Mawonedwe: 0 Wolemba: Site Editor Nthawi Yosindikiza: 2026-05-26 Origin: Tsamba
Posankha nsalu yotchinga ya fiberglass yogwiritsidwa ntchito m'mafakitale - kaya yosindikiza kutentha, zomangira zomangira, zotchingira magetsi, kapena zoteteza moto - mayina awiri amatuluka pafupipafupi: PTFE nsalu yotentha kwambiri ndi nsalu ya silikoni.
Onse amayamba ndi maziko omwewo amphamvu kwambiri a fiberglass, koma zokutira zawo (PTFE resin vs silicone raba) zimatsogolera ku mbiri yosiyana kwambiri. Kusankha yolakwika kungayambitse kutha msanga, zomata, kapena kuwonongeka kwa zida.
Aokai PTFE yapanga mitundu yonse iwiriyi kwazaka zambiri. Kufananiza kwa mbali ndi mbali kumaphatikizapo kukana kutentha, kusinthasintha, kusagwira ntchito, kukana kuvala, kukhazikika kwa mankhwala, kutsekemera kwa magetsi, ndi chitetezo cha moto - kotero mutha kusankha bwino.
Katundu |
PTFE High-Kutentha Nsalu |
Nsalu ya Silicone |
|---|---|---|
Coating Material |
Polytetrafluoroethylene (PTFE) utomoni |
Mpira wa silicone |
Ubwino Wachikulu |
Zabwino kwambiri zopanda ndodo, kukana kuvala, kukana mankhwala |
Kusinthasintha kwapadera, kutsekemera kwamagetsi, kukana moto |
Zovuta Zazikulu |
Wolimba komanso wofewa, wosasunthika bwino, kutsekereza kwapakati |
Low kuvala kukana, fumbi adhesion, kuchepetsa kutentha malire |
Kutentha Kopitirira |
-70°C mpaka 260°C (nthawi yochepa 350°C) |
-70 ° C mpaka 230 ° C |
Kusinthasintha |
Zolimba - zokhazikika zokhazikika zikapindidwa |
Zosinthika kwambiri - zopindika, zopindika |
Wopanda Ndodo |
Zabwino kwambiri - zosalala, palibe chomwe chimatsatira |
Wamba - pamwamba pake, amatchera fumbi |
Valani Kukaniza |
Zapadera (kugunda kocheperako) |
Zabwino |
Chemical Kukhazikika |
Kukana amphamvu zidulo, alkalis, organic solvents |
Zabwino motsutsana ndi madzi / mafuta; ofooka motsutsana ndi zosungunulira zamphamvu |
Magetsi Insulation |
Avereji |
Zabwino kwambiri - zimapirira mphamvu zambiri |
Kukaniza Moto |
Moto retardant |
Zabwino - zimagwiritsidwa ntchito ngati zofunda zozimitsa moto, zotchinga utsi |
Mapulogalamu Okhazikika |
Kuphika chakudya, kutulutsa zingwe, anti-corrosion mankhwala |
Kutchinjiriza magetsi, zinthu zosayaka moto, ma ducts osinthika |
Nsalu ya PTFE yotentha kwambiri imagwira ntchito pang'onopang'ono kuchokera -70 ° C mpaka 260 ° C ndipo imatha kupirira mpaka 350 ° C kwakanthawi kochepa. Izi zimapangitsa kuti zikhale zoyenera kuphika ma uvuni, zosindikizira kutentha, ndi makina otengera kutentha kwambiri.
Nsalu ya silicone imakhala ndi kutentha kosalekeza kosalekeza kwa pafupifupi 230 ° C. Kwa mapulogalamu omwe amakhala pamwamba pa 230 ° C, PTFE ndiye chisankho chodalirika.
Zochitika zenizeni padziko lapansi: Mu uvuni wowumitsa wa 250 ° C, nsalu ya silikoni imatha kusungunuka ndikutaya kulimba mkati mwa miyezi, pomwe nsalu ya PTFE imakhala yokhazikika kwa zaka zambiri.
