Unyolo wa PTFE ndi chinthu chopangidwa ndi polytetrafluoroethylene (PTFE). Uli ndi zinthu zambiri zabwino kwambiri:
1. Kukana kutentha kwakukulu:Unyolo wa PTFE ungagwiritsidwe ntchito kutentha kwambiri. Umatha kugwira ntchito bwino pakati pa -180℃ ndi 260℃, zomwe zimapangitsa kuti ukhale wothandiza kwambiri m'malo otentha kwambiri monga kusefa ndi kuteteza. Mwachitsanzo, mu zida zosefera mpweya wa flue za uvuni zina zamafakitale,PTFE maunaimatha kupirira kukhudzidwa ndi mpweya wozizira wotentha kwambiri popanda kuwononga mawonekedwe ake pa kutentha kwambiri monga zipangizo wamba.
2. Kukhazikika kwa mankhwala:Sichimawonongeka ndi mankhwala aliwonse. Kaya ndi asidi wamphamvu, alkali wamphamvu kapena organic solvent, n'zovuta kuwononga maukonde a PTFE. Mu kusefa kwa mapaipi a makampani opanga mankhwala, kuteteza zotengera za mankhwala, ndi zina zotero, maukonde a PTFE amatha kuletsa bwino kuwonongeka kwa zinthu za mankhwala ndikuwonjezera moyo wa zidazo. Mwachitsanzo, popanga sulfuric acid, maukonde a PTFE omwe amagwiritsidwa ntchito kusefa sulfuric acid sangawonongeke ndi sulfuric acid ndipo amatha kumaliza ntchito yosefa bwino.
3. Kuchuluka kwa kukangana kotsika:Pamwamba pa PTFE mesh ndi yosalala kwambiri ndipo ili ndi friction coefficient yochepa kwambiri. Izi zimapangitsa kuti igwire bwino ntchito zina zomwe zimafuna friction yochepa. Mwachitsanzo, mu zophimba zoteteza za zigawo zina za makina, PTFE mesh imatha kuchepetsa friction pakati pa zigawo za makina ndi zophimba zoteteza, kuchepetsa kuwonongeka, ndikuwonjezera magwiridwe antchito a zigawo za makina.
4. Kuteteza magetsi kwabwino:Ndi chinthu chabwino kwambiri chotetezera magetsi. Poteteza zida zamagetsi, kuteteza mawaya ndi zingwe zotetezera kutentha, ndi zina zotero, maukonde a PTFE amatha kukhala ndi gawo labwino lotetezera kutentha. Mwachitsanzo, mu gawo loteteza kutentha la zingwe zina zamphamvu kwambiri, maukonde a PTFE amatha kuletsa kutuluka kwa mphamvu ndikuwonetsetsa kuti magetsi akuyenda bwino.
5. Kupuma bwino komanso kulola madzi kulowa bwino:Malinga ndi njira zosiyanasiyana zopangira, maukonde a PTFE amatha kupangidwa kukhala zinthu zomwe zimapuma mosiyanasiyana komanso madzi amalowa mosiyanasiyana. Mu zovala zina zomwe zimapuma komanso zosalowa madzi, maukonde a PTFE amatha kutseka kulowa kwa mamolekyu amadzi pomwe akulola nthunzi yamadzi kudutsa, zomwe zimapangitsa kuti wovalayo akhale wouma komanso womasuka.
Kodi maukonde a PTFE amagwiritsidwa ntchito bwanji m'makampani?
Ma mesh a PTFE ali ndi mitundu yosiyanasiyana ya ntchito zamafakitale. Nazi zina mwa madera akuluakulu ogwiritsira ntchito:
1. Makampani opanga mankhwala
Kuyeretsa mpweya ndi kusefa madzi: Mesh ya PTFE nthawi zambiri imagwiritsidwa ntchito mu makina osefa mankhwala chifukwa cha kukana dzimbiri komanso mphamvu zake zosamamatira. Imatha kuthana bwino ndi zinthu zowononga, zokhuthala kwambiri, zoopsa komanso zovulaza.
