EVA ua npuas ncauj (ethylene-vinyl acetate ua npuas ncauj) yog ib qho khoom siv ntau yam thiab ruaj khov, tab sis nws tsis kam rau ripping los yog tearing nyob ntawm ntau yam, nrog rau nws cov tuab, zoo, thiab kev siv.
Nov yog qee qhov kev txiav txim siab:
Thickness: Thicker EVA ua npuas ncauj zoo li yuav tiv taus tearing ntau dua li ua npuas ncauj. Yog tias koj xav tau cov khoom siv los tsim kua muag ntau dua, koj yuav tsum xaiv EVA ua npuas ncauj tuab dua.
Ntws: Cov npuas dej los ntawm ntau qhov chaw ntom ntom, nrog ntau dua-ntom ua npuas dej ua kom muaj zog dua ntxiv ua npuas ncauj qis dua. Higher-density EVA ua npuas ncauj feem ntau yog siv rau cov ntawv thov uas yuav tsum tau ua kom ntev dua.
Zoo: Qhov zoo ntawm EVA ua npuas ncauj kuj ua lub luag haujlwm hauv nws cov kua muag tsis kam. Ua npuas ncauj zoo dua yuav tsim kua muag tiv taus ntau dua vim muaj cov txheej txheem tsim khoom zoo dua thiab cov khoom siv.
Kev npaj siv: Kev npaj siv EVA ua npuas ncauj tseem ceeb heev. EVA ua npuas ncauj yog siv nyob rau hauv ntau yam kev siv, los ntawm crafting thiab cosplay mus rau industrial thiab kis las khoom. Qee zaum, nws yuav raug rhuav lossis hnav dhau sijhawm, thaum lwm tus, nws yuav nyob twj ywm rau lub sijhawm ntev.
Kev Ruaj Ntseg thiab Kev Nyuaj Siab: Tus nqi ntawm lub zog lossis kev ntxhov siab siv rau hauv cov npuas dej kuj tseem cuam tshuam rau nws lub kua muag. Kev quab yuam ntau dhau los yog cov khoom ntse tuaj yeem ua rau EVA ua npuas dej los tsim kua muag, tshwj xeeb tshaj yog tias nws nyias nyias lossis qis dua.
EVA ua npuas ncauj yog paub txog nws cov kav ntev thiab tsis kam ua kua muag, tshwj xeeb tshaj yog thaum siv rau cov kev siv me me mus rau qis. Nws yog feem ntau xaiv rau nws yooj yim, cushioning zog, thiab yooj yim ntawm crafting. Txawm li cas los xij, nws tsis yog kua muag tag nrho, thiab nws qhov kev tiv thaiv tuaj yeem sib txawv nyob ntawm cov yam ntxwv tau hais los saum toj no.
Yog tias koj muaj ib daim ntawv thov tshwj xeeb hauv siab thiab muaj kev txhawj xeeb txog kev tsim kua muag, koj tuaj yeem xav xaiv cov tuab tuab, siab dua EVA ua npuas ncauj lossis xav txog cov txheej txheem ntxiv dag zog xws li gluing ntau txheej ua ke los yog siv cov khoom siv ntxiv xws li ntaub lossis fiberglass.