Granite yog lub pob zeb ntuj uas tau dhau los ua ib feem tseem ceeb ntawm wafefive cov cuab yeej siv vim nws qhov tshwj xeeb. Hauv tsab xov xwm no, peb yuav tham txog qhov tseem ceeb ntawm granite thiab yuav ua li cas nws siv nyob rau hauv wafer ua khoom siv.
Granite yog dab tsi?
Granite yog ib hom ntawm cov qauv txawb uas muaj cov qauv crystalline thiab muaj xws li cov khoom sib txawv, suav nrog quartz, feldspar, thiab mika. Nws yog ib lub pob zeb nyuaj tshaj plaws thiab tiv taus hnav thiab kua muag, ua kom nws zoo meej rau kev siv hauv kev lag luam ib puag ncig. Lub zog thiab lub zog ntawm granite ua rau nws cov khoom zoo rau tshuab hauv paus thiab cov khoom siv.
Siv Granite Hauv Nyab Xeeb Ua Khoom Siv
Muaj ob peb txoj hauv kev uas granite siv nyob rau hauv kev nyab xeeb ua khoom siv. Qee cov ntawv thov feem ntau suav nrog:
Wafer chucks
Wafer chucks yog siv los tuav silicon wafers nyob rau hauv qhov chaw thaum sib txawv ntawm kev ua kom muaj kev nyab xeeb. Granite yog cov khoom siv zoo rau wafer chucks vim tias nws muaj qhov tsawg coefficient ntawm thermal expansion, uas txhais tau tias nws tsis cuam tshuam los ntawm qhov kub hloov. Qhov kev ruaj khov no yog qhov tseem ceeb rau kev saib xyuas qhov tseeb uas xav tau thaum lub sijhawm Wafer.
Txheej txheem sib xyaw
Granite kuj tseem siv los ua cov qauv txheej txheem, xws li tshuab cag, thav duab, thiab kab ntawv. Cov khoom siv no yuav tsum tau ua kom ruaj khov thiab tsis yeem tiv thaiv cov kev co thiab kev ntxhov siab uas tshwm sim thaum lub sijhawm Wafer. Granite muab cov khoom ruaj khov, kom ua kom cov khoom siv tswj hwm nws txoj kev ua kom pom tseeb thiab raug.
POLISHING PADS
Polishing cov ntaub qhwv tau siv rau txhuam thiab du qhov chaw ntawm cov khoom qab zib uas sificon. Granite yog siv los ua cov ntaub qhwv no vim tias nws muaj cov khoom siv tsis sib xws uas muab cov txiaj ntsig sib xws. Lub pob zeb tseem tiv taus hnav thiab kua muag, txhais tau tias cov ntaub qhwv tau siv tau ntau yam tsis tau hnav kom sai.
Cov txiaj ntsig ntawm kev siv granite nyob rau hauv wafer ua khoom siv
Muaj ntau cov txiaj ntsig ntawm kev siv granite nyob rau hauv wafer ua khoom siv. Qee cov txiaj ntsig no muaj xws li:
Ruaj khov
Granite muaj cov coefficient ntawm thermal expansion, uas txhais tau tias nws tsis cuam tshuam los ntawm qhov kub hloov. Qhov kev ruaj khov no kom cov khoom siv wafefab uas cov khoom siv tsis zoo thiab muaj tseeb, txawm tias thaum kub hloov pauv.
Yam ruaj khov
Granite yog cov khoom siv nyuaj thiab ruaj khov uas tuaj yeem tiv taus cov hnav thiab kua muag. Nws muab cov kev xav tau ruaj khov rau cov tshuab hauv paus thiab cov khoom siv, ua kom muaj qhov ntev ntev thiab txhim khu kev qha ntawm cov khoom siv.
Kev nplig
Lub ntsej muag zoo li kev ntxhib los mos ntawm granite kom cov khoom siv tswj nws txoj kev ua kom pom tseeb thiab raug. Qhov no yog qhov tseem ceeb thaum lub sijhawm tiv thaiv kev tiv thaiv uas txawm sib txawv me me tuaj yeem ua rau tsis lees txais ntawm Wafer.
Tag
Hauv kev xaus, kev siv cov granite nyob rau hauv wafer ua khoom siv yog qhov tseem ceeb ntawm cov txheej txheem kev tsim khoom. Nws cov khoom tshwj xeeb ntawm kev ruaj khov, durability, thiab precision ua nws ib cov khoom zoo rau siv hauv tshuab hauv tshuab, Cheebtsam, thiab txhuam cov ntaub qhwv. Kev siv ntawm granite nyob rau hauv wafer ua khoom siv tau txhim kho qhov zoo, ua kom muaj kev lag luam thiab kev thev naus laus zis tseeb tau tsim nrog cov qauv zoo tshaj plaws.
Lub Sijhawm Post: Dec-27-2023