Alumina Crucible Nkoj

Lub nkoj alumina crucible yog lub nkoj tshwj xeeb ceramic siv hauv chav kuaj thiab chaw tsim khoom rau ntau yam kev siv kub. Lub thawv zoo li lub nkoj no feem ntau yog tsim los ntawm alumina, ib daim ntawv crystalline ntawm txhuas oxide paub txog nws qhov tshwj xeeb thermal thiab tshuaj tiv thaiv.

Cov yam ntxwv ntawm Alumina Crucible Boats

1. Kev ua haujlwm siab kub
Alumina crucible nkoj muaj peev xwm tiv taus qhov kub thiab txias, feem ntau dhau ntawm 1700 degree. Cov cuab yeej no ua rau lawv tseem ceeb hauv cov ntawv thov cuam tshuam nrog kev tuav thiab ntim cov hlau molten, alloys, thiab lwm yam khoom siv kub.

2. Tshuaj Inertness
Alumina yog cov tshuaj lom neeg tsis muaj zog, txhais tau tias nws tsis nkag siab nrog cov tshuaj feem ntau. Cov yam ntxwv no tseem ceeb heev nyob rau hauv ib puag ncig uas cov crucible tuaj yeem cuam tshuam nrog cov khoom siv corrosive lossis reactive.

3. Thermal Shock Resistance
Cov nkoj crucible no pom zoo thermal poob siab tsis kam, txhais tau tias lawv tuaj yeem tiv taus kev hloov pauv sai hauv qhov kub thiab txias yam tsis muaj tawg lossis deforming. Cov cuab yeej no yog qhov tseem ceeb rau cov txheej txheem uas muaj cov cua kub ceev los yog cua txias.

4. Dimensional Stability
Alumina crucible nkoj tuav lawv cov duab thiab kev ncaj ncees txawm tias nyob rau hauv huab cua txias, kom ntseeg tau tias muaj tseeb thiab rov ua dua tshiab hauv kev sim thiab kev lag luam.

5. Tsawg Thermal Conductivity
Qhov qis thermal conductivity ntawm alumina pab khaws cov cua sov hauv lub crucible, ua rau nws muaj txiaj ntsig zoo rau cov ntawv thov uas yuav tsum tau tswj qhov kub thiab txias.

6. Hluav taws xob rwb thaiv tsev
Alumina yog ib qho khoom siv hluav taws xob zoo heev, uas yog ib qho tseem ceeb rau cov ntawv thov uas muaj cov khoom siv hluav taws xob cua sov lossis cov cua kub ntau zaus.

7. Smooth nto tiav
Qhov saum npoo ntawm alumina crucible nkoj feem ntau yog du thiab tsis muaj qhov tsis xws luag. Qhov no ua kom yooj yim tshem tawm cov ntaub ntawv solidified thiab txo qhov kev pheej hmoo ntawm kev sib kis.

Kev siv ntawm Alumina Crucible Boats

1. Metallurgy thiab Foundry Operations
Alumina crucible nkoj yog dav siv nyob rau hauv foundries thiab metallurgical kuaj rau melting, casting, thiab alloying ntau yam hlau thiab alloys xws li txhuas, tooj liab, thiab npib tsib xee.

2. Tshuaj ntsuam xyuas thiab tshawb fawb
Lawv pom cov ntawv thov hauv chav kuaj ua cov kev sim uas muaj qhov kub thiab txias, xws li ashing, calcination, thiab sintering.

3. Kev tsim khoom semiconductor
Alumina crucible nkoj yog siv nyob rau hauv zus tau tej cov semiconductors, qhov uas lawv ua hauj lwm raws li ntim rau high-temperature txheej txheem xws li vapor deposition thiab siv lead ua loj hlob.

4. Glassworking thiab ceramics
Cov crucibles no yog ua hauj lwm hauv glassblowing thiab ceramics ntau lawm rau cov dej num xws li fusing, slumping, thiab annealing.

5. Kev lag luam Nuclear
Alumina crucible nkoj yog siv nyob rau hauv cov chaw nuclear rau cov dej num ntsig txog cov khoom siv hluav taws xob siv hluav taws xob tuav thiab tshuaj xyuas.

Kev tsim khoom

Kev tsim cov nkoj alumina crucible muaj ob peb kauj ruam tseem ceeb:

1. Kev npaj cov khoom nyoos
Cov txheej txheem pib nrog cov khoom siv high-purity aluminium oxide hmoov, feem ntau muab los ntawm bauxite ore. Cov hmoov no ces tov nrog binders thiab additives los ua ib homogeneous sib tov.

2. Kev tsim
Cov sib tov yog ces zoo li tus mus rau hauv lub xav zoo li lub nkoj zoo li daim ntawv siv ntau yam txuj ci xws li extrusion, nias, los yog casting.

3. Qhuav
Cov crucibles zoo li raug tswj kom qhuav cov txheej txheem kom tshem tawm cov dej noo thiab cov binders. Cov kauj ruam no yog qhov tseem ceeb los tiv thaiv kev tawg thaum lub sijhawm tua.

4. Kev tua
Cov crucibles qhuav raug rho tawm haujlwm hauv qhov cub ntawm qhov kub siab tshaj 1700 degree. Cov txheej txheem sintering no hloov cov khoom sib xyaw ua ke rau hauv qhov ntom ntom, muaj zog alumina ceramic.

5. Nto xov
Cov crucibles tuaj yeem dhau los ua cov txheej txheem ntxiv kom ua tiav qhov xav tau ntawm qhov chaw tiav, uas yog qhov tseem ceeb rau kev tshem tawm cov khoom yooj yim.

Kev txiav txim siab txog kev saib xyuas

Txhawm rau ncua lub neej ntev thiab ua kom pom kev ua haujlwm ntawm alumina crucible nkoj, nws yog ib qho tseem ceeb rau:

- Zam kev hloov pauv kub ceev

Maj mam cua sov thiab cua txias mus rau qhov kev pom zoo kom txo qis kev pheej hmoo ntawm thermal shock.

- Tsis txhob muaj tshuaj lom neeg

Khaws thiab tuav cov crucibles kom deb ntawm corrosive lossis reactive cov ntaub ntawv los tiv thaiv cov tshuaj tiv thaiv.

- Tshawb xyuas qhov tawg lossis puas

Kev kuaj pom tsis tu ncua tuaj yeem pab txheeb xyuas cov cim qhia ntawm kev hnav lossis kev puas tsuaj uas tuaj yeem cuam tshuam lub crucible kev ncaj ncees.

- Ntxuav kom tsim nyog

Siv txoj kev tu kom zoo thiab zam cov tshuaj hnyav uas yuav ua rau lub ntsej muag alumina.

Alumina Ceramic Properties rau Crucible Nkoj

Nyob rau hauv xaus, alumina crucible nkoj yog indispensable cuab yeej nyob rau hauv ib tug ntau yam ntawm high-temperature daim ntaub ntawv nyob rau hauv ntau yam industries. Lawv cov khoom tshwj xeeb, suav nrog kev kub siab ua haujlwm, tshuaj lom neeg inertness, thiab thermal poob siab tsis kam, ua rau lawv tsis muaj nuj nqis rau cov txheej txheem cuam tshuam nrog huab cua kub thiab cov tshuaj reactive. Kev tuav tswj kom zoo, kev saib xyuas, thiab kev saib xyuas yog qhov tseem ceeb los xyuas kom meej lawv lub neej ntev thiab kev ua tau zoo hauv kev xav tau kev lag luam thiab chaw kuaj.
 

Cim npe nrov: alumina crucible nkoj, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, lag luam wholesale, nqe, kev muag khoom