphite yendalo inikezela nge-thermal conductivity ekhethekileyo, iqinisekisa ukuhanjiswa kobushushu okukhawulezayo kunye okufanayo kuyo yonke i-crucible. Ngokungafaniyo nodongwe oluqhelekileyo lwe-graphite crucibles, i-cylindrical crucible yethu isebenzisa i-graphite yendalo ecocekileyo, ephucula ukuhanjiswa kobushushu kunye nokunciphisa ukusetyenziswa kwamandla.
  3. I-Isostatic Pressing Technology: I-crucible yenziwe ngokucofa i-isostatic ephezulu, iqinisekisa ubuninzi obufanayo ngaphandle kweziphene zangaphakathi okanye zangaphandle. Le teknoloji iphakamisa amandla kunye nokumelana nokuqhekeka kwe-crucible, ukwandisa ukuqina kwayo kwiindawo eziphezulu zokushisa.

 Ukusebenza:

  1. I-Superior Thermal Conductivity: ICylindrical Crucible yenziwe kwizinto eziphezulu ze-thermal conductivity ezivumela ukuhanjiswa ngokukhawuleza kunye nokushisa. Oku kwandisa ukusebenza kakuhle kwenkqubo yokunyibilikisa ngelixa kunciphisa ukusetyenziswa kwamandla. Xa kuthelekiswa ne-crucibles eqhelekileyo, i-thermal conductivity iphuculwe nge-15% -20%, ekhokelela ekugcinweni kwe-fuel ebalulekileyo kunye nemijikelezo yokuvelisa ngokukhawuleza.
  2. Ukuchasana nokuGqwesa okugqwesileyo: I-silicon carbide graphite crucibles yethu ixhathisa kakhulu kwimiphumo ephazamisayo yesinyithi etyhidiweyo kunye neekhemikhali, iqinisekisa ukuzinza kunye nokuphila ixesha elide kwi-crucible ngexesha lokusetyenziswa ixesha elide. Oku kubenza balungele ukunyibilikisa i-aluminium, ubhedu, kunye ne-alloys ezahlukeneyo zetsimbi, ukunciphisa ukugcinwa kunye nokutshintshwa kwamaxesha.
  3. Ubomi beNkonzo eYandisiweyo: Ngobunzima obuphezulu kunye nesakhiwo esiphakamileyo, ixesha lokuphila le-cylindrical crucible li-2 ukuya ku-5 ixesha elide kuneentsimbi ze-graphite zobumba. Ukuchasana okuphezulu kokuqhekeka kunye nokugqoka kwandisa ubomi bokusebenza, ukunciphisa ixesha lokuphumla kunye neendleko zokutshintsha.
  4. Ukumelana ne-Oxidation ephezulu: Ukwakhiwa kwezinto ezenziwe ngokukodwa ngokufanelekileyo kuthintela i-oxidation yegraphite, ukunciphisa ukuthotywa kwamaqondo aphezulu kunye nokwandisa ubomi be-crucible.
  5. Amandla aphezulu omatshini: Ngombulelo kwinkqubo yokucinezela isostatic, i-crucible iqhayisa amandla akhethekileyo omatshini, igcina imilo yayo kunye nokuqina kwiindawo eziphezulu zokushisa. Oku kwenza kube yinto efanelekileyo kwiinkqubo zokunyibilikisa ezifuna uxinzelelo oluphezulu kunye nokuzinza komatshini.

Izinto eziluncedo kwiMveliso:

  • Izibonelelo zezinto eziphathekayo: Ukusetyenziswa kwe-graphite yendalo kunye ne-silicon carbide iqinisekisa ukuhanjiswa kwe-thermal ephezulu kunye nokumelana nokubola, ukubonelela ngokusebenza okungapheliyo kwiindawo ezinzima, ezinobushushu obuphezulu.
  • Ubume be-High-Density Structure: I-teknoloji ye-Isostatic yokucinezela isusa i-voids yangaphakathi kunye nokuqhekeka, ukuphucula kakhulu ukuqina kwe-crucible kunye namandla ngexesha lokusetyenziswa okwandisiweyo.
  • Ukuzinza kobushushu obuphezulu: Ukukwazi ukumelana namaqondo okushisa ukuya kwi-1700 ° C, le crucible ifanelekile kwiinkqubo ezahlukeneyo zokunyibilikisa kunye nokuphosa ezibandakanya isinyithi kunye ne-alloys.
  • Ukonelisa amandla: Iimpawu zayo eziphezulu zokudlulisa ubushushu zinciphisa ukusetyenziswa kwamafutha, ngelixa imathiriyeli ehambelana nokusingqongileyo inciphisa ungcoliseko kunye nenkunkuma.

Ukukhetha ukusebenza kwethu okuphezulu kweCylindrical Crucible akuyi kuphucula ukusebenza kwakho kwe-smelting kuphela kodwa kuya kunciphisa ukusetyenziswa kwamandla, ukwandisa ixesha lokuphila kwezixhobo, kunye neendleko eziphantsi zokugcinwa, ekugqibeleni kuphuculwe ukusebenza kakuhle kwemveliso.

Izinto eziluncedo zeSic Crucibles

  1. Ukumelana nobushushu obuphezulu: I-Sic Crucibles imelana nokushisa ukuya kwi-1650 ° C, iyenza ibe yinto efanelekileyo yokunyibilika kwesinyithi kunye nezinye izicelo zokushisa okuphezulu.
  2. Ukuqina kunye nokuphila ixesha elide: Ngamandla okutyumza okuqinileyo ≥ 8.5 MPa, ezi zixhobo ziyakwazi ukunyamezela uxinzelelo lomatshini olubandakanyekayo kwizicwangciso zemizi-mveliso ngaphandle kokuqhekeka okanye ukuguqulwa.
  3. Ukuzinza kweMichiza: Umxholo ophezulu we-silicon carbide (50-60%) unika ukuchasana okugqwesileyo kwimichiza yeekhemikhali, iqinisekisa ubomi obude nangona ibonakaliswe kwisinyithi esityhidiweyo okanye iikhemikhali ezinobundlobongela.

Ukuphathwa ngokuKhuselekileyo kunye noLondolozo lweSic Crucibles

Ukwandisa ixesha lokuphila kweeSic Crucibles kunye nokuqinisekisa ukusebenza kwazo ngokukhuselekileyo, kubalulekile ukulandela izikhokelo ezimbalwa zokugcina:

  • Ukucocwa rhoqo: Ii-crucibles kufuneka zicocwe rhoqo ukuze kususwe nayiphi na intsalela, ukuthintela ukungcoliseka kunye nokubola.
  • Kuphephe ukothuka kweThermal: Ukufudumeza ngokuthe ngcembe kunye nokupholisa kubalulekile ukunqanda ukuqhekeka. Ukutshintsha kweqondo lokushisa ngokukhawuleza kunokubangela ukuba izinto ziqhekeke.
  • Thintela ukonakala kweMichiza: Kuphephe ukuchanabeka kwiikhemikhali ezitshabalalisayo, ngakumbi izisombululo zealkaline okanye ezineasidi, ezinokuthoba ingqibelelo yesakhiwo se-crucible.

Ulwazi olusebenzayo lwabathengi

Ukukhetha iSic Crucible efanelekileyo kuxhomekeke kwiimfuno ezithile zenkqubo yakho yoshishino. Qwalasela izinto ezifana neqondo lobushushu, ukuhambelana kwezinto, kunye neemfuno zobungakanani. Kwizicelo zehlabathi zangempela, abathengi abaninzi baye babika ukunciphisa okukhulu kweendleko zokugcina kunye nokwandisa ukusebenza kakuhle kwemveliso ngokutshintshela kwi-Sic Crucibles.

I-Sic Crucibles sisixhobo esiyimfuneko kumashishini afuna izixhobo zokusebenza eziphezulu ezikwaziyo ukumelana nobushushu obugqithisileyo kunye nokuvezwa kweekhemikhali. Ngokuqonda iipropathi zabo kunye nokulandela iiprothokholi zolungiso olufanelekileyo, amashishini anokuphucula ukusebenza kakuhle ngelixa enciphisa ixesha lokuphumla.

Ezi mpawu zinika i-Sic Crucibles i-thermal conductivity ekhethekileyo, ukwanda kwe-thermal ephantsi, kunye nokuxhathisa ukubola kweekhemikhali, ziqinisekisa ukuba zisebenza ngokufanelekileyo nakwiindawo ezinzima kakhulu.

FAQS

I-Q1: Ziziphi iingenelo ze-silicon carbide graphite crucibles xa kuthelekiswa ne-graphite crucibles yendabuko?

Ukumelana nobushushu obuphezulu: Inokumelana ne-1800 ° C ixesha elide kunye ne-2200 ° C yexesha elifutshane (vs. ≤1600 ° C yegraphite).
Ubomi Obude: I-5x engcono yokuxhathisa ukothuka kwe-thermal, 3-5x ubude benkonzo yomndilili wenkonzo.
Zero Usulelo: Akukho ukungena kwekhabhoni, ukuqinisekisa ukucoceka kwesinyithi esinyibilikisiweyo.

I-Q2: Zeziphi izinyithi ezinokunyibilikiswa kwezi crucibles?
Iintsimbi eziqhelekileyo: Aluminiyam, ubhedu, i-zinc, igolide, isilivere, njl.
Iintsimbi ezisebenzayo: I-Lithium, i-sodium, i-calcium (idinga i-Si₃N₄ yokugquma).
Iintsimbi eziRefractory: I-Tungsten, i-molybdenum, i-titanium (idinga i-vacuum / igesi ye-inert).

I-Q3: Ngaba ii-crucibles ezintsha zifuna unyango lwangaphambili ngaphambi kokusetyenziswa?
Ukubhaka okunyanzelekileyo: Ukufudumala kancinci ukuya kuma-300 ° C → bamba iiyure ezi-2 (isusa ukufuma okushiyekileyo).
Ingcebiso yokuQala yokuNyibilika: Nyibilikisa ibhetshi yezinto ezilahliweyo kuqala (yenza umaleko okhuselayo).

I-Q4: Ukuthintela njani ukuqhekeka kwe-crucible?

Ungaze uhlawule izinto ezibandayo kwi-crucible eshushu (max ΔT <400 ° C).

Izinga lokupholisa emva kokunyibilika <200 ° C / ngeyure.

Sebenzisa i-crucible tongs ezinikezelweyo (ukuphepha impembelelo yomatshini).

Q5: Ukuthintela njani ukuqhekeka kwe-crucible?

Ungaze uhlawule izinto ezibandayo kwi-crucible eshushu (max ΔT <400 ° C).

Izinga lokupholisa emva kokunyibilika <200 ° C / ngeyure.

Sebenzisa i-crucible tongs ezinikezelweyo (ukuphepha impembelelo yomatshini).

Q6: Yintoni ubungakanani obuncinci bomyalelo (MOQ)?

Iimodeli ezisemgangathweni: Iqhekeza eli-1 (iisampulu zikhoyo).

Uyilo lweSiko: Iziqwenga ze-10 (imidwebo ye-CAD iyadingeka).

Q7: Lithini ixesha lokuhamba?
Izinto ezikwiStokhwe: Ngenqanawa kwiiyure ezingama-48.
Imiyalelo yesiko: 15-25iintsukukwimveliso kunye neentsuku ezingama-20 zokungunda.

Q8: Indlela yokufumanisa ukuba i-crucible ayiphumelelanga?

Iintanda> 5mm kudonga lwangaphakathi.

Ubunzulu bokungena kwesinyithi> 2mm.

Ukuguqulwa > i-3% (ukulinganisa ukutshintshwa kwedamitha yangaphandle).

Q9: Ngaba uyasibonelela ngesikhokelo senkqubo yokunyibilika?

Ukufudumeza amagophe kwiintsimbi ezahlukeneyo.

Isibali-manani sokuhamba kwerhasi engasebenziyo.

Ukususwa kwe-slag izifundo zevidiyo.


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