Chitetezo cha mapaipi ndi zida: Zipangizo za PTFE zimagwiritsidwa ntchito popanga mapaipi, ma valve, mapampu ndi zomatira kuti ziteteze zida ku dzimbiri ndi mankhwala.
2. Makampani ogulitsa zakudya ndi mankhwala
Kusefa mpweya ndi madzi: Unyolo wa PTFE si woopsa, wopanda fungo ndipo ndi wosavuta kuyeretsa. Umagwiritsidwa ntchito kwambiri posefa mpweya m'mafakitale opangira chakudya komanso kusefa madzi m'njira zopangira mankhwala.
Zophimba ndi zomatira za zida: Mu zomatira zamkati ndi zomatira za zida zopangira chakudya, zipangizo za PTFE zimaonetsetsa kuti chakudya chili chotetezeka komanso kuti zidazo zikhale zolimba.
3. Malo oteteza zachilengedwe
Kuchiza ndi kuchiza zinyalala ndi mpweya woipa: PTFE mesh imagwiritsidwa ntchito kwambiri pochiza zinyalala ndi mpweya woipa, ndipo imatha kusefa bwino madzi oipa ndi mpweya woipa wokhala ndi zinthu zowononga kwambiri monga fluoride ndi chloride.
Kuletsa kuipitsidwa kwa utsi m'mafakitale: Matumba osefera a PTFE amagwira ntchito bwino posefera utsi wotentha kwambiri m'mafakitale monga kusungunula zitsulo, kupanga simenti ndi kupanga magetsi otentha. Amatha kupirira kutentha kwambiri mpaka 260°C, ndipo ali ndi kusefera kolondola kwambiri komanso magwiridwe antchito abwino oyeretsera.
4. Makampani opanga mafuta ndi gasi
Dongosolo losefera mafuta ndi gasi: Maukonde a PTFE nthawi zambiri amagwiritsidwa ntchito m'makina osefera mafuta ndi gasi akamachotsedwa, kukonzedwa ndi kunyamulidwa chifukwa cha kukana kutentha bwino komanso kukhazikika kwa mankhwala.
5. Makampani amagetsi
Mphamvu ya nyukiliya ndi mphepo: Posefa mpweya woipa m'mafakitale amagetsi a nyukiliya ndi kusefa mpweya m'ma turbine amphepo, PTFE mesh yakhala chinthu chabwino kwambiri chosefera chifukwa cha mphamvu zake zamagetsi zabwino komanso kusayaka.
6. Malo oyendera ndege
Dongosolo losefera mpweya ndi madzi: Ma mesh a PTFE amagwiritsidwa ntchito kwambiri mu makina osefera mpweya ndi madzi m'ndege ndi m'mlengalenga chifukwa cha mphamvu zake zamagetsi zabwino komanso kusayaka.
7. Ntchito zina
Zipangizo zamagetsi ndi zamagetsi: Mphamvu yamagetsi yotetezera kutentha ya zipangizo za PTFE imapangitsa kuti izigwiritsidwa ntchito kwambiri poteteza kutentha kwa chingwe, ma circuit board osindikizidwa komanso zinthu zotetezera kutentha za zipangizo zamagetsi amphamvu.
Zipangizo zachipatala: Kuyera kwambiri kwa PTFE komanso kukana mankhwala kumapangitsa kuti ikhale chinthu chabwino kwambiri pazipangizo zachipatala monga ma catheter, ma valve ndi zolumikizira.
Ma mesh a PTFE amagwira ntchito yofunika kwambiri m'mafakitale ambiri chifukwa cha kukana kutentha kwambiri, kukana dzimbiri, kusagwirizana pang'ono komanso kusamamatira.
Nthawi yotumizira: Epulo-21-2025