Chifukwa cha pulasitiki ya zamagetsi, magalimoto, ndi zigawo zamagalimoto, zofunikira zapamwamba zimayikidwa pa nylon magwiridwe antchito ndi kutentha kwambiri. Izi zidatsegulira chilengosole pa kafukufukuyu ndi chitukuko ndi kugwiritsa ntchito kutentha kwambiri kwa naylon.
Chitsamba chagalasi chomata kwambiri chimalimbikitsa nylon PPA ndi imodzi mwazinthu zatsopano zomwe zakopa chidwi, ndipo ndi imodzi mwazinthu zatsopano zotsika mtengo komanso zotsika mtengo kwambiri. Chitsamba chagalasi chimalimbikitsa kutentha kwa nylon zimadalira kutentha kwambiri naylon PPA ndikosavuta kupanga zinthu zazikulu komanso zolimba. Makamaka kwa injini ya injini, yomwe imafunikira kuthana ndi zolimba zokhudzana ndi zikhulupiriro zambiri, pang'onopang'ono nylon nthawi zonse amakhala ndi chisankho chabwino pazinthu zamagetsi. Ndi chiyanizosowaZa kutentha kwambiri nylon?
1, mphamvu zabwino kwambiri
Poyerekeza ndi chikhalidwe cha a Aliphatic Nylon (Pa6 / Pa66), kutentha kwambiri nylon ndi zabwino zodziwika bwino, zomwe zimawonetsedwa makamaka pazomwe zimapangidwa ndi makina ndi kukana kwake. Poyerekeza ndi mphamvu yopanga, kutentha kwambiri nylon kuli ndi galasi lomwe lili pampikisano. Ndi 20% yapamwamba kuposa zachikhalidwe zamiyan nylon, zomwe zimatha kupereka zofuna zopepuka zopepuka zamagalimoto.
Mafuta autoto opangidwa ndi kutentha kwambiri nylon.
2, Ultra-Chuma champhamvu
Pansi pa malo opangira mafuta a matenthedwe a 1.82mka, kutentha kwambiri nylon pa 280% ya mizere C, pomwe achikhalidwe ali ndi 255 ° C. Zofunikira pakuwonjezereka mpaka 200 ° C, zimakhala zovuta kuti zikhale zachikhalidwe zamitundu yamiyambo kuti zikwaniritse zofunikira zazogulitsa, makamaka za injini za injini zakhala kutentha kwambiri komanso kutentha kwambiri kwa nthawi yayitali. M'malo onyowa, ndipo amayenera kupirira mphuno ya mafuta.
3, kukhazikika kwabwino kwambiri
Madzi oyamwa a Aliphetic Nylon ali wokwera kwambiri, ndipo madziwo othamanga kwambiri amatha kukhazikika pazinthu, zomwe sizoyenera kuti pakhale zinthu zina zapamwamba. Gawo la Amide Magulu Mokweza Nylon, kuchuluka kwa mayamwidwe nawonso ndi theka la a Aliphan wamba nayon, ndipo kukhazikika kwake kuli bwino.
4, kukana kwa mankhwala abwino
Popeza zinthu zotumphukira zamakina zamagetsi nthawi zambiri zimakhudzana ndi othandizira mankhwala, zomwe zimafunikira kwambiri zimayikidwa pa kukana kwa mafuta, makamaka mapangidwe ena omwe ali ndi vuto la polyamiti, pomwe kutentha kwambiri kwapadera mankhwala Kapangidwe ka ylon kumapangitsa kuti zomwe zikubwerazo, kotero kuwoneka kwa kutentha kwambiri nylon kwakweza chilengedwe cha injini kupita ku gawo latsopano.
Mtunda wamalo amalima mutu wopangidwa ndi kutentha kwambiri nylon.
Ntchito zamagetsi
Popeza PPA imatha kupereka kutentha kwa kutentha kwa 270 ° C, ndi pulasitiki yabwino yopanga kutentha kwa kutentha mu matenthedwe, makina, ndi mafakitale a Electronic / Magetsi. Nthawi yomweyo, a PPA ndi abwinonso pazigawo zomwe ziyenera kukhalabe ndi umphumphu kumatentha kwambiri.
Hood yamagetsi yopangidwa ndi kutentha kwambiri nylon
Nthawi yomweyo, mapulasitikiti a ziphuphu monga magetsi, ndi makina ozizira pafupi ndi injiniyo yasinthidwa ndi thermoseting kuti mubwezeretse, ndipo zofunikira za zida ndizopeka. Kukaniza kwa kutentha, kukhazikika, ndi kukana kwa mankhwala kwapadera kwa mapulatipi apamwamba apakalewa sangathenso kukwaniritsa zofunika.
Kuphatikiza apo, mitu yotentha ya nayolon yasintha maubwino odziwika bwino a plastics yodziwika bwino, kukonzanso kwaulere kwa magawo ophatikizika, ndikuchepetsa thupi komanso kusefukira.
Popeza kutentha kwambiri nylon kumatha kupirira nyonga yayikulu, kutentha kwambiri ndi malo ena ovuta, ndizoyenera kwambiri eMadera a NGine (monga injini zophimba, zolumikizira ndi zolumikizira) ndi njira zopatsirana (monga momwe zimakhalira (monga zida zopangira mpweya) ndi zida zakuthwa.
Komabe, mawonekedwe abwino kwambiri otenthetsa nylon amatha kubweretsa zabwino zambiri kwa ogwiritsa ntchito, ndipo potembenuza kuchokera ku Pa6, pa 206 kapena zigawo za Pet / PTB., kotero ndizoyenera kugwiritsa ntchito njira zingapo Kufuna kutentha kwambiri kukana. Pali chiyembekezo chachikulu.
Post Nthawi: 18-08-22