1.Qhov xwm txheej ntawm qhov chaw sealing:Qhov zoo li cas thiab qhov roughness ntawm qhov chaw sealing muaj qee yam cuam tshuam rau kev ua haujlwm ntawm sealing, thiab qhov chaw du yog qhov zoo rau kev sealing. Lub gasket mos tsis rhiab rau qhov xwm txheej ntawm qhov chaw vim nws yooj yim rau deform, thaum lub gasket tawv muaj feem cuam tshuam loj rau qhov xwm txheej ntawm qhov chaw.
2. Qhov dav ntawm qhov chaw sib khi:qhov dav ntawm qhov sib cuag ntawm qhov chaw sib khi thiabgasketlos yog ntim khoom, txoj kev ntev ntawm cov kua dej xau thiab qhov poob ntawm kev tiv thaiv ntws ntau dua, uas yog qhov zoo rau kev kaw. Tab sis nyob rau hauv tib lub zog nias, qhov dav ntawm qhov sib cuag loj dua, qhov siab ntawm kev kaw yuav me dua. Yog li ntawd, qhov dav ntawm qhov sib cuag tsim nyog yuav tsum tau pom raws li cov khoom siv ntawm lub foob.
3. Cov khoom siv kua:Qhov viscosity ntawm cov kua muaj feem cuam tshuam loj heev rau kev ua haujlwm ntawm lub ntim thiab gasket. Cov kua uas muaj viscosity siab yooj yim rau kev kaw vim nws cov kua tsis zoo. Qhov viscosity ntawm cov kua siab dua li cov roj, yog li cov kua yooj yim rau kev kaw dua li cov roj. Cov pa roj uas tau ntim yooj yim dua rau kev kaw dua li cov pa roj kub heev vim nws tuaj yeem ua rau cov tee dej tawm thiab thaiv cov channel xau ntawm cov nto sealing. Qhov loj dua ntawm cov kua, qhov yooj yim dua rau kev raug thaiv los ntawm qhov sib txawv nqaim ntawm kev kaw, yog li nws yooj yim rau kev kaw. Qhov ntub ntawm cov kua rau cov khoom siv foob kuj muaj qee yam cuam tshuam rau lub foob. Cov kua uas yooj yim nkag mus yooj yim rau kev xau vim yog qhov kev ua haujlwm ntawm cov micropores hauv gasket thiab packing.
4. Kub ntawm cov kua dej:Qhov kub thiab txias cuam tshuam rau qhov viscosity ntawm cov kua, yog li cuam tshuam rau kev ua haujlwm sealing. Nrog rau qhov kub thiab txias nce ntxiv, qhov viscosity ntawm cov kua txo qis thiab cov roj nce ntxiv. Ntawm qhov tod tes, qhov kev hloov pauv ntawm qhov kub thiab txias feem ntau ua rau cov khoom sib khi deformation, uas yooj yim ua rau xau.
5. Cov khoom siv ntawm gasket thiab packing:Cov khoom mos mos yooj yim los tsim cov elastic lossis yas deformation nyob rau hauv qhov kev ua ntawm preload, yog li thaiv cov channel ntawm cov kua dej xau, uas yog qhov zoo rau kev sib khi; txawm li cas los xij, cov khoom mos mos feem ntau tsis tuaj yeem tiv taus qhov kev ua ntawm cov kua dej siab. Qhov kev tiv thaiv corrosion, tiv thaiv cua sov, compactness thiab hydrophilicity ntawm cov ntaub ntawv sib khi muaj qee yam cuam tshuam rau kev sib khi.
6. Kev sib khi ntawm qhov chaw tshwj xeeb:Lub zog ib txwm muaj rau ntawm qhov chaw sib cuag ntawm cov chaw sib khi hu ua lub zog sib khi tshwj xeeb. Qhov loj ntawm lub zog sib khi tshwj xeeb yog ib qho tseem ceeb uas cuam tshuam rau kev ua haujlwm ntawm gasket lossis packing. Feem ntau, muaj lub zog tshwj xeeb tsim rau ntawm qhov chaw sib khi los ntawm kev siv lub zog nruj ua ntej kom lub foob hloov pauv, kom txo lossis tshem tawm qhov sib txawv ntawm cov chaw sib khi thiab tiv thaiv cov kua dej kom tsis txhob hla dhau, kom ua tiav lub hom phiaj ntawm kev sib khi. Nws yuav tsum tau taw qhia tias qhov cuam tshuam ntawm lub zog kua dej yuav hloov lub zog tshwj xeeb ntawm qhov chaw sib khi. Txawm hais tias qhov nce ntawm lub zog tshwj xeeb ntawm qhov chaw sib khi muaj txiaj ntsig zoo rau kev sib khi, nws raug txwv los ntawm lub zog extrusion ntawm cov khoom sib khi; rau lub foob dynamic, qhov nce ntawm lub zog tshwj xeeb ntawm qhov chaw sib khi kuj tseem yuav ua rau muaj kev nce ntxiv ntawm kev sib txhuam.
7. Kev cuam tshuam ntawm cov xwm txheej sab nraud:Kev co ntawm cov kav dej, kev hloov pauv ntawm cov khoom sib txuas, kev hloov pauv ntawm qhov chaw teeb tsa thiab lwm yam laj thawj yuav tsim cov zog ntxiv rau ntawm cov foob, uas yuav muaj cov teebmeem tsis zoo rau cov foob. Tshwj xeeb tshaj yog kev co yuav ua rau lub zog nias ntawm cov nplaim sealing hloov pauv tas li, thiab ua rau cov ntsia hlau txuas xoob, ua rau lub foob tsis ua haujlwm. Qhov ua rau muaj kev co yuav yog sab nraud lossis sab hauv. Yuav kom ua rau lub foob txhim khu kev qha, peb yuav tsum xav txog cov yam saum toj no, thiab kev tsim khoom thiab kev xaiv cov gasket sealing thiab cov ntim khoom yog qhov tseem ceeb heev.
Lub sijhawm tshaj tawm: Lub Ob Hlis-23-2022