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PFA ndi chiyani, mawonekedwe ake ndi ntchito zake zazikulu

PFA ndi chiyani?
Dzina lachingerezi laPFAndi: Polyfluoroalkoxy, dzina lachi China ndi: tetrafluoroethylene - perfluorinated alkoxy vinyl ether copolymer (yomwe imadziwikanso kuti: perfluorinated alkylates, soluble polytetrafluoroethylene)PFAutomoni ndi watsopano kusungunuka-processable fluoroplastics, PFA, FEP, PTFE mankhwala katundu ndi ofanana, koma FEP angagwiritsidwe ntchito pansi pa madigiri 200, PTFE sangathe jekeseni.
1, Kukoka kwapadera: 2.13-2.167g/cm3
2, Kumangirira shrinkage: 3.1-7.7%
3, akamaumba kutentha: 350-400 ℃
4, Malo osungunuka a PFA ndi pafupifupi 580F ndipo kachulukidwe ndi 2.13- 2.16g/cc (g/cm3).

https://www.mingxiutech.com/ul10503-pfa-insulation-cable-high-temperature-high-voltage-wire-product/
https://www.mingxiutech.com/high-temperature-wire-pfa-insulated-wire-style-ul10503-hook-up-wire-product/
https://www.mingxiutech.com/high-temperature-wire-pfa-insulated-wire-style-ul10362-hook-up-wire-product/

Makhalidwe ndi ntchito zazikulu za PFA
PFA imadziwika kuti fusible PTFE, ndipo mawonekedwe ake osiyanasiyana ali pamwamba pa fluoroplastics, ndipo kagwiritsidwe ntchito kake ndi kofanana ndi FEP.Amagwiritsidwa ntchito kwambiri m'makampani a semiconductor, komanso zamankhwala, mankhwala ndi anti-corrosion, magalimoto ndi zina.
PFA imapezeka mu mawonekedwe a pellets opangira ndi kutulutsa, mawonekedwe a ufa ozungulira ndi zokutira, komanso muzinthu zomaliza monga mafilimu, mapepala, ndodo ndi machubu.Ma resin a PFA omwe amagawidwa pamsika waku US ndi mtundu wa Teflon wochokera ku DUPOut, mtundu wa Neoflon wochokera ku Daikin, mtundu wa Hthen wochokera ku Ansimont, ndi mtundu wa Hostafl wochokera ku HOechst Celanese.
1, Ntchito zazikulu zaPFA.
①.Zoyenera kupanga zida zolimbana ndi dzimbiri, zosavala, zosindikizira, zotsekera ndi zida zachipatala.
②.Waya wotentha kwambiri komanso kutchinjiriza kwa chingwe, zida zothana ndi dzimbiri, zida zosindikizira, zotsekera pampu ndi ma valve, ndi zotengera zamankhwala.
2, Kupanga magwiridwe antchito
①.Crystalline zakuthupi, mayamwidwe ang'onoang'ono a chinyezi.Itha kusinthidwa kukhala zinthu pogwiritsa ntchito njira zanthawi zonse zopangira thermoplastic.
②.Kusayenda bwino, kosavuta kuwola, kuwonongeka kumatulutsa mpweya wowononga.Kutentha kwa nkhungu sikuyenera kupitirira madigiri 475, nkhungu iyenera kutenthedwa mpaka madigiri 150-200, ndipo dongosolo lothira liyenera kukhala lochepa kukana kwa zinthu.
③.Translucent granules, jekeseni ndi akamaumba extrusion.Akamaumba kutentha madigiri 350-400, pamwamba madigiri 475 n'zosavuta chifukwa ma discoloration kapena thovu.Ndipo zindikirani kuti kudzakhala kovuta kwambiri kugwetsa.
④.Chifukwa chitsulo chosungunuka chimakhala ndi mphamvu yowononga chitsulo, kupanga kwa nthawi yayitali, nkhungu imafunikira chithandizo cha chromium plating.

Kuchita kwakuthupi
1, PFA ndi copolymer ya pang'ono perfluoropropyl perfluorovinyl ether ndi polytetrafluoroethylene.Kulumikizana kwa Sungunula kumakulitsidwa, kukhuthala kwa yankho kumachepetsedwa, pomwe magwiridwe antchito sasintha poyerekeza ndi PTFE.Utoto uwu ukhoza kusinthidwa mwachindunji kukhala zinthu ndi njira wamba yopangira thermoplastic.
2, kutentha kwanthawi yayitali - 80 - 260 madigiri, ali ndi kukana kwamphamvu kwamankhwala, kukana dzimbiri kwamankhwala onse, kugunda kotsika kwambiri mu pulasitiki, pali zinthu zabwino kwambiri zamagetsi, kutchinjiriza kwake kwamagetsi sikukhudzidwa ndi kutentha, "mfumu yapulasitiki" idayitana.
3, kukana kwake kwamankhwala ndi PTFE zofanana, kuposa vinylidene fluoride.
4, kukana kwake kukwawa komanso mphamvu yopondereza ndizabwino kuposa PTFE, kulimba kwamphamvu kwambiri, kutalika mpaka 100-300%.Makhalidwe abwino a dielectric, kukana kwambiri kwa radiation.
5, Non-poizoni: physiologically inert, akhoza kuikidwa mu thupi la munthu.


Nthawi yotumiza: Nov-18-2022