Ukubuka: 0 Umbhali: Isikhathi Sokushicilela Isihleli Sesayithi: 2026-06-11 Umsuka: Isayithi
Uvula umqulu we Itheyiphu ye-PTFE yokushisa okuphezulu ehlezi endaweni yokugcina izinyanga. Uma uzama ukuyiqaqa, izendlalelo zinamathele ndawonye. Ukuwahlukanisa kushiya izinsalela zokunamathisela ohlangothini olungemuva olungenayo induku - i-tape yonakalisiwe.
Le nkinga ibizwa nge -interlayer adhesion noma ukuvimba . Kwenzeka ngenxa yezinto ezimbili: uhlobo lwe-PTFE ne-silicone enamathelayo, kanye nezimo ezimbi zokugcina. Izindaba ezinhle ukuthi ingavinjelwa - kokubili ngokuthi i-tape yenziwa kanjani nokuthi igcinwa kanjani.
I-Aokai PTFE ixazulule le nkinga ngokulawula inqubo ngokucophelela. Lo mhlahlandlela uchaza ukuthi kungani ukuvinjwa kwenzeka nokuthi yini ongayenza ukuze ukugweme.
Ukuze uvimbele ukuvinjwa, kufanele uqonde izindlela ezimbili ezibangela lokho.
Inkumbulo enwebekayo yefilimu ye-PTFE: Ngesikhathi sokukhiqizwa, amaketanga e-PTFE amangqamuzana ayeluliwe. Uma i-tape ilinyazwa ngokuqinile futhi igcinwe ngaphansi kwengcindezi izinyanga, ukucindezeleka kwangaphakathi kukhishwa kancane kancane. Ifilimu izama ukuhlehla, ibangele ukuthi itheyiphu igoqe noma i-adhesive ihlukane.
I-Silicone PSA creep: Ingcina ye-silicone ezwela ukucindezela akuyona into eqinile - i-semi-fluid viscoelastic material. Ngaphansi kwengcindezi eqhubekayo nokushisa, iyageleza (ikhasa) kancane kancane, ingene ezimbotsheni noma ukuthungwa kohlangothi olungemuva olungabambeki. Uma lokho sekwenzekile, izendlalelo zibopha unomphela.
Izinga lokushisa elingaphezu kuka-40°C: Ukushisa kusheshisa ukukhuphuka kokunamathelayo. I-PSA viscosity iyehla, futhi ukugeleza kuyanda.
Umswakama ophezulu (>70% RH): Umswakama ungabangela i-hydrolysis ye-adhesive, wenze ingaphezulu lithinte futhi likhuthaze ukunamathela.
Ingcindezi yemishini evela ekunqwabeleni: Amaroli asindayo anqwabelene phezulu komunye nomunye akhama ungqimba olunamathelayo ohlangothini olungemuva lwesendlalelo esilandelayo, okuphoqa ukubophana ngokomzimba.
Isici esisodwa esibaluleke kakhulu ekuvimbeleni ukuvinjelwa ukuthi i-tape ilimala kanjani ngesikhathi sokukhiqiza.
Uma umqulu ulimele ngokucindezela okuphezulu njalo, izingqimba zangaphakathi (eduze nendawo emaphakathi) zingaphansi kwengcindezi ecindezelayo. Ngemuva kwezinyanga zokugcina, lokho kucindezeleka kucindezela okunamathelayo ohlangothini olungemuva.
Nge- gradient winding tension :
Izendlalelo zangaphandle: limaza ngokuqinile (ukugcina umqulu uhlangene)
Izendlalelo zangaphakathi: inxeba liya lixega kancane kancane (ukunciphisa ingcindezi eyinsalela kumongo)
Umphumela: isipiliyoni esiwumongo cishe alikho ingcindezi eqhubekayo, ngakho-ke i-adhesive creep icishe iqedwe.
I-Aokai PTFE isebenzisa isistimu yokulawula ukungezwani kweluphu evaliwe:
Izinzwa ziqapha ububanzi be-roli yesikhathi sangempela
Isilawuli sibala ukungezwani okudingekayo sisebenzisa amafomula obunikazi
Ama-Actuator (i-variable-frequency noma ama-torque motors) aguqule ngokushintshashintshayo ukungezwani njengoba umqulu wakha
Ukushuba okumazombezombe kuncipha kancane kancane ukusuka eringini engaphakathi kuye eringini yangaphandle. Lokhu futhi kuvimbela amaroli aqinile (lapho izingqimba zangaphakathi zicindezelwa kakhulu kangangokuthi kunzima ukuzikhulula).
I-Gradient tension iwumongo, kodwa ezinye izinyathelo zokukhiqiza nazo ziyasiza.
I-silicone ye-High-cohesion PSA: Ithambekele kancane ekungeneni ngaphansi kwengcindezi nokushisa.
Ifilimu ye-PTFE enwetshiwe: Inengcindezi ephansi ye-molecular orientation kunefilimu e-skived, yehlisa imiphumela yenkumbulo enwebekayo.
Phatha uhlangothi olunganamatheli lwe-substrate nge- fluorosilicone ekhululayo coating noma i-primer. Lokhu kwehlisa amandla angaphezulu ohlangothini olungemuva, okwenza kube nzima kakhulu ukuthi i-adhesive ihlangane nayo.
Kumateyipu anezendlalelo ezinamathelayo eziwugqinsi (>0.05mm), hlukanisa isiqephu sephepha noma ifilimu yokukhulula phakathi kwezendlalelo. Lesi isilinganiso sokwehluleka kokuphepha kwesitoreji eside (ngaphezu kwezinyanga eziyi-12).
Ngisho ne-tape eyenziwe kahle kakhulu ingavimba uma igcinwe ngokungalungile. Landela le mithetho.
Ipharamitha |
Ububanzi obunconyiwe |
Kungani |
|---|---|---|
Izinga lokushisa |
-15°C kuya ku-40°C (okulungele u-15-25°C) |
Ngaphezulu kuka-40°C kusheshisa ukukhasa |
Umswakama ohlobene |
30% - 70% RH |
Ngaphansi kuka-30% kungase kubangele i-static; ngaphezu kuka-70% kungase kubangele i-hydrolysis |
Ukukhanya |
Akukho ukukhanya kwelanga okuqondile |
I-UV yonakalisa ukunamathela ngokuhamba kwesikhathi |
Amakhemikhali |
Gcina kude nama-solvents, ama-asidi, ama-alkali |
Umusi ungahlasela ingcina |
Beka ama-rolls ngokuvundlile (eceleni kwawo) kuma-racks. Ungalokothi uwamise aqonde - lokhu kungabangela ukuguqulwa kwamaphethelo.
Sebenzisa ama-racks ukuze uthole isitokwe esiningi. Ungawapakishi amaroli angaphezu kuka-3-4 ukuphakama - amaroli angezansi azothola ingcindezi eyeqile.
Zungezisa ama-rolls njalo ngekota - shintsha indawo ethwala ukucindezeleka ngokuhambisa amaroli aphansi phezulu.
Gcina ukupakisha kwangempela kuphelele - ukugoqa kwepulasitiki kuvikela othulini kanye nomswakama. Uma konakele, vala kabusha ngokushesha ngefilimu yepulasitiki.
Uma unamaroli agcinwe ezimeni ezimbi (okushisayo, okuswakeme, okupakishwe phezulu), hlola isampula elincane ngaphambi kokuwafaka emkhiqizweni. Hlehlisa amamitha angu-1-2 bese uhlola:
Ukumelana okungajwayelekile lapho uqaqa
Izinsalela zokunamathela ohlangothini olungemuva
Ukuguqulwa okubonakalayo kwe-roll core
Uma ubona noma yikuphi kwalokhu, fudumeza umqulu kancane (30-40°C amahora ambalwa) ngaphambi kokuqaqa - ingcina ingase ithambe ngokwanele ukuze ikhulule ngokuhlanzekile. Kodwa ngezinhlelo zokusebenza ezibucayi, buyisela umqulu.
Isiteji |
Isenzo |
|---|---|
Ukukhiqiza |
I-Gradient winding tension (ngaphandle okuqinile, okuxekethile kwangaphakathi) |
Ukukhiqiza |
Sebenzisa i-PSA ye-silicone ehlangene kakhulu, ifilimu ye-PTFE ekhishwe |
Ukukhiqiza |
Gcoba i-fluorosilicone ukukhululwa kwenamathela ohlangothini olungemuva |
Ukukhiqiza |
Engeza iphepha lokukhulula ukuze uthole amamaki aqinile okunamathela |
Isitoreji |
Gcina izinga lokushisa -15°C kuya ku-40°C, umswakama 30-70% RH |
Isitoreji |
Gcina ngokuvundlile kuma-rack, khawulela ubude besitaki |
Isitoreji |
Zungezisa amaroli njalo ngekota |
Isitoreji |
Gcina emaphaketheni okuqala, vala kabusha uma konakele |
Ngaphambi kokusebenzisa |
Hlola isampula uma izimo zesitoreji zithandabuza |
I-Aokai PTFE ikhiqiza itheyiphu ye-PTFE enezinga eliphezulu lokushisa ne-gradient mazongo ukushuba njengokujwayelekile. Ukugcina isikhathi eside (ngaphezu kwezinyanga ezingu-6), sincoma ukuthi ngaphezu kwalokho kuvalwe amaroli ezikhwameni zefoil ezivimbela umswakama futhi zigcinwe ezimeni ezilawulwa yisimo sezulu. Xhumana nathi ngezinketho zokupakisha ngokwezifiso.
Okuqukethwe okungenhla kunikezwa ngu I-Jiangsu Aokai New Materials Technology Co., Ltd.
Uma udinga ulwazi olwengeziwe mayelana nokucaciswa, izimo zohlelo lokusebenza nezixazululo ezenziwe ngokwezifiso zomugqa wethu womkhiqizo ogcwele, okuhlanganisa izindwangu ze-PTFE ezishisa kakhulu, amateyipu we-PTFE, amabhande anezikhala we-PTFE, amabhande omshini wokubopha angenamthungo, indwangu ye-PTFE enohlangothi olulodwa, amabhande angavimbeli izinga lokushisa aphezulu, ingilazi yengilazi engamelana nokushisa okuphezulu
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