Kodi zinthu za EVA ndi chiyani?

Pogulaslippers ndi mitundu ina ya nsapato,ngati nsapato kapena zomangira, limodzi mwa mafunso ambirikutianthu mwina kufunsa ndi zazakuthupi-makamaka, EVA ndi chiyani? EVA sole ndi nsapato yokhayo yokhala ndi zopindulitsa zambiri zomwe zimapangitsa kukhala maziko abwino a slippers.Mwachidule, EVA sole ndi nsapato ya pulasitiki yomwe imatha kukhala yopepuka komanso yosinthika kuposa mphira.Uku ndikungoyang'ana zomwe ma soles ndi ma EVA amapindula nawolipers ndi.

 EVA, polankhula mankhwala, ndi Ethylene-Vinyl Acetate, zotanuka co-polymer ofanana kwambiri ndi mphira komanso amagwiritsidwa ntchito m'nyumba ndi mafakitale.EVA imatengedwa kuti ndi yochezeka ndi chilengedwe chifukwa sichitero't amagwiritsa ntchito klorini popanga, ndipo amatha kusinthidwa kukhala zinthu monga mabwalo amasewera kapena mateti a mafakitale.Chifukwa ndi zopangidwa ndi anthu komanso zinyama, zimagwiritsidwa ntchito kwambiri pa nsapato za vegan.EVA imapereka khushoni, kasupe (kubwerera), ndipo imagonjetsedwa ndi kuumitsa ndi kusweka.Imalimbananso ndi cheza cha UV, sichitero't imamwa madzi, ndipo imakhala yosinthasintha pakazizira, zonsezi zimapangitsa kuti zikhale zothandiza kwambiri pa nsapato zakunja.Yofewa komanso yosinthika, EVA mwaukadaulo ndi thovu m'malo mwa mphira, chifukwa imapangidwa ndikukulitsa pulasitiki ndikutsekera matumba a mpweya (mpweya) mosiyanasiyana.Zothamanga kwambiri komanso nsapato wambakunjazitsulo zimapangidwa kuchokera ku EVA.M'zaka zaposachedwa, mitundu ingapo yatembenukira ku PU (polyurethane) kuti ikhale yolimbakunjateknoloji yokhayo, makamaka mu nsapato za backpacking.Koma EVA idapezekabe kuti ilinso ndi zochulukirapo, pomwe ikufika kumapeto kwa moyo wake (compress) mwachangu kuposa PU.Inu'Ndiwona opanga ambiri omwe akuthamanga akugwiritsa ntchito kuphatikiza kophatikiza kwa mphira kophatikiza ndi EVA.Ndipo ngakhale msika wa nsapato zothamanga unapangadi EVA midsole, tsopano imagwiritsidwa ntchito kwambiri pafupifupi pafupifupi mtundu uliwonse wa nsapato, kuphatikizapo, ngati sichoncho, nsapato.Chokhacho cha EVA sichimangopereka zomwe tatchulazi komanso khushoni, koma imateteza mapazi kuti asakhudzidwe ndi phazi lililonse likagunda pansi.Kubwereranso mu EVA kumakuthandizani kuti mutuluke panjira iliyonse.Koma monga zinthu zonse zabwino, EVA imafika kumapeto.M'kupita kwa nthawi, EVA idzapondaponda ndikumasulanso, pomwe iyenera kusinthidwa.Pa nsapato yothamanga, zimatengera pafupifupi 300 mailosi kuti afike pamenepa.Pa nsapato zina, Izi zimachitika nthawi zambiri zikamakanikiza, zimasiya kuyambiranso, ndipo pamapeto pake zimafika pomwe ziyenera kusinthidwa, nthawi zambiri pambuyo pa ma 300 mailosi pa nsapato yothamanga.Izi zimasiyana ndithudi ndi momwe wogwiritsa ntchito alili wolemera, kuyenda kwawo ndi mtundu wa mailosi omwe amavala nsapato.Ma EVA midsoles nthawi zambiri amapangidwa ndi jakisoni.Kuti akwaniritse kulimba kwambiri, opanga nsapato ambiri amagwiritsa ntchito ma EVA midsoles opindika.Pochita izi, EVA imapanikizidwa mu nkhungu kuti midsole-to-be ipange khungu lakunja.Izi zimawonjezera moyo ku midsole, kapangidwe ka torsional, ndikulola zokongoletsa monga mitundu, mapangidwe ndi ma logo.Pogwiritsa ntchito EVA, opanga amatha kupanga makulidwe ndi makulidwe osiyanasiyana, kuwonjezera khushoni pansi pa chidendene, chocheperako pamwamba pa cholimba kwambiri, ndi chomwe chimatchedwa.kutumizakuteteza kutchulidwa kwa phazi poyenda ndi kuthamanga.Kumapeto kwa tsiku, dziwani kuti EVA ndi wosanjikiza wofewa, wonyezimira pakati pa pamwamba ndi kunja kwa nsapato yanu yomwe ilipo imakutetezani ndikuwonjezera kasupe pang'ono ku sitepe yanu.

 


Nthawi yotumiza: Oct-12-2021