Hais txog Kub
Kev kub siab -Qhov kub thiab txias: Graphite packing nta qhov ntsuas kub ntawm -200℃rau +455 degree, whereas PTFE packing ranges ntawm -200℃mus rau +260℃(los yog 80℃rau +260℃). Nyob rau hauv kev ua haujlwm kub kub, graphite packing ua rau pom kev ua haujlwm zoo dua. Yog tias qhov kev sib khi ib puag ncig muaj qhov kub siab (dhau 260 degree), graphite packing zoo dua tuaj yeem tswj xyuas qhov kev sib khi zoo. Piv txwv li, nyob rau hauv lub sealing ntawm tej yam high-temperature chav pipelines qhov kub siab tshaj 300 degree, graphite packing yog lub superior xaiv.
Tsawg-Qhov kub thiab txias: Ob qho khoom siv tsim nyog rau kev siv qis- qhov kub thiab txias ib puag ncig mus rau -200 degree, thiab ob qho tib si tuaj yeem tswj tau qee qhov kev sib khi ua haujlwm raws li cov xwm txheej zoo li no.
Hais txog Siab
Graphite packing tuaj yeem tiv taus siab txog li 200 bar hauv cov twj tso kua mis, 100 bar hauv cov twj tso kua mis, thiab 400 bar hauv li qub. Thaum cov ntaub ntawv rau PTFE packing tsis qhia meej txog kev txwv siab rau ntau hom khoom, nws sau tseg tias cov khoom muaj peev xwm muab cov ntsaws ruaj ruaj zoo nyob rau hauv siab - nrawm thiab siab - qhov chaw siab. Hauv siab -kev teeb tsa siab- muab lub siab poob rau hauv qhov kev pom zoo rau graphite packing- tom kawg ua kom pom qhov zoo sib xws hauv kev ua haujlwm siab. Txawm li cas los xij, yog tias PTFE packing ua tau raws li cov kev cai tshwj xeeb ntawm ib qho kev siab siab - cov khoom siv siab, cov khoom siv tuaj yeem ua tiav qhov kev foob zoo; qhov kev xaiv kawg yog nyob ntawm qhov tseeb siab qhov tseem ceeb thiab hom tshwj xeeb ntawm cov cuab yeej koom nrog.
Hais txog Media
Chemically Corrosive Media: PTFE packing muaj peev xwm tiv thaiv corrosion los ntawm ntau yam ntawm cov organic thiab inorganic chemical tshuaj, tswj nws cov kev ua tau zoo txawm nyob rau hauv hnyav tshuaj ib puag ncig uas muaj zog acids, muaj zog bases, thiab cov neeg ua hauj lwm zoo sib xws. Yog li ntawd, PTFE packing tuav ib qho txiaj ntsig zoo thaum sib khi tawm tsam cov tshuaj lom neeg muaj zog heev. Piv txwv li, nyob rau hauv cov txheej txheem tsim tshuaj lom neeg uas muaj cov khoom sib khi uas raug rau cov khoom corrosive heev -xws li sulfuric acid lossis sodium hydroxide- PTFE packing yog qhov kev xaiv tsim nyog dua.
General Media: Rau cov xov xwm xws li dej kub, siab -kub chav, cua sov{1}} hloov cov kua, hydrogen, ammonia, organic solvents, hydrocarbons, thiab cryogenic kua, graphite packing yog dav siv rau sealing li qub nyob rau hauv industrial sectors xws li roj av, hluav taws xob tsim, tshuaj ua, thiab steel manufacturing; Hauv cov ntawv thov no, graphite packing zoo qhia tau tias nws muaj peev xwm sealing zoo dua. PTFE packing kuj tseem tsim nyog rau kev sib khi ntau yam xov xwm - piv txwv li, hauv li qub, twj, thiab cov kav dej hauv cov khoom siv tshuaj. Hais txog kev sib khi ntawm cov xov xwm dav dav, ob hom kev ntim khoom nthuav tawm zoo heev, nrog rau kev xaiv tshwj xeeb thaum kawg nyob ntawm lwm yam kev ua haujlwm xws li qhov kub thiab txias.
