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Cov khoom siv rwb thaiv tsev ua los ntawm roj hmab puas siv tau rau cov kav dej hlau galvanized?
Hauv kev rwb thaiv tsev yeeb nkab, tshwj xeeb tshaj yog nyob rau hauv kev lag luam thiab kev lag luam, kev xaiv cov ntaub ntawv rwb thaiv tsev yog qhov tseem ceeb heev, cuam tshuam rau kev siv hluav taws xob zoo, kev tiv thaiv kev hws, thiab kev tiv thaiv xeb. Ib lo lus nug feem ntau yog seb cov roj hmab ua npuas ncauj rwb thaiv tsev puas zoo rau cov yeeb nkab hlau galvanized. Qhov no...Nyeem ntxiv -
Cov khoom siv rwb thaiv tsev ua los ntawm roj hmab FEF puas siv tau rau hauv cov kav dej txias thiab cov khoom siv?
Kev rwb thaiv tsev ua lub luag haujlwm tseem ceeb hauv kev tsim kho vaj tse thiab HVAC systems, ua kom muaj kev siv hluav taws xob zoo thiab kev ua haujlwm zoo tshaj plaws. Cov khoom siv rwb thaiv tsev ua los ntawm roj hmab ua npuas ncauj (FEF) tau txais kev saib xyuas ntau xyoo tas los no. Tsab xov xwm no tshawb nrhiav qhov ua tau zoo ntawm FEF r...Nyeem ntxiv -
Cov kev cai nqus dej ntawm cov khoom siv rwb thaiv tsev FEF raws li cov cai tswjfwm tsev sib txawv
Qhov nqus dej ntawm cov ntaub ntawv rwb thaiv tsev yog qhov tseem ceeb uas txiav txim siab lawv cov kev ua tau zoo thiab lub neej ua haujlwm, tshwj xeeb tshaj yog rau cov khoom siv roj hmab thiab yas rwb thaiv tsev. Cov cai tsim kho hauv thaj chaw sib txawv tsim cov kev cai tshwj xeeb rau cov ntaub ntawv no kom ntseeg tau tias muaj kev nyab xeeb ntawm kev tsim kho, ruaj khov ...Nyeem ntxiv -
Kev Cuam Tshuam ntawm Cov Txheej Txheem Tsim Khoom Sib Txawv rau Kev Ua Haujlwm Rwb Thaiv Tsev ntawm Nitrile Roj Hmab / Polyvinyl Chloride Cov Khoom Siv Rwb Thaiv Tsev
Nitrile butadiene roj hmab (NBR) thiab polyvinyl chloride (PVC) yog ob yam khoom siv dav hauv kev lag luam rwb thaiv tsev, tshwj xeeb tshaj yog hauv kev siv hluav taws xob thiab thermal. Lawv cov yam ntxwv tshwj xeeb ua rau lawv haum rau ntau yam ib puag ncig, tab sis kev ua tau zoo ntawm cov ntaub ntawv rwb thaiv tsev no tuaj yeem ...Nyeem ntxiv -
Cov txiaj ntsig ntawm cov dej vapor diffusion resistance coefficient ntawm kev ua tau zoo ntawm cov ntaub ntawv thermal insulation yog dab tsi?
Kev ua tau zoo ntawm cov ntaub ntawv rwb thaiv tsev yog qhov tseem ceeb hauv kev tsim qauv tsev thiab kev siv hluav taws xob zoo. Ntawm ntau yam uas cuam tshuam rau kev ua tau zoo ntawm rwb thaiv tsev, cov dej ua pa diffusion resistance coefficient (μ) ua lub luag haujlwm tseem ceeb. Nkag siab txog qhov coefficient no cuam tshuam li cas rau cov ntaub ntawv rwb thaiv tsev...Nyeem ntxiv -
Lub nominal diameter yog dab tsi?
Hauv ntau qhov chaw xws li kev tsim kho vaj tse, kev tsim khoom, thiab kev tsim kho, lo lus "nominal diameter" feem ntau siv los piav qhia txog qhov ntev ntawm cov kav dej, tubing, thiab lwm yam khoom cylindrical. Kev nkag siab txog lub ntsiab lus ntawm nominal diameter yog qhov tseem ceeb rau cov kws tshaj lij siv cov lev no...Nyeem ntxiv -
Cov roj hmab ua npuas ncauj FEF tiv thaiv cov pa dej nkag li cas?
