Mawonedwe: 0 Wolemba: Mkonzi Watsamba Nthawi Yosindikiza: 2026-07-02 Poyambira: Tsamba
M'ndandanda wazopezekamo
Kugwira mphamvu - kuthekera kwa tepi yomatira kukana kumeta ubweya ndikukhalabe pamalo olemedwa nthawi zonse, makamaka pa kutentha kokwera - ndi imodzi mwazinthu zofunika kwambiri zogwirira ntchito. Tepi yomatira yotentha kwambiri ya PTFE . Kusagwira bwino mphamvu kumabweretsa kutsetsereka kwa tepi, zotsalira zomatira, ndi kuipitsidwa kwa zida.
Mfundo yayikulu pakuwongolera mphamvu yogwira ndi iwiri: kukulitsa mphamvu yolumikizana ya zomatira ndikulimbitsa mphamvu yolumikizirana pakati pa zomatira ndi gawo lapansi la PTFE..
Aokai PTFE yakonza njira zonse zokutira ndi kuchiritsa kuti zikwaniritse magwiridwe antchito apamwamba. Bukuli lili ndi mayankho mwadongosolo m'magawo awiri ofunikira opangira.
Njira yokutira imatsimikizira mwachindunji kapangidwe kake, makulidwe ofanana, ndi mphamvu yomangirira ndi gawo lapansi - maziko amphamvu yogwira bwino.
PTFE imakhala ndi mphamvu zotsika kwambiri (18-20 dynes/cm), zomwe zimapangitsa kuti zomatira zikhale zosavuta kuti zisungunuke pansi pa kutentha kwakukulu kwa kukameta ubweya. Njira yokutira yoyambira iyenera kukhazikitsidwa musanayambe kupaka zomatira pamwamba.
Kusankha koyambira: Silane coupling agents kapena zoyambira zapadera za silikoni (njira zosakanikirana ndi utomoni wa tackifying ndi reactive silane) zimatengedwa kwambiri. Powonjezera-ochiza silicone PSA, vinyl kapena epoxy functional silane-based primers amakonda.
Mfundo zazikuluzikulu zowongolera:
Kanema wowonda kwambiri: Sinthani makulidwe a filimu youma mkati mwa 0.5-2 μm - choyambira chochulukirapo chimapanga malire ofooka omwe amachepetsa mphamvu yogwira.
Kuyanika kokwanira: Zosungunulira zosungunulira zimasungunula bwino komanso kulumikiza koyambira/kulumikiza kusanatikire pamwamba, kuteteza zosungunulira zosungunulira kusamuka kupita ku zomatira zapamwamba.
Kuchiza kwapaintaneti + zokutira zoyambira: Chitani chithandizo cha plasma cha pa intaneti kapena corona pa gawo lapansi la PTFE nthawi yomweyo musanagwiritse ntchito poyambira kuti mupewe kuyatsidwa kwapamtunda.
Kugwira mphamvu nthawi zambiri kumakwera ndi makulidwe omatira, koma zokutira zokhuthala kwambiri zimakulitsa zomatira pansi pa kutentha kwambiri ndipo zimafooketsa kugwira ntchito.
Makulidwe oyenera a zomatira zouma: Silicone PSA imapeza mphamvu yogwira bwino pakuwuma kwa 30-60 μm.
Njira zokutira zolondola kwambiri: Gwiritsirani ntchito zokutira za koma, zokutira za slot kufa, kapena zokutira zolondola kwambiri zazing'ono zazing'ono kuti musunge kulolerana kwautali komanso kopingasa mkati mwa ± 2 μm . Kuchulukana kosagwirizana kumayambitsa kupsinjika, zomwe zimapangitsa kuthyoka kuyambira pamalo a thinnest panthawi yoyesa mphamvu.
Vacuum defoaming: Degas zomatira zamadzimadzi pansi pa vacuum mutasakaniza kapena musanaphike kuti mupewe kufalikira kwa voids pakuchiritsa, komwe kumakhala ngati malo oyambira ming'alu pansi pa katundu wambiri.
Kusakaniza ndi kusasitsa pamzere: Pazomatira zamagulu awiri a silikoni, perekani chosakaniza chosasunthika kuti mudyetse mwachindunji ndikuwongolera nthawi yamadzi okhalamo kuti muwonetsetse kuti mukuchita chimodzimodzi ndikuchotsa madera osagwirizana.
Kasamalidwe kaukhondo: Valani mitu yokutira yokhala ndi zotchingira zotchingira fumbi ndi madzi omatira zosefera kudzera pa makatiriji osefera a 5-10 μm kuti mupewe zonyansa zina zomwe zimabweretsa kupsinjika.
Kuchiritsa kumatsimikizira kachulukidwe komaliza, kuchuluka kwa kupsinjika kwamkati, ndi mamolekyu ang'onoang'ono otsalira - omwe amawongolera mwachindunji mphamvu zolumikizana komanso kukana kutentha kwambiri.
Gawo |
Kutentha |
Cholinga |
|---|---|---|
Kuchotsa zosungunulira zotsika kutentha |
80-100 ° C |
Volatilize zosungunulira ndi nthawi yokwanira yokhalamo; pewani msanga pamwamba khungu misampha zosungunulira mkati |
Kutentha kwapakatikati |
120-140 ° C |
Pangani maukonde oyamba a crosslink, perekani mphamvu zamakina zoyambira, pitilizani kuchotsa zosungunulira zotsalira |
Kutentha kwakukulu kwakuya crosslinking |
150-220 ° C (zosinthika ndi zomatira) |
Complete mwatsatanetsatane crosslinking; kuwongolera bwino kutentha ndikofunikira |
Chidziwitso chofunikira: Kutenthetsa kwa stepwise kumathandizira kupanga yunifolomu, maukonde owoneka ngati atatu mkati mwa zomatira, kumapereka magwiridwe antchito apamwamba kwambiri poyerekeza ndi kuphika kwapanthawi imodzi. Kutentha kosakwanira kumapangitsa kuti pakhale kusakanikirana kosakwanira komanso kusakanikirana kofewa; Kutentha kwambiri kungayambitse ukalamba womatira kapena kupsinjika kwakukulu kwamkati kuchokera ku kuchepa kosagwirizana ndi kutentha.
Kuchiza kwapamzere: Khazikitsani gawo la uvuni wotalikirapo musanazungulire ndi kutentha kotsika pang'ono kuposa kutentha kwapamwamba kwambiri kuti mutalikitse mbiri yamatenthedwe ndikukwaniritsa kuyanika kwathunthu.
Kuchiritsa kukhwima kwa mabala: Ikani mipukutu ya tepi mu ng'anjo yotentha nthawi zonse ( 40-60 ° C kwa maola 24-48 ) kuti isungidwe. Ndondomeko iyi:
Amamaliza zotsalira crosslinking anachita pang'onopang'ono
Imatsitsimula kupsinjika kwamkati komwe kumachitika chifukwa chakukula kosagwirizana ndi kutentha pakati pa gawo lapansi ndi zomatira
Amawongolera kwambiri ntchito yonyamula katundu kwa nthawi yayitali pansi pa kutentha kwakukulu
Kuyimitsa kwapang'onopang'ono: Gwiritsani ntchito mphamvu pang'ono pa tepi yogubuduzika panthawi yakukhwima kuti muchepetse nkhawa.
Kasamalidwe ka chinyezi chochepa: Pazomatira za silicone zochiritsira, chinyezi chokhazikika chimakhala ndi gawo lolumikizana, pomwe chinyezi chambiri chimayambitsa khungu mwachangu ndikulepheretsa kuchira. Zomatira za silikoni zowonjezera zimafunikira kupatulidwa kotheratu kwa mankhwala okhala ndi sulfure ndi nayitrogeni kuti apewe kupha poizoni.
PTFE filimu sachedwa elongation ndi shrinkage matenthedwe pansi kutentha.
Kutumiza kwapang'onopang'ono: Sungani kugwedezeka kosalekeza komanso kochepa kwa gawo lapansi mkati mwa uvuni kuti musachiritsidwe pansi pa zomatira zotalikira. Pambuyo kuziziritsa, gawo lapansi likucheperachepera maphunziro amamatira kukakamira kukakamira / kukameta ubweya wamkati - kuchepetsa kwambiri mphamvu yogwira.
Kutenthetsera kwa gawo lapansi: Yatsani gawo lapansi la PTFE kuti lifike pamwamba pang'ono kuposa kutentha kwamadzimadzi musanayambe kupaka kuti ❖ kuyanika kunyowetsa ndikuchepetsa kutenthedwa kwamphamvu kwa kutentha pacholowera cha uvuni.
Process Area |
Key Parameter |
Zolinga/Kukhathamiritsa |
|---|---|---|
Chophimba choyambirira |
Kuwuma filimu makulidwe |
0.5-2 μm (pewani malire ofooka) |
Chophimba choyambirira |
Kuyanikatu |
Kuchotsa kwathunthu zosungunulira pamaso pamwamba ❖ kuyanika |
Chophimba choyambirira |
Kutsegula pamwamba |
Plasma/corona pamzere isanayambike |
Zomatira zokutira |
youma makulidwe |
30-60 μm (kusiyana koyenera) |
Zomatira zokutira |
Makulidwe kulolerana |
± 2 μm (kuletsa kupsinjika) |
Zomatira zokutira |
Ukhondo |
5-10 μm kusefera, mpanda wopanda fumbi |
Kuchiritsa mbiri |
Kutentha kwapang'onopang'ono |
80-100°C → 120-140°C → 150-220°C |
Pambuyo pochiritsa |
Kukhwima |
40-60 ° C kwa maola 24-48 (kupuma kupsinjika) |
Kuchiritsa mpweya |
Kuwongolera chinyezi |
Zochepa pa condensation-mankhwala; pewani ziphe zowonjezera zowonjezera-kuchiritsa |
Kuwongolera kupsinjika |
Kuvuta kwa mu uvuni |
Zochepa, zokhazikika (peŵani kutambasula panthawi ya chithandizo) |
Kutentha kwa gawo lapansi |
Pamaso ❖ kuyanika |
Pang'ono pamwamba pa kutentha zomatira |
Aokai PTFE imagwiritsa ntchito njira zokometsera izi ndikuchiritsa kuti ipange tepi yomatira ya PTFE yokhala ndi mphamvu zogwirira ntchito. Kwa makasitomala omwe amafunikira kugwira ntchito kwakanthawi kotentha kwambiri, titha kusintha mawonekedwe oyambira, makulidwe a zomatira, ndikuchiritsa ma profiles kuti akwaniritse zomwe mukufuna.
Zomwe zili pamwambazi zimaperekedwa ndi Malingaliro a kampani Jiangsu Aokai New Materials Technology Co., Ltd.
Ngati mukufuna kudziwa mwatsatanetsatane, zochitika ntchito ndi mayankho makonda athu zonse mankhwala osiyanasiyana nsalu, PTFE mkulu-kutentha zomatira tepi, PTFE mkulu-kutentha mauna lamba, msokonezo kutentha atolankhani lamba, single-mbali PTFE nsalu, mkulu-kutentha zosagwira nsalu, PTFE mkulu kutentha zosagwira tepi, PTFE mkulu-kutentha mauna lamba, msokonezo kutentha atolankhani lamba, single-mbali PTFE nsalu, mkulu-kutentha zosagwira nsalu, kukhudzana ndi magalasi osamva kutentha, chonde tilankhule nafe.
Bambo Guo: +86 18944819998
Bambo Liu: +86 13705266308
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