Silicon Hlau Metallurgical Qib

 

Silicon hlau (CAS 7440-21-3)feem ntau hu uametallurgical qib silicon lossis metallic siliconvim nws ci xim hlau. Hauv kev lag luam nws yog siv los uaaluminium alloy lossis semiconductor khoom.

Silicon hlau kuj tseem siv hauv kev lag luam tshuaj los tsim cov siloxanes thiab silicones. Nws raug suav hais tias yog ib qho khoom siv raw khoom hauv ntau thaj tsam ntawm lub ntiaj teb.

Kev lag luam thiab daim ntawv thov tseem ceeb ntawm silicon hlau nyob rau hauv lub ntiaj teb no tseem loj hlob. Ib feem ntawm kev lag luam thov rau cov khoom siv raw no tau ntsib los ntawm tus tsim khoom thiab xa tawm ntawm silicon hlau.

 

Silicon hlau tseem hu ua metallurgical silicon los yog, feem ntau, tsuas yog silicon.

Silicon nws tus kheej yog qhov thib yim tshaj plaws hauv lub ntiaj teb, tab sis nws tsis tshua pom muaj nyob hauv daim ntawv ntshiab hauv ntiaj teb. US Chemical Abstracts Service (CAS) tau muab nws tus lej CAS 7440-21-3.

Cov khoom ntawm silicon hlau

Silicon hlau nyob rau hauv nws daim ntawv ntshiab yog grey, lustrous, metalloidal keeb uas tsis muaj ntxhiab tsw.

Nws melting point thiab boiling point yog siab heev. Nws yog xim hlau silicon pib melting ntawm li 1,410 degree. Qhov kub ntawm qhov kub yog siab dua thiab muaj li ntawm 2,355 degree.

Cov dej solubility ntawm silicon hlau yog tsawg heev uas nws suav hais tias yog insoluble hauv kev xyaum.

Silicon hlauyog tsim los ntawm quartzite (lub ntuj tshwm sim ntxhia SiO₂), thee thiab ntoo. Thaum lub sij hawm tsim khoom, quartz (SiO₂) txo los ntawm carbon (C) rau silicon carbide (SiC). Cov silicon carbide dhau los ua tus neeg sawv cev txo qis rau qhov seem ntawm cov quartz uas tsis tau hnov ​​​​qab hauv hluav taws xob arc uas tsim los ntawm peb lub electrodes.

Nyob rau hauv thawj theem ntawm tus txheej txheem, ntau lawm yuav siv sij hawm qhov chaw nyob rau hauv ob tsis kam -arc furnaces, qhov twg qhov kub nce mus txog 2,000℃. Graphitized electrodes yog siv rau hauv kev tsim khoom.

Tag nrho cov nqi hluav taws xob siv los ntawm lub tshuab hluav taws xob yog 25 MW. Ib qho ntxiv 4 MW yog siv los ua haujlwm ntawm lub tshuab nqus tsev vacuum.

Qhov kawg tshwm sim ntawm cov txheej txheem yog ntau dua los yog sib npaug rau 98.5% ntshiab silicon hlau.

Ib qho los ntawm - cov khoom ntawm nws cov khoom tsim yog microsilica, uas yog cais los ntawm cov pa taws ua tsaug rau cov hnab lim tshwj xeeb uas lub Hoobkas hauv Iceland tau nruab. Ua tsaug rau cov lim dej no, cov plua plav tawm ntawm huab cua tsim thaum lub sijhawm tsim khoom yuav luag tag nrho.

Feem ntau ntawm cov khoom siv raw yog hloov mus rau hauv cov hlau silicon, yog li cov txheej txheem tsim khoom tsim tawm tsawg heev los ntawm - cov khoom. Ib feem me me ntawm cov khoom siv raw kuj tau txais hauv daim ntawv ntawm slag.

Nws yog tsim nyog hais tias microsilica, uas yog tsim los ntawm - khoom ntawm silicon hlau ntau lawm, yog ib tug nrov thiab dav siv additives rau pob zeb thiab mortars. Nws kuj yog siv nyob rau hauv zus tau tej cov ceramic thiab refractory khoom.

 

Kev tsom xam ntawm kev lag luam thoob ntiaj teb kom meej meej qhia tias qhov tseem ceeb ntawmsilicon hlauyog pheej loj hlob.Yog li, nyob rau hauv cov sectors thiab cheeb tsam ntawm kev lag luam yog cov khoom siv raw hauv qhov kev thov siab tshaj plaws? Nws siv rau dab tsi?