Qhov tseem ceeb ntawm kev rwb thaiv tsev zoo hauv ntiaj teb ntawm cov tsev thiab cov ntaub ntawv tsim kho tsis tuaj yeem hais ntau dhau. Ntawm ntau cov ntaub ntawv rwb thaiv tsev muaj, FEF (Flexible Elastomeric Foam) roj hmab ua npuas ncauj rwb thaiv tsev tau txais kev saib xyuas tseem ceeb vim nws cov khoom tshwj xeeb thiab kev ua tau zoo. Ib ...Nyeem ntxiv -
Cov qauv kev txhim kho ntawm cov roj hmab thiab cov yas rwb thaiv tsev yog dab tsi?
Lub hauv paus chiv keeb ntawm FEF cov khoom siv rwb thaiv tsev elastomeric roj hmab ua npuas ncauj tuaj yeem taug qab rov qab mus rau thaum ntxov xyoo pua 20th. Lub sijhawm ntawd, tib neeg tau tshawb pom cov khoom rwb thaiv tsev ntawm roj hmab thiab yas thiab pib sim nrog lawv siv rau hauv kev rwb thaiv tsev. Txawm li cas los xij, kev nce qib thev naus laus zis tsawg ...Nyeem ntxiv -
Lub hom phiaj ntawm kev rwb thaiv tsev ntawm lub kaw lus yog dab tsi?
Nkag Siab Txog Lawv Lub Luag Haujlwm Hauv Kev Siv Hluav Taws Xob Zoo Hauv kev tsim vaj tsev thiab kev tsim vaj tsev, cov tswv yim ntawm cov txheej txheem cua sov thiab kev rwb thaiv tsev ua lub luag haujlwm tseem ceeb hauv kev txhim kho kev siv hluav taws xob zoo thiab tswj hwm ib puag ncig zoo. Nkag siab txog lub hom phiaj ntawm kev tswj hwm cua sov ntawm lub cev ...Nyeem ntxiv -
Qhov sib xws ntawm kev ua npuas dej hauv cov khoom siv rwb thaiv tsev roj hmab-yas cuam tshuam li cas rau lawv cov kev ua haujlwm rwb thaiv tsev?
Qhov sib xws ntawm kev ua npuas dej hauv cov khoom siv roj hmab-yas cuam tshuam rau lawv cov thermal conductivity (qhov qhia tseem ceeb ntawm kev ua tau zoo ntawm kev rwb thaiv tsev), uas txiav txim siab ncaj qha rau qhov zoo thiab kev ruaj khov ntawm lawv cov rwb thaiv tsev. Cov kev cuam tshuam tshwj xeeb yog raws li nram no: 1. Kev Ua Npuas Dej Sib Xws: Xyuas kom meej tias Insulated Zoo Tshaj Plaws ...Nyeem ntxiv -
Yuav ua li cas kom cov thermal conductivity ruaj khov hauv cov txheej txheem ntau lawm?
Hauv kev lag luam niaj hnub no, cov khoom siv rwb thaiv tsev FEF roj hmab ua npuas ncauj siv dav hauv kev siv hluav taws xob, kev tsim kho, thiab kev siv tsheb vim lawv cov thermal conductivity zoo heev thiab cov khoom rwb thaiv tsev. Txawm li cas los xij, xyuas kom meej tias cov ntaub ntawv no 'thermal conductivity' ruaj khov thaum lub sijhawm tsim khoom ...Nyeem ntxiv -
Yuav ua li cas kom ntseeg tau tias qhov ceev tshaj plaws ntawm cov khoom siv rwb thaiv tsev FEF?
Yuav kom ntseeg tau tias qhov ceev ntawm cov roj hmab thiab cov khoom siv rwb thaiv tsev zoo tshaj plaws, yuav tsum muaj kev tswj hwm nruj thaum lub sijhawm tsim khoom: kev tswj cov khoom siv raw, cov txheej txheem txheej txheem, qhov tseeb ntawm cov khoom siv, thiab kev tshuaj xyuas zoo. Cov ntsiab lus yog raws li nram no: 1. Tswj cov khoom siv raw zoo thiab piv ...Nyeem ntxiv
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