High purity quartz siv lead ua nkoj tuaj yeem kho

Lus piav qhia luv luv:

Nyob rau hauv cov txheej txheem semiconductor IC, feem ntau yuav tsum tau siv lub cuab yeej rau kev hloov cov nti, tu thiab ua, cov cuab yeej uas nqa cov nti feem ntau hu ua lub nkoj wafer, uas yuav muab ntau lub wafer qhov, txhua qhov wafer qhov. yog siv los tso wafer. Hauv kev tsim cov txheej txheem ntawm semiconductor wafers, cov txheej txheem diffusion ntawm lub cub tawg yog ib qho ntawm cov txheej txheem yooj yim. Nyob rau hauv cov txheej txheem diffusion, ntau wafers yog thawj zaug tso rau ntawm lub nkoj quartz siv lead ua, thiab tom qab ntawd lub nkoj quartz siv lead ua tau muab tso rau hauv lub cub tawg rau batch manufacturing.


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Qhov zoo ntawm quartz yog raws li nram no:

1, kub tsis kam. Lub softening point kub ntawm quartz iav yog hais txog 1730 ° C, uas yuav siv tau rau lub sij hawm ntev ntawm 1150 ° C, thiab qhov siab tshaj plaws kub rau ib lub sij hawm luv luv tuaj yeem ncav cuag 1450 ° C.

2, corrosion kuj. Ntxiv nrog rau hydrofluoric acid, siab purity quartz yuav luag tsis hnov ​​​​mob nrog lwm cov kua qaub, ntawm qhov kub thiab txias, nws tuaj yeem tiv taus sulfuric acid, nitric acid, hydrochloric acid, aqua royalty, nruab nrab ntsev, carbon thiab sulfur yaig. Nws cov kua qaub tsis kam yog 30 npaug ntawm cov ceramics, 150 npaug ntawm cov hlau tsis muaj steel, tshwj xeeb tshaj yog nws cov tshuaj ruaj khov ntawm qhov kub thiab txias, uas yog unmatched los ntawm lwm yam khoom siv engineering.

3, zoo thermal stability. Lub coefficient ntawm thermal expansion ntawm siab purity quartz yog heev me me, muaj peev xwm tiv taus kub kub hloov, lub siab purity quartz yog rhuab mus txog 1100 ℃, thiab yuav tsis tawg rau hauv ib txwm kub dej.

4, zoo lub teeb kis tau tus mob. High purity quartz muaj lub teeb kis tau zoo nyob rau hauv tag nrho cov spectral band los ntawm ultraviolet mus rau infrared, pom lub teeb transmittance ntawm ntau tshaj 93%, tshwj xeeb tshaj yog nyob rau hauv lub ultraviolet spectral cheeb tsam, ~ loj lub teeb transmittance ntawm ntau tshaj 80%.

5, zoo hluav taws xob rwb thaiv tsev kev ua tau zoo. Tus nqi tsis kam ntawm high-purity quartz yog sib npaug rau 10,000 npaug ntawm cov iav quartz zoo tib yam, uas yog cov khoom siv hluav taws xob zoo heev thiab muaj cov khoom hluav taws xob zoo txawm tias qhov kub thiab txias.

Ferrotec yog ib qho ntawm cov khoom lag luam zoo tshaj plaws

Txhawm rau ua kom tau raws li cov neeg siv khoom xav tau, Semicera Zog tuaj yeem tsim ntau yam khoom siv quartz, tso siab rau peb qhov kev ua tau zoo ntawm kev ua haujlwm zoo, vuam tshuab, kev kho deg (ntxuav) thev naus laus zis thiab kev txhawb nqa ntawm pab pawg kws tshaj lij nrog lub zeem muag thoob ntiaj teb, tus kws txiav txim plaub -ua cov khoom zoo rau cov neeg siv khoom.

 

Semicera Chaw Ua Haujlwm
Semicera chaw ua haujlwm 2
Cov cuab yeej siv tshuab
CNN ua, tshuaj ntxuav, CVD txheej
Semicera Ware tsev
Peb qhov kev pabcuam

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