EVA, lossis ethylene-vinyl acetate copolymer, yog cov khoom siv hluavtaws uas siv dav hauv khaub ncaws, khau, hnab, thiab lwm yam haujlwm vim nws lub teeb yuag, tsis muaj dej, thiab corrosion- tiv taus cov khoom. Txawm li cas los xij, muaj qee qhov kev xav tseem ceeb thaum hnav EVA ntaub:
Breathability: EVA ntaub yog breathable. Hnav nws ntawm ib sab ntawm daim tawv nqaij rau lub sijhawm ntev, tshwj xeeb tshaj yog nyob rau hauv huab cua kub lossis thaum lub sijhawm ua haujlwm hnyav, tuaj yeem ua rau tawv nqaij khaus lossis tawm hws ntau dhau. Yog li ntawd, thaum xaiv EVA npuag, xav txog cov khoom siv hauv ob sab phlu thiab xaiv cov qauv nrog breathability zoo.
Kev tsis haum tshuaj: Qee tus neeg yuav ua xua rau qee cov khoom xyaw hauv EVA, uas yuav ua rau khaus, liab, thiab o tom qab hnav. Yog tias koj muaj kev fab tshuaj, nws raug nquahu kom ua qhov kev kuaj tawv nqaij ua ntej hnav thawj zaug kom paub tseeb tias tsis muaj kev fab tshuaj.
Ib puag ncig thiab Kev Noj Qab Haus Huv: Txawm hais tias EVA cov khoom nws tus kheej tsis yog - lom, cov khoom siv ntxiv xws li plasticizers thiab stabilizers tuaj yeem raug ntxiv thaum ua, uas yuav muaj qee qhov cuam tshuam rau kev noj qab haus huv. Yog li ntawd, nws raug nquahu kom xaiv EVA cov khoom siv los ntawm cov npe nrov nrog kev lees paub zoo.
Hnav Cov Sijhawm: EVA npuag, vim nws lub teeb yuag thiab tsis muaj dej, tshwj xeeb tshaj yog haum rau kev hnav sab nraum zoov thiab kev ua kis las. Hauv lub neej niaj hnub, xaiv lub sijhawm hnav kom tsim nyog raws li koj xav tau.
Hauv cov ntsiab lus, thaum hnav khaub ncaws EVA npuag, nws yog ib qho tseem ceeb uas yuav tsum xav txog yam xws li kev ua pa, kev ua xua, thiab lub sijhawm hnav kom muaj kev nplij siab thiab kev noj qab haus huv.