Ukubona ukudla amaxesha engasusiweyo EVA?

Ukusonjulula Okubekwa Kwamalayithi Izicathulo ze-EVA

Ukufunda nge-EVA Density kunye ne-Polymer Blends

I-shoes engakhethwe ngemunye ku-EVA (Ethylene Vinyl Acetate) ezikhulu zihlanganisa izinkinga nokusebenza kanjani ngokuthi khona nge-EVA density. I-EVA density ifanele kuhluke kwegumbi lwe-material per unit volume, olungaba yilungu lokuhlala kunye nokuhlala kwesibhedlela. Ngexemplo, i-density eliphakathi kungenisa ukuhlala okukhulu kunye nokususa, okuyisetyenziso esidingayo lokuhlala ngokukhulu. Ngakwesobunye, i-density elincinci lingenza umthonyama kunye nokushayela, okuyisetyenziso esidingayo lokuhlala ekhulekileyo, kanye nokusebenzela.

Izicolo zase EVA zingavumelela ngokubanzi amandla okusetyenziswa kumthetho wabo, njenge-resistance yamabha ne-flexibility. Amandla apha aziphinda-phinda iziphalizi zokukhombisa i-EVA ukuyibuyela abaningi lokungakho, njengokuhlola ukuphakama nokulindelana. Ngiqinisekile, ukuhlola kwe-EVA nge-rubber noma TPU (thermoplastic polyurethane) ungacacisa umthetho womdabu nokugcwalisa ukusuka, enhanceni okuhlinzekelayo kwe-shoe. Izimvuzo eziqhutywa zikhuliswa ngokushesha lapha, zizoba amaxwebhu omusho olunye ukuba ezintathu ezilandelwe.

Umvamo wesihloko se-Vinyl Acetate lokudinga umthetho

Isihloko sesi Vinyl Acetate sithathe ithathu esincinci sokulinganayo lokudinga umthetho nomthetho weshoes ze-EVA. Lomthetho uziphinda-phinda umthetho wematerial wenze iphakathi lokungakho nokuhlukanisana lokuncedisiweyo, oyenza isiqephu somshane. Izigaba zithi i-EVA engeyi vinyl acetate eliphakeme lingakho lemininingwane yokusebenza, uzoba amashoes amaphindaphinda akukho ngenxa yakhe.

Ukuphakamiswa kwezinye zindlu zomsebenzi ephakeme ezithunyelwe ngokushesha kwi-EVA zikhale phakathi komkhankaso wokuqala wesibhedlela ngesi-10% kusukela sesi-20%, ukugcina umoya ongaphakathi nokulandelayo. Izibonelo ezilungileyo zikhona apho amadoda wasemiswe yindlela yokusebenza yiyekeleleyo ngokuthi iindlela leyiyekeleyo yakwabo yayihlobene ngezinto ezinethemba lokuhlola ngokubanzi. Ngokwesiphi, amanxasewezizwe labo ababegcina indlu zikhalelisa izinto eziningi, uzokusondezela ukuba zihamba kakhulu, umoya omphakathi nokulandelayo.

Amanani Achoba Indlu EVA Yezulu

Iitesi Zokubeka Ukufakelwa Nokuhlola Ukusuka

Ukufunda ukuthi ubuhlukanisi bese ngokubhekisisa phakathi kwezinye zezinto ezinethileyo ezinhloko neziqhamo ephakeme kwiqhawe lwenyuka le-EVA liyinhlangano lokungena umoya nokukhathala. Izimvo zombhlukanisi zihlela ukubuya ngenxa yindlela apho iqinga le-EVA lingabonisa izinto ezinethileyo ezinikezelayo ngaphandle kokuthatha ukusasazana, ngakho esikhundleni sikhethe ukuthi lembhlukanisi alingayiphathelela isiphumo sokuqinisekiswa sesibhakabhaka. Lomsebenzi wokuqinisekiswa kuhluke ukuthi imigomo yesilandelini siyizinsuku ezininzi lokulandela ukusetyenziswa wesilandelini. Izinga lokusebenza kulandelela ukuthi imigomo yesilandelini yezintathu zikhethe ukuthola ukuthi imigomo yesilandelini yezintathu ziyidinga ukuthola ukuthi amaqhawekazi angaba abangene ngezindaba zokuxhasa lokusebenza nokuthuthukisa ukuba kuzofuneka abasebenziswe ngokuphi ndawonye okanye nokuthi akuyiphathelela.

Ukubuyekeza Ukusuka nokuhlola Ukusetyenziswa

Ukuphela kwezikhono ezishaya kwiqhamu laseva zihlobene nezinyathelo zombuzo wesicatshulwa nokuhlola lokuncedisi, ukucabanga impawu yezikhono eziphakamisayo ngaphandle kokuthi amakhono akuyingxenye yokugcina. Ukuphela okungavumile kunokubhekisisa izincedo, isiphumo sokuqinisekisa esebenzayo ukukhubazeka kwesikhumba sesifundo sokunyuka kwezikhono ezishaya ngeEVA. Ngokushesha, ukunyuka kweenergy ifanele lokuba lokhu olufumanekayo ngemvume wokuqala ngokusebenza ukuqhuba ngokuphelele kanye nokuhamba ngokuphi ndawonye. Izinqumo ezidingekiweyo zeEVA zivary ngazo zonke iindlela zakhozo lokunyuka kweenergy, nangona amanethi ababili abafundiswa abalindelela ukusukelwa le technology. Amasiko asesiqephu sikubiza ukuthi ukuphela okungavumile kunokwenzela ukudlula ngokubanzi kwaye nokwenza ukususa energy ngokuphakame, izinhlobo ezithandwayo zokugcina kanye nokuthatha energy ngokuphakamile, ezindaweni zokugcina nokuhlola lokuncedisi.

Ukubuyekeza Kwesihlanu Somdluli Nokuthi Akuhlale

Rubberized EVA vs. Pure Foam Outsoles

Ukufunda ukugcina iziphumo zokuba kwezindlela ezimbili lweEVA elirhabelelwa kunye nezimpahla ezikhulu zombuso zingakho lokungaba ngenxa yalokubonisa umthengiso wokusetyenziswa kwesinye sisho nokuhlela. EVA elirhabelelwa inikezela indawo yezilimi kunye nokuhlola okuthile, ngisho kakhulu kwiindlela ezidingekayo njengekhatsi okanye amaxhego, lokhu kuyiqhutywa ngokukhangelwa ukuthi kudinga izindlu ezifanele ngokuthi zihlale kakhulu. Izimpahla zombuso ezikhulu, ngaphandle kokuba khona, zinikezela indlela engeziyo kunye nokuhlala ekuphakamisweni, bese angaze kakhulu kwiindlela ezimfihlakalayo kodwa zikwazi ukuba zikhona phambi komoya okanye amaxesha engasityenziswa kakhulu. Ukunquma olumelwe kuhlela ukuthi EVA elirhabelelwa inikezela indlela yokuhlola kunye nokuhlola okuthile, ngisho kakhulu kwiindlela ezivavanyelwe zokusetshenziswa.

Kwisokiso, umuntu ungayithintela ukuze usebenzise u-EVA olungaphakathi lokugcina ngokubanzi kuzama amagama nokuthi amandla akhona kakhulu, ngokuhlukile ngenxa yokuqinisekisa, xa kunye ne-foam esincinci esizenzelana nokuphucumisa kwezinsuku ezidingekayo. Ngokushesha, amasiteli abasebenzisa isibhedlela sasendaweni sokudibanisa kahle singayaziqinisekisa i-EVA elungaphakathi lokugcina ngokubanzi ngokuba yonkeleleyo yokugcwalisa nokusetyenziswa kwesikhatsi. Izimdlobomu zihlabelela ukuba ukufunda amathuluzi we-outsole ayiqinisekisa ngempeleni yokukhetha izicwangciso, ngokusebenzako nokuba ubuso lwenqanawe besebe lapho ufundekelayo kunye nenkonzo yenqanawe.

Ukuphatha Kwemibuyelo Ngenqanawe Lwesikhephe

Amaphathisi wamanqaku eziyi-EVA ziphindaphinda ukuthi zibuyelele kanye nekuphakamiselo, uzokusiza okungakho ngokubheka izindlela eziningi. Ukubuyelelwa kwezimali ziyazi kudinga nokuhambisela ukusuka kwezimali ngeendlela engephumeleyo kunye nokuthatha umsebenzi weshosha. Izigaba zokufundiswa sezazi ukuthi amaphathisi akhawuleni azikhaliphe amandla nokuthi azifanele, uzokusiza usukela nesikhumbuzo emidumo etshintshelweni. Ngakho esona, ukubonisa ukuthi umlando wemanzini uhlola kuhlala kakhulu kudinga ukuthi ishosha singasusiwe ngokuphi na kusemva kokugcina kwezinto.

Izicatshulwa zethu ezifanekiso zihlela ukuthi kuhlukele kuqinisekisa okubhekiseleyo okuthuthukise amagqabi okanye umdlalo ombili wemitha esikhundleni sokuhlala kunye nokugcwalisa emfanele yama-EVA shoes. Abasebenzisi bayaziqeqeshelwa nabayisusa izidingo eziqondile kuziphatha. Ngokushesha, iimodeli yesikhashana esidleleni ezikhulu zamandla amaxhobo xa azizilungiselelwa ngamandla kwiindawo ezininzi ukuvumela ukusetyenziswa kakhulu nokuphucula kakhulu. Ngokufakelwa kokuhlala kunye nokuhlola kweendlela zakwamagqabi, abasebenzisi bazibuyelela IMIKHIQIZO ezingabonakali nezintathu zasemphakathini ezisethembisayo ukuze zikhuseleke imibhalo yomphakathi yokugcina.

Amamandla Akhona Kwesigaba Sokusebenza Imishono Yesikhundla Esidingiweyo

Ukuphumelela Komoya Wesigaba Nokuthi Lwesobizo

Ukuphakamisa kwezisele zomoldi liphatha isithombe sokugcina nokusetyenziswa kwezikhono ezinhlanganisayo kwezishoes ezi-EVA. Izisele zomoldi ezikhona khululekile zikhupha umnotho nokuhlala okukhedekile, uzokubenza ukungavalelwa ngaphambili. Abasebenzisi ababonakaleyo bazofinyelela lokhu ngokusetshenziswa kwamathetho apha esebenza lokuhlanganiswa ngenqanawe. Ukuphakamisa kwezicatshulwa zokumgca zikhupha isithombe somphulo nokwesibayene kwezishoes. Amacatshulwa amakhulu amahleli inhloso, aphakamisa umphulo nokuthi ukuze kube uphawu olungaphansi olungunemva wobuchule. Iikampani zikama Bogs zizoba ngokubheka izinsuku eziningi, zisetshenziswa imigomo yezimpawu yokubheka ukusebenza ngokukhululekile. Imigomo yokubheka komphulo, njengokutrima yedgedzi elasela, zingabheka ukuphakamiswa nokuphakamiswa kakhulu.

Ukubheka Umsindo Womdlalo WeFoam

Ukubheka umdlalo we-foam ukuvumela ukuba kungenani kuyinto esidingeni lokuhlanganisela Izicathulo ze-EVA , ngoba ukuthi kuhamba okubonisa iziqembu zokusebenza, njenge-comfort nokungaphindaphinda. Iimiyambo ye-foam ezikhathale kuqinisekisa uphawu oluphezulu nokuluma, ukuze kuholelwe umsebenzi wokuhlala nokuhlola esincane lokushintshwa. Amagama amahle yindlela yokusebenza akukho amandla angakho amahluke amaparametshana ezifaneleyo lomiyambo we-foam, ukucacisa ukuthi ngakwesobizo kufanele kuzosetyenziswa kulesi simo sokuqhathanisa imibhalo. Abahlukile bethetha amaprotokolo amancane yokuvavanya ukusombulula amandla amahluke, ukuze kuholelwe iifuthe zezimbili ezihlola umoya ngempumelelo ngenkinga eliphezulu lokuhlala. Ukuthi imiyambo yesimo sihlulekile kuhlelisha isandulekileyo nokuba ifuthe lengenisa ukuluma nokungaphindaphinda.

Imibuzo Evame Ukubuzwa

Yini inguqulelo ye-EVA, kunye nginguquko yayo kulesi simo sokunquma?

Ukuphakamiswa kwe-EVA lisho ukusetyenziswa kokuhlula kwe-material Ethylene Vinyl Acetate ngokushesha lokugcina, ukuhlawulwa phakathi komphandla wokususa nokusebenzela kwe-sneakers. Ukuphakamiswa okubhaliweyo kukhoqo ukusebenzela nokungena, esidingi lapho amaxesha akhona amanyange, xa kunye nokuqinisekisa okunene nokungena, futhi ukuphakamiswa oluncinci kukho umthetho wesophu nokukhangelwa, kufanele kumaxesha ezingezansi.

Bengxoxweni ukuba indlela yokuqinisekiswa kwe-vinyl acetate ayiphi imiphumela esebenzayo kwe-shoes EVA?

Vinyl acetate ikhubazisa ukukhangelwa nokukhathalaza ukusuka kwe-shoes EVA, uzama ukusebenzisa nokuzihlaba kakhulu. Shoes EVA emkhankhwini enhle ziqinisekiswe ngokwesinye kwi-10% kwi-20% yokuvimba we-vinyl acetate, ezimaleni zikhathale ukukhangelwa nokukhathalaza.

Ngaba nganye imiphumela yakhe kwe-rubberized EVA outsoles ngokuba kubo pure foam outsoles?

Rubberized EVA iyiphi le nto eyayiphi ukusebenzisa, ukukhathalaza nokukhathalaza ukusuka, kufanele kumaxesha omncane okanye amaxesha asebenza njengomoya okanye amaxesha asebenza njengemoto. Ngakwesibini, pure foam inceda umoya nokususa esophu, kufanele kumaxesha amanani.

Ngubani amandla okwesiqhama somkhakha kwise zihlahla ezincinci ezi EVA?

Izandla zokwesiqhama zingabonisa ngendlela ifomu kunye nekuphumelela, ukungena isenzo esisodwa kwi terrains eziningi. Izandla ezikhethwe khona zingahamba ukukhupha ukugcina, ukufinyelela umoya wosizo nokusasaza.

Ngubani inqanawe yesandla sokunyusa kunye nesikhombiselo sesikhovu kumncedo we EVA?

Inqanawe yesandla yokunyusa iyiphindaphinda ukuthi lokuhlula kunye nokulondoloza, ukusebenzisa ukuzihlinza izandla nokuvamile, kunye nokuhlula esikhovu sikhathalelise umoya wosizo nokuhlola ukusasaza, ukuze alikho ungena phansi kunye nokuhlola ukuba ubuyeke.