Dab tsi yog qhov zoo thiab tsis zoo ntawm graphite hluav taws xob piv nrog cov tsoos hlau hlau hluav taws xob?
Thaum sib pivGraphite electrodesRauTsoos Hlau Hlau Electrodes(Zoo li tooj liab lossis tungsten), nws yog qhov tseem ceeb los ntsuas lawv cov kev ua tau zoo ntawmHluav taws xob conductivies, thermal protenties, durability, nqi, thiab kev thov kom haum.
Qhov zoo ntawm Graphite Electrodes:
✅ 1. High - kub tsis kam
NpaimTuaj yeem tiv taus kub txog3,000 degreeTsis muaj melting (nws sublimes), hos cov hlau zoo liTooj liab yaj ntawm 1,085 degreeThiabTungsten ntawm 3,422 degree(Tab sis feem ntau tsis muaj txiaj ntsig vim muaj nqi lossis brittleness).
Qhov no ua graphite zoo tagnrho rauKev thov cua sov heevZoo li EAF steelmaking.
✅ 2. Zoo heev boilal tsis kam
Graphite tsis nthuav dav ntau nyob rau hauv cov kev hloov kub sai (Tsawg CTE), Txo txoj kev pheej hmoo ntawm kev tawg lossis deformation. Cov hlau, tshwj xeeb tshaj yog tooj liab, muaj ntau dua rau kev ntxhov siab ua kom sov tsis ua haujlwm tsis ua haujlwm.
✅ 3. Zoo hluav taws xob conductivity (rau daim ntawv thov)
Thaum tsis yog ua raws li conderive li tooj liab, graphite muajTxaus siab tauRau siab siab - Cov ntawv thov tam sim no thiab them nrog lwm tus cwj pwm zoo dua (thermal kuj, durability).
✅ 4. Tshuaj lom neeg inertness
Graphite tsis yog qhov yooj yim nrog molten cov hlau, swb, lossis roj av, ua rau nws ntau ruaj nyob hauv cov chaw hnyav. Cov hlau yuav corrode lossis paug cov yaj.
✅ 5. Tus nqi -} Siv tau zoo rau high- scp applics
RauHigh -} kub cov txheej txheem, Graphite feem ntauNtau dua kev lag luam thiab kev siv tauTshaj li cov hlau txawv (piv txwv li, tungsten), txiav txim siab ua tau thiab thiav.
Qhov tsis zoo ntawm Graphite Electrodes:
❌ 1. Kev tsawg dua hluav taws xob zoo dua tooj liab
Tooj liab muaj ntau dua kev ua haujlwm, Ua cov hlau hluav taws xob zoo dua rau cov ntawv thov uasTsawg kawg tiv thaiv cua sovThiab cov ntws ntau tshaj plaws yog qhov tseem ceeb (piv txwv li, busbars, qee yam electronics).
❌ 2. Tuaj yeem
Graphite electrodes yogNoj thaum siv(Lawv yaig vim yog kev cuam tshuam arc, oxidation, thiab vaporization), xav tau hloov ntau zaus. Hlau hlau hluav taws xob (tshwj xeeb tshaj yog cov hlau sib txuas) tej zaum yuav ntev dua nyob rau qee kis.
❌ 3. Brittleness
Graphite yogNkig thiab tsis taus, Xav kom ceev faj kev tuav thiab teeb tsa. Cov hlau zoo li tooj liab yog ntau dua cookile thiab yooj yim rau tshuab lossis daim ntawv.
❌ 4. Hnav thiab Yaig
Graphite electrodes hnav dhau sijhawm, tshwj xeeb tshaj yog nyob rau hauv high- Cov ntawv thov tam sim no, ua rau cov khoom poob thiab kev hloov pauv.
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Hlau hluav taws xob (piv txwv li, tooj liab)
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Txog li 1,085℃(cu), txwv los ntawm melting
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Zoo (tsis yog siab tshaj)
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Zoo heev (tooj yog qhov zoo tshaj plaws)
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Thermal poob siab tsis kam
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Pluag (sib tw tawg nyob rau hauv thermal kev ntxhov siab)
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Kev ua kom ruaj khov nyob rau hauv cov xwm txheej hnyav
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Siab (chemically ruaj khov)
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Qis dua (kev pheej hmoo ntawm corrosion / oxidation)
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Tus nqi ua tau zoo (rau EAF)
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Txo rau Cov Huab Tais Temps
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Feem ntau tsis muaj (tab sis yuav ua tsis tau)
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Graphite electrodes yogSuperior nyob rau hauv high - kub, high- Daim ntawv thov tam sim no zoo li EAF Steelmaking, Qhov twg lawv cov hluav taws xob ruaj khov thiab tshuaj ua kom tsis txhob muaj kev coj ua lawv qhov qis dua. Hlau hluav taws xob (zoo li tooj liab)Yog zoo dua haum rauHluav taws xob cuam tshuam -}} Tsom, qis- kub sivTab sis tsis ua raws li huab cua sov lossis kev ua kom haum.