Metallurgical silicon tuaj yeem siv rau hauvsteel ntau lawm, thiab astus neeg sawv cev alloying hauv aluminium casting.

Nws yog ib qho tsim nyog sau cia tias aluminium-silicon tsheb qhov sib dua thiab muaj zog dua li cov khoom pov tseg los ntawm cov txhuas ntshiab. Automotive qhov chaw xws li lub cav thaiv thiab cov log tsheb rims yog cov feem ntau cam khwb cia txhuas silicon qhov chaw.

Yuav luag ib nrab ntawm tag nrho cov metallurgical silicon yog siv los ntawm kev lag luam tshuajlos tsim fumed silica(thickening thiab drying agent),silanes(tus neeg sawv cev coupling)thiab silicone(sealants, adhesives thiab lubricants).

Photovoltaic- qib polysilicon feem ntau yog siv rau covkev tsim cov polysilicon solar cells.

Nyob ib ncig ntawm tsib tons ntawm polysilicon xav tau los tsim ib megawatt ntawm hnub ci modules.

Niaj hnub no, polysilicon hnub ci tshuab tso nyiaj rau ntau tshaj li ib nrab ntawm lub hnub ci zog tsim tawm thoob ntiaj teb.

Monocrystalline silicon yog cov khoom siv tseem ceeb hauv cov khoom siv hluav taws xob niaj hnub. Raws li cov khoom siv substrate, nws yog sivhauv kev tsim cov teb- cuam tshuam transistors(FETs), LEDs thiab integrated circuits.

Silicon tuaj yeem pom hauv txhua yamkhoos phis tawj, xov tooj ntawm tes, ntsiav tshuaj, TV, xov tooj cua thiab lwm yam khoom siv sib txuas lus niaj hnub no.

Nws kwv yees tias ntau tshaj li ib feem peb ntawm tag nrho cov khoom siv hluav taws xob muaj silicon-raws li cov tshuab semiconductor.

Hard silicon carbide alloy yog siv rau hauvntau yam khoom siv hluav taws xob thiab tsis yog -cov ntawv thov hluav taws xob, suav nrog cov khoom siv hluavtaws, siab -kub semiconductors, tawv ceramics, cov cuab yeej txiav, nres discs, abrasives, tsho tiv thaiv mos txwv thiab cov khoom cua sov.

 

 

silicon hlau 97

silicon hlau 553

Silicon hlau 441

Silicon hlau 3303

Silicon hlau 33017

Silicon hlau 2510

Silicon hlau 2202

 

 

1. Ua ntej-Kev Paub Tes Ua Haujlwm

Hauv kev sib koom tes tsis ntev los no nrog rau cov chaw tsim khoom tsheb loj rau lawv cov kab tshiab -kev ua tau zoo, peb tau ntsib qhov kev sib tw tseem ceeb. Cov neeg siv khoom xav tau ultra-siab-purity Silicon Metal (553#) nrog cov calcium uas tsis tshua muaj thiab aluminium impurities kom ntseeg tau tias cov dej ntws zoo dua, lub zog, thiab thermal stability hauv lawv cov aluminium-silicon alloys. Cov qib txheem poob qis, ua rau tsis sib xws hauv lawv cov castings.

Los ntawm kev mob siab rau, kev sib koom ua ke- txheej txheem kev txhim kho, peb pib ua "Purity-Thawj" raws tu qauv. Qhov no koom nrog kev nrhiav cov quartz nyoos los ntawm ib qho tshwj xeeb, qis- impurity mine, ua kom zoo dua qhov kub thiab txias thiab txo tus neeg sawv cev piv rau hauv peb cov submerged arc furnaces, thiab siv ib qho ntxiv -tapping refining theem. Peb nyob rau hauv -lub tsev lab tau khiav tiag tiag- lub sij hawm batch analyses, pub cov ntaub ntawv rov qab mus rau lub cub tawg tswv.

Qhov tshwm sim yog ibbespoke, upgraded Silicon hlau qibuas tsis tu ncua ua raws li impurity theem 30% qis dua tus qauv 553 # specifications. Qhov no tsis tsuas yog daws cov neeg siv khoom tam sim ntawd tab sis kujtxo lawv cov alloying tag nrho los ntawm 15%, ua rau cov nqi tsim tau ntau dua thiab siab dua - cov khoom zoo kawg.

Qhov kev nkag siab tseem ceeb ntawm kev taug kev no yog:Muab Silicon Hlau tsis yog hais txog kev xa khoom; nws yog hais txog kev xa ibguarantee ntawm kev kwv yees ua tau zoo.Qhov tseeb tshuaj hneev taw ncaj qha txiav txim siab qhov ruaj khov thiab cov khoom ntawm peb cov neeg siv khoom kawg alloy.

 

2. Cov ntsiab lus thiab Scenario Elaboration

Thaum lub sijhawm sim ntau lawm, peb tau ntsib qhov kev hloov pauv tsis tau xav txog hauv cov ntsiab lus carbon ntawm peb tus thawj txo qis (coal). Txawm tias qhov kev hloov pauv me me tau txaus los cuam tshuam qhov txo qis qis, cuam tshuam rau qib impurity batch-rau-batch. Qhov no yog ib qho tseem ceeb rau kev ua tiav qhov kev cog lus tsis tu ncua.

Qhov teeb meem no tau coj mus rau kev ua haujlwm tseem ceeb ntawm kev ua tiav:Kev tswj hwm tag nrho ntawm cov saw muaj nuj nqis tsis yog - sib tham tau rau cov khoom tshwj xeeb.Peb tsis tuaj yeem cia siab rau qhov chaw yuav khoom raw khoom. Yog li ntawd, peb tau tsim lub sijhawm ntev -lub sij hawm, qhov zoo- kaw cov ntawv cog lus nrog cov chaw muag khoom tseem ceeb thiab tau nqis peev rau hauv cov khoom siv tshuaj xyuas cov khoom zoo heev. Qhov no tso cai rau peb ua ntej- sib tov thiab homogenize txo tus neeg sawv cev, ua kom muaj cov tswv yim zoo sib xws rau peb cov txheej txheem. Cov lus qhia tau meej: precision nyob rau hauv cov khoom kawg xav tau precision los ntawm thawj kauj ruam.

 

3. Cov neeg siv khoom tiag tiag Case Reference

Ib qho piv txwv tseem ceeb yog peb txoj kev koom tes nrogVanguard Alloys Co., Ltd., yog ib lub chaw tsim khoom ntawm aerospace-qib aluminium alloys. Lawv tau grappling nrogntau porosity thiab brittleness nyob rau hauv lawv qhov tseem ceeb nyias- phab ntsa castings, uas coj mus rau ib tug siab scrap tus nqi thiab nce nqi ntau lawm. Lawv qhov kev tsom xam tau taw qhia txog kev tsim cov pa roj thiab kev sib koom ua ke ntawm silicon tsis zoo thaum lub sij hawm melting, traceable rau qhov tsis zoo thiab cov ntsiab lus siab cov ntsiab lus hauv lawv cov khoom siv silicone yav dhau los.

Peb qhov kev daws teeb meem yog ibmulti-faceted support package:

Khoom siv:Muab peb cov khoom qis qis - taug qab Silicon Hlau (421#).

Kev Pabcuam:Muab cov ntaub ntawv qhia ntxaws ntxaws nrog kev pom zoo rau kev sib cais kub thiab kev ua kom sib xyaw ua ke rau lawv qhov tshwj xeeb qhov cub teeb.

Kev sib koom tes:Koom tes ua cov kev sim melting ntawm lawv lub chaw kom zoo -tune parameters.

Qhov tshwm sim tau hloov pauv.Vanguard Alloys tau ua tiav 40% txo qhov tsis xws luag ntawm casting porosity thiab txhim kho lub zog tensile ntawm lawv cov alloys los ntawm 8%.Qhov no txo ​​qis lawv cov khoom pov tseg, txhawb kev tsim khoom kom zoo, thiab, qhov tseem ceeb tshaj, txhim kho kev ntseeg siab ntawm lawv cov khoom siv rau lub hom phiaj- cov ntawv thov dav hlau tseem ceeb. Peb txoj kev koom tes tau hloov zuj zus los ntawm kev sib raug zoo ntawm cov neeg muag khoom yooj yim mus rau kev sib koom tes zoo rau cov khoom siv tshiab.

 

Cim npe nrov: silicon hlau metallurgical qib, Tuam Tshoj silicon hlau metallurgical qib manufacturers, lwm tus neeg, Hoobkas