EVA ua npuas ncauj yog ib qho ntawm cov khoom siv dav siv ntau tshaj plaws hauv kev tsim khoom niaj hnub no. Paub txog nws yooj, yam ruaj khov, thiab shock absorption, EVA ua npuas ncauj feem ntau siv hauv ntim, Cov Khoom Siv Ua Si, pab kas, cuab yeej inserts, thiab cov khoom lag luam.
Cov khoom yog lub teeb yuag, dej-resistant, thiab yooj yim rau txheej txheem, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau ntau qhov kev lag luam.
Hauv phau ntawv qhia no, Peb yuav tshawb xyuas seb EVA ua npuas ncauj yog dab tsi, yuav ua li cas nws yog manufactured, nws lub cev muaj zog, thiab cov kev lag luam uas siv nws.
EVA ua npuas ncauj sawv rau Ethylene Vinyl Acetate ua npuas ncauj. Nws yog cov khoom siv kaw-cell ua npuas ncauj ua los ntawm kev sib txuas ntawm ethylene thiab vinyl acetate polymers.
Qhov kev sib xyaw ua ke no tsim ua npuas dej uas hloov tau yooj yim, ruaj, thiab resistant rau tawg los yog tawg. EVA ua npuas ncauj muaj cov khoom cushioning zoo heev thiab tuaj yeem nqus tau zoo.
Vim nws kaw-cell qauv, EVA ua npuas ncauj tsis nqus dej yooj yim thiab muab cov khoom thaiv zoo.
EVA ua npuas ncauj muaj ob peb yam ntxwv uas ua rau nws haum rau ntau daim ntawv thov.
EVA ua npuas ncauj yog qhov sib dua li ntau cov khoom siv roj hmab lossis yas.
Cov qauv ua npuas ncauj muab lub zog poob siab thiab kev tiv thaiv kev cuam tshuam.
Cov qauv kaw-cell tiv thaiv kev nqus dej.
EVA ua npuas ncauj tuaj yeem khoov thiab ua kom tsis txhob tawg.
Cov khoom tuav nws cov duab txawm tias tom qab siv dua.
Qhov ceev yog ib qho tseem ceeb tshaj plaws ntawm EVA ua npuas ncauj.
Feem ntau EVA ua npuas ncauj ntom ntom muaj xws li:
| Qhov ntom | Daim ntawv thov |
|---|---|
| 30-50 kg/m³ | Cov khoom ua npuas ncauj mos |
| 60-80 kg / mp | Ntim ua npuas ncauj |
| 90-120 kg/m³ | Cov khoom ua si |
| 120-200 kg / m³ | Cov cuab yeej ntxig thiab cov khoom lag luam |
EVA ua npuas ncauj ntau dua feem ntau muab kev ruaj khov thiab kev txhawb nqa zoo dua.
Hardness feem ntau yog ntsuas siv Ntug C nplai.
Common EVA ua npuas ncauj hardness ntau yam:
| Hardness | Daim ntawv thov |
|---|---|
| Ntug C 20–30 | Mos cushioning ua npuas ncauj |
| Ntug C 30–40 | Ntim thiab tiv thaiv ua npuas ncauj |
| Ntug C 40–50 | Cov khoom siv ua kis las |
| Ntug C 50–60 | Tool inserts thiab industrial ua npuas ncauj |
Xaiv qhov raug hardness kom ua tau zoo.
EVA ua npuas ncauj yog tsim los ntawm cov txheej txheem tshuaj foaming.
Cov kauj ruam tseem ceeb ntawm kev tsim khoom:
Ua npuas ncauj tuaj yeem ua tiav ntxiv siv:
EVA ua npuas ncauj tuaj yeem tsