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Kunyumba » Nkhani » PTFE Adhesive Tepi » PTFE Tape Radiation Resistance: Kumene Imagwira Ntchito Ndi Pomwe Imalephera

PTFE Tape Radiation Resistance: Kumene Imagwira Ntchito Ndi Pomwe Imalephera

Mawonedwe: 0     Wolemba: Site Editor Nthawi Yosindikiza: 2026-05-27 Origin: Tsamba

Funsani

M'mafakitale opangira chakudya, mafakitale a zida zamankhwala, ndi malo ena ogulitsa, kuwala kwa gamma kapena mizati ya ma elekitironi imagwiritsidwa ntchito poletsa. Ngati muyenera kugwiritsa ntchito Tepi ya PTFE yotentha kwambiri m'malo awa - kapena choyipitsitsa, mufakitale yamphamvu ya nyukiliya - muyenera kumvetsetsa malire ake okana ma radiation.

Yankho lalifupi: PTFE imakhudzidwa kwambiri ndi ma radiation ya ionizing. Imagwira bwino pamiyeso yotsika (monga kutsekereza chakudya) koma imalephera mowopsa pamilingo yayikulu.

Aokai PTFE yayesa matepi a PTFE pansi pazikhalidwe zosiyanasiyana zama radiation. Nkhaniyi ikufotokoza njira zowonongeka, malire a mlingo, ndi kumene simuyenera kugwiritsa ntchito tepi ya PTFE.

3.15aokai.png

Chowonadi Chachikulu - PTFE Imakhala Ndi Vuto Losasunthika

Chigawo chachikulu cha tepi ya PTFE yotentha kwambiri ndi polytetrafluoroethylene (PTFE). Mosiyana ndi kukhazikika kwake kwamafuta ndi mankhwala, PTFE imatha kutengeka kwambiri ndi cheza cha ionizing monga cheza cha gamma ndi ma elekitironi.

Chifukwa chiyani? Ma radiation amathyola zomangira za carbon-fluorine (CF) ndi msana wa polima, zomwe zimapangitsa kuti ma cell chain scission. Zinthuzo zimakhala zowonongeka ndipo zimataya mphamvu zamakina.

Tanthauzo lothandiza: Tepi ya PTFE ndiyoyenera malo okhala ndi ma radiation otsika. Nthawi zambiri ndizoletsedwa pazowonetsa ma radiation apamwamba monga ma nyukiliya a nyukiliya kapena malupu oyambira.

PTFE_Radiation_Degradation_Mechanism.png

Kuwonongeka kwa Magwiridwe Pansi pa Radiation - Mwa Nambala

Akakumana ndi ma radiation, PTFE ma cell maunyolo amasweka, zomwe zimapangitsa kuchepa kwakukulu kwamakina. Zosintha zenizeni zikuwonetsedwa pansipa:

Mlingo wa radiation

Chilengedwe

Zotsatira pa PTFE

1 kGy (0.1 Mrad)

Mpweya

Kulimba kwamphamvu kumatsika kufika ~ 25% ya mtengo woyambirira

10 kg pa

Mpweya

Kusokonezeka kwakukulu; kusweka pamwamba kumayamba

100 kg

Mpweya

Kuwonongeka kwakukulu; tepi ikhoza kusweka ikagwiridwa

1 MGy (1000 kGy)

Mpweya

kuchepa kwa elongation mpaka 87% ; kuchepa kwamphamvu kwamphamvu 54%

Zambiri:

  • M'malo opanda mpweya (vacuum, nitrogen, kapena deuterium), kuwonongeka kumakhala pang'onopang'ono koma sikungapeweke.

  • Kulumikizana kwa ma radiation (kutentha kwambiri + ma radiation) kumafulumizitsa ukalamba.

Aokai PTFE imalangiza makasitomala kuti tepi yathu yokhazikika ya PTFE ndiyoyenera kutsekereza chakudya (≤10 kGy) ndi kutsekereza kachipangizo kachipatala kamodzi (≤50 kGy). Pamilingo yowonjezereka yopitilira 100 kGy kapena kutsekereza kangapo, timalimbikitsa kusinthana ndi tepi ya polyimide.

PTFE_Radiation_Dose_Strength_Curve.png

Zinthu Zachilengedwe Zomwe Zimafulumizitsa Kuwonongeka

Factor

Zotsatira pa PTFE Pansi pa Radiation

Atmosphere (oxygen)

Oxygen imathandizira kuwonongeka - ma radicals aulere amachitira ndi O₂, zomwe zimapangitsa kuti ma chain scission

Mpweya wopanda mpweya (vacuum/N₂)

Kuwonongeka kumachepetsedwa koma kofunikabe - sikungapewedwe kwathunthu

Kutentha kwakukulu

Thermal-radiation coupling effect - kukalamba kumathamanga kwambiri

Chinyezi

Chinyezi akhoza kulimbikitsa pamwamba hydrolysis, kuipiraipira embrittlement

Chitsogozo chothandiza: Ngati muyenera kugwiritsa ntchito tepi ya PTFE pamalo otsika kwambiri okhala ndi mpweya, sinthani pafupipafupi. Mu vacuum kapena gasi wa inert, moyo umatalikitsidwa koma wopanda malire.

Zochitika Zogwiritsidwa Ntchito & Machenjezo Pangozi

Kugwiritsa ntchito

Mlingo wamba

PTFE Tepi Yoyenera

Kutsekereza chakudya

1-10 kg

Zabwino - palibe kuwonongeka kowonekera

Medical chipangizo pamwamba disinfection

15-50 kGy (kuzungulira kamodzi)

Chovomerezeka - chikhoza kukhala chosasunthika pambuyo pa maulendo angapo

Zida zopangira mankhwala

10-25 kGy

Chovomerezeka - sinthani pambuyo pa kuzungulira kulikonse kuti mugwiritse ntchito movutikira

Madera omwe siapakati pazomera za nyukiliya (mwachitsanzo, kukonza mapaipi)

Mlingo wochepa, PTFE yosinthidwa imafunika

⚠️ Pokhapokha ngati zasinthidwa mwapadera - PTFE yokhazikika ndiyosavomerezeka

Zoyenera kupewa (zopitilira 100 kGy)

Kugwiritsa ntchito

Cumulative Mlingo

Chifukwa chiyani PTFE Imalephera

Bwino Njira

Nuclear reactor pachimake

> 1 MGY

Zakuthupi zikutha

Polyimide (Kapton) kapena PEEK

Zigawo zoyambirira za lupu

100 kGy - 1 MGy

Kukhumudwa kwakukulu

Polyimide / PEEK

Spacecraft kunja

High-energy particle radiation

Sizingapirire kuwonetseredwa kwa nthawi yayitali

Polyimide / PEEK

Kuletsa kutseketsa kwa gamma wambiri (>100 kGy)

> 100 kg

Kutaya mphamvu > 80%

Polyimide

PTFE_vs_Kapton_PEEK_Radiation_Strength.png

Mwachidule - Dziwani malire

Mlingo wa Mlingo wa radiation

PTFE Tape Performance

Malangizo

<10 kGy (kutsekereza chakudya)

Palibe kuwonongeka kowonekera; makina katundu kwambiri anapitiriza

Ndiotetezeka kugwiritsa ntchito

10 - 50 kGy (kutsekereza kwachipatala)

Ena embrittlement; mphamvu yamphamvu yachepetsedwa 30-50%

⚠️ Gwiritsani ntchito kamodzi, kenaka sinthani

50-100 kGy

Kusokonezeka kwakukulu; kusweka pamwamba

Osavomerezeka

> 100 kGy

Zinthu zakuthupi zimasweka; amatulutsa mpweya wowononga

Zoletsedwa - gwiritsani ntchito polyimide kapena PEEK

Chotengera chofunikira: Kulephera kukana ma radiation ndicholepheretsa chachikulu cha PTFE tepi yotentha kwambiri . Imangoyenerera malo ocheperako (chakudya ndi kutseketsa kwachipatala). Imapereka kukana kwapamwamba kwambiri komanso kukhazikika kwamankhwala pamakonzedwe amenewo. Pamalo owunikira kwambiri monga zida za nyukiliya kapena zotengera zakuthambo, zida zaukadaulo zosagwira ma radiation ziyenera kutengedwa.

Mwachidule , tepi ya PTFE sizinthu zosagwira ma radiation. Pa 1 kGy yokha ya kuwonekera kwa gamma, mphamvu yake yokhazikika imatsika mpaka 25% yapachiyambi. Ndiwoyenera kugwiritsa ntchito mlingo wochepa chabe monga chakudya ndi kutsekereza kwachipatala (≤50 kGy). Pamilingo yowonjezereka yopitilira 100 kGy - monga zida zanyukiliya, malupu oyambira, kapena kunja kwa chombo - PTFE ndiyoletsedwa.

Ngati ntchito yanu ikukhudza ma radiation, choyamba dziwani kuchuluka kwa mlingo womwe mukuyembekezera. Pansi pa 10 kGy, tepi ya PTFE imagwira ntchito bwino. Pakati pa 10-50 kGy, gwiritsani ntchito kamodzi ndikusintha. Pamwamba pa 50 kGy, sinthani ku polyimide kapena PEEK.

Mukufuna thandizo posankha tepi yoyenera yopangira ma radiation? Aokai PTFE ikhoza kupereka deta yoyezetsa yokhudzana ndi mlingo ndi malingaliro ena. Lumikizanani nafe ndi gwero lanu la radiation, mlingo woyembekezeka, ndi zambiri za momwe mungagwiritsire ntchito.

Zomwe zili pamwambazi zimaperekedwa ndi Malingaliro a kampani Jiangsu Aokai New Materials Technology Co., Ltd.

Ngati mukufuna kudziwa zambiri za magawo, mawonekedwe ogwiritsira ntchito, ndi mayankho makonda a mzere wathu wonse, kuphatikiza nsalu ya PTFE yotentha kwambiri, tepi ya PTFE yotentha kwambiri, lamba wa PTFE wotentha kwambiri, lamba wamakina osakanizika, lamba wamtundu umodzi wa PTFE, nsalu yotchinga yotentha komanso yosagwira bwino zamagalasi , chonde musamve bwino. zaulere kutilankhulana nafe:

Timatsatira filosofi ya ukatswiri ndi kukhulupirika, ndipo tadzipereka kukupatsani mayankho amodzi ndi ntchito zoganizira.

Malingaliro azinthu

Funsani Zamankhwala

Zogwirizana nazo

Jiangsu Aokai Zatsopano
AoKai PTFE ndi akatswiri PTFE Coated Fiberglass Fabric Opanga ndi ogulitsa ku China, apadera popereka PTFE Adhesive Tepi, PTFE Conveyor Belt, PTFE Mesh lamba . Kugula kapena yogulitsa PTFE TACHIMATA fiberglass nsalu mankhwala. Ochuluka m'lifupi, makulidwe, mitundu zilipo makonda.

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