Mbali |
Mtengo wa PTFE |
Nsalu ya Silicone |
|---|---|---|
Mverani |
Zolimba komanso zolimba |
Zofewa ndi rubbery |
Kupinda |
Ma creases osatha; kupindika mobwerezabwereza kufupikitsa moyo |
Ikhoza kupindika ndi kukanikizidwa mwakufuna popanda kuwonongeka |
Kuyika |
Imafunika kusamalira mosamala kuti mupewe ma kinks |
Zosavuta kukulunga mozungulira malo opindika ndi ngodya |
Nthawi yosankha silikoni: Mapulogalamu omwe amafunikira mapindikidwe othina, kupindika, kapena kupanikizidwa - monga zolumikizira ma duct osinthika, ma gaskets a malo osakhazikika, kapena zovundikira zochotseka.
Aokai PTFE imapereka mitundu yonse ya nsalu. Makasitomala athu nthawi zambiri amayamba ndi PTFE chifukwa cha zabwino zake zopanda ndodo, kenaka sinthani ku silikoni pokhapokha ngati kusinthasintha kwakukulu kapena kutchinjiriza kwamagetsi kumafunika. Pazinthu zambiri zogwiritsa ntchito kutentha kwa mafakitale, kuuma kwa PTFE kumatha kuyendetsedwa ndi njira yoyenera yoyika (palibe makutu akuthwa).
PTFE ili ndi imodzi mwama coefficients otsika kwambiri a kukangana kulikonse kolimba (≈0.05-0.1). Pafupifupi palibe chomwe chimamamatira kwa icho - kupatula chokha. Izi zimapangitsa PTFE nsalu yotentha kwambiri kukhala muyezo wagolide wa:
Mapepala ophika ndi zomangira uvuni (chakudya chimatulutsa mosavuta)
Chivundikiro cha makina osindikiza kutentha (pulasitiki wosungunuka samatsatira)
Malamba otumizira zinthu zomata (tchizi, maswiti, zomatira)
Nsalu ya silicone imakhala ndi mphira, yozungulira. Imakonda kutchera fumbi ndipo sichimapereka mwayi uliwonse wosagwira ndodo. M'malo mwake, silikoni imatha kukhala yovuta pakutentha kwambiri ndipo imatha kulumikizana ndi zida zina.
Chifukwa cha PTFE's low friction coefficient, PTFE nsalu imapereka kukana kwapadera - magawo otsetsereka, scraper blades, ndi kukhudzana kwazinthu kumayambitsa kuwonongeka pang'ono pamwamba.
Nsalu ya silicone ndi yofewa ndipo imavala mofulumira pansi pa abrasion. M'malamba otumizira omwe amakhala ndi kukanda pafupipafupi kapena kutsetsereka, nsalu ya silikoni ingafunike kusinthidwa 3-5 nthawi zambiri kuposa PTFE.
Chemical Environment |
Mtengo wa PTFE |
Nsalu ya Silicone |
|---|---|---|
Ma asidi amphamvu (sulfuric, nitric, HCl, HF) |
Zabwino kwambiri - palibe kuwonongeka |
Zabwino - koma ena amawukira kwambiri |
Ma alkali amphamvu (NaOH, KOH) |
Zabwino kwambiri |
Zabwino |
organic solvents (acetone, toluene, petulo) |
Zabwino kwambiri - zopanda pake kwathunthu |
Zosauka - zimatupa kapena zimasungunuka mu zosungunulira zambiri |
Mafuta ndi mafuta |
Zabwino kwambiri |
Zabwino kwambiri |
Madzi / nthunzi |
Zabwino kwambiri |
Zabwino - zimatha kuyamwa chinyezi pakapita nthawi |
Chotengera chachikulu: Pamitengo yamankhwala, ma laboratories, kapena malo aliwonse okhala ndi zosungunulira, PTFE ndiyopambana bwino.
Kusungunula kwamagetsi: Nsalu ya silicone ndi insulator yamagetsi yapamwamba yomwe imatha kupirira katundu wambiri. Amagwiritsidwa ntchito kwambiri:
Zovala zotsekera mabasi
Transformer ndi kusungunula chingwe
High-voltage zotetezera
Nsalu ya PTFE imangopereka zotchingira pafupifupi pafupifupi ndipo sizimatchulidwa pamagetsi.
Kukana moto: Ichi ndi mphamvu yayikulu ya nsalu ya silikoni. Sichikhoza kuyaka, chimateteza kutentha, ndipo chimapangidwa motere:
Zovala zamoto zotetezera mafakitale
Makatani amoto ndi zotchinga za utsi
Mawonekedwe a chitetezo chamthupi
Ngakhale PTFE nsalu ndi lawi retardant, si chinthu choyambirira ntchito zozimitsa moto.
Katundu wowonjezera - kukana kwanyengo: Nsalu ya silikoni imakhalanso ndi mphamvu yolimbana ndi nyengo chifukwa cha ntchito yakunja kwanthawi yayitali, yokhala ndi moyo wantchito mpaka zaka 10 pansi pa UV. Nsalu ya PTFE imawonongeka pang'onopang'ono panja (zaka 30+) koma imatha kukhala yolimba pakazizira kwambiri.
Ngati mukufuna... |
Sankhani... |
Chifukwa chiyani? |
|---|---|---|
Kutulutsa kopanda ndodo (chakudya, zomatira, pulasitiki wosungunuka) |
PTFE nsalu |
Kukangana kotsika kwambiri, palibe chomwe chimamatira |
Kutentha kwambiri kuposa 230 ° C (mavuvuni, zosindikizira) |
PTFE nsalu |
Kupirira 260 ° C mosalekeza |
Chemical / zosungunulira kukana (zomera, ma lab) |
PTFE nsalu |
Zopanda pafupifupi mankhwala onse |
Kukana kuvala/abrasion (ma conveyor, kutsetsereka) |
PTFE nsalu |
Kukangana kochepa, moyo wautali |
Kusinthasintha & kupindika (ma ducts, malo osakhazikika) |
Nsalu ya silicone |
Zofewa, zopindika, zopindika |
Insulation yamagetsi (high voltage) |
Nsalu ya silicone |
Zabwino kwambiri dielectric katundu |
Kuteteza moto (mabulangete, makatani) |
Nsalu ya silicone |
Zosayaka, zoteteza kutentha |
Kukana kwanyengo kunja (zaka 10+) |
Nsalu ya silicone |
UV yokhazikika, yosinthika pozizira |
Mwachidule , PTFE nsalu yotentha kwambiri ndi silikoni iliyonse ili ndi mphamvu zosiyana. PTFE imapambana mu kusagwira ndodo, kukana kutentha (260 ° C), kukana kuvala, ndi kusagwira ntchito kwamankhwala - kupangitsa kukhala chisankho chapamwamba pakukonza chakudya, kusindikiza kutentha, ndi malo okhala ndi mankhwala. Nsalu ya silicone imawala mu kusinthasintha, kutsekemera kwa magetsi, ndi chitetezo cha moto - zabwino zomangira magetsi, zofunda zoyaka moto, ndi malumikizidwe osinthika.
Palibenso 'zabwino' padziko lonse lapansi - kusankha koyenera kumatengera kutentha kwanu, kukhudzana ndi mankhwala, zofunikira zamakina, ndi bajeti.
Mukufuna thandizo posankha? Aokai PTFE imapereka nsalu zonse za PTFE ndi silikoni mu makulidwe ndi m'lifupi mwake. Lumikizanani ndi gulu lathu laukadaulo kuti mudziwe zambiri za momwe mungagwiritsire ntchito.
Izi zimaperekedwa ndi Jiangsu Aokai New Materials Technology Co., Ltd.
Ngati mukufuna magawo atsatanetsatane, milandu yogwiritsira ntchito, ndi mayankho makonda pazogulitsa zathu zonse kuphatikiza nsalu ya PTFE yotentha kwambiri, matepi apamwamba a PTFE, malamba a mauna a PTFE, malamba osakanikirana amakina, mbali imodzi ya PTFE yokutira nsalu, malamba onyamula kutentha kwambiri ndi kutentha kwambiri , chonde mverani magalasi omasuka
Bambo Guo: +86 18944819998
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