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N'chifukwa Chiyani PTFE Nsalu Yotentha Kwambiri Imakhala Yolimba Ndi Yowonongeka Pambuyo Kugwiritsidwa Ntchito Kwa Nthawi Yaitali Pakutentha Kwambiri?

Mawonedwe: 0     Wolemba: Mkonzi Watsamba Nthawi Yosindikiza: 2026-04-07 Poyambira: Tsamba

Funsani

Jiangsu Aokai New Materials, wopanga gwero la nsalu zotentha kwambiri za PTFE, akufotokoza kuumitsa ndi kutsekeka kwa nsalu za PTFE zotentha kwambiri pambuyo pa ntchito yayitali yotentha kwambiri kuchokera pamalingaliro atatu: kupumula kwa unyolo wa polima, kulumikizana, ndi kuwonongeka . Tikumbukenso kuti mfundo yaikulu ya PTFE mkulu-kutentha nsalu polytetrafluoroethylene (PTFE), ndi kusanthula zotsatirazi zikukhudza microstructural kusintha kwa PTFE mkulu-kutentha nsalu.

I. Kupumula kwa Chain Chain (Kukalamba Mwathupi)

Pa kutentha kwambiri, kuyenda kwa unyolo wa maselo m'madera amorphous a PTFE nsalu yotentha kwambiri kumawonjezeka, ndipo pang'onopang'ono amasintha kukhala crystalline state yolamulidwa, zomwe zimapangitsa kuti crystallinity ikhale yapamwamba. Njira yotsitsimula unyolowu imachepetsa kusuntha kwa magawo a maselo mu nsalu ya PTFE yotentha kwambiri, yomwe imawonetsa macroscopically ngati zinthu zomwe zikusintha kuchoka ku zosinthika kukhala zolimba komanso zolimba.

II. Cross-Linking Reaction

Pamene PTFE mkulu-kutentha nsalu poyera kutentha kwa nthawi yaitali (makamaka pafupi kapena kupitirira malire ake chapamwamba utumiki), pamaso pa kufufuza mpweya kapena cheza, PTFE mamolekyulu amataya maatomu fluorine kupanga free ankafuna kusintha zinthu mopitirira, amene ndiye kuyambitsa intermolecular mtanda kulumikizana. Netiweki yolumikizidwa pamtanda imaletsa mwachindunji kutsetsereka kwa unyolo wa maselo mu nsalu ya PTFE yotentha kwambiri, ndikupangitsa kuti iwonongeke. Ichi ndi chimodzi mwa zinthu zofunika mankhwala zifukwa kuumitsa ndi embrittlement wa PTFE mkulu-kutentha nsalu.

III. Kuchita Zowonongeka

Pa kutentha kwakukulu kapena pamaso pa okosijeni, maunyolo akuluakulu a PTFE kutentha kwambiri kwa nsalu amathyola ndikuwonongeka, kutulutsa zidutswa zolemera kwambiri za maselo ndi kutulutsa mpweya wa fluoride. Ngakhale kuti zinthuzo zikhoza kufewetsa poyamba, kuwonongeka kosalekeza kumabweretsa kutsika kwakukulu kwa kulemera kwa maselo ndi kuwonongeka kwa mawonekedwe oyambirira a crystalline. M'kupita kwa nthawi, padziko PTFE mkulu-kutentha nsalu ufa ufa, ming'alu, ndipo limasonyeza sizingasinthe embrittlement.

Chidule cha : Pamene PTFE mkulu kutentha nsalu ndi mkangano kwa nthawi yaitali, unyolo kumasuka (crystallization) ndi mtanda kulumikiza pamodzi kuyambitsa kuumitsa ndi imfa ya kulimba; m'mikhalidwe yovuta, kuwonongeka kumawononganso umphumphu wamapangidwe. Kuphatikiza kwa zinthu zitatuzi kumapangitsa kuti PTFE nsalu yotentha kwambiri ikhale yolimba komanso yolimba.

Zambiri pamwambapa zimaperekedwa ndi Jiangsu Aokai New Materials Technology Co., Ltd.

Ngati mukufuna kudziwa zambiri za magawo atsatanetsatane, mawonekedwe ogwiritsira ntchito ndi mayankho makonda pazogulitsa zathu zonse, kuphatikiza nsalu ya PTFE yotentha kwambiri, tepi ya PTFE yotentha kwambiri, lamba wa PTFE wotentha kwambiri, malamba opanda msoko amakina omangira, nsalu imodzi ya PTFE, nsalu yotchinga ndi magalasi apamwamba kwambiri chonde titumizireni kudzera munjira zotsatirazi:

·  Mafoni a Utumiki: Bambo Guo 18944819998

Bambo  Liu 13705266308

Nthawi zonse timatsatira malingaliro a ukatswiri ndi umphumphu, ndipo tadzipereka kukupatsirani mayankho okhazikika ndi ntchito yachidwi!

Malingaliro azinthu

Funsani Zamankhwala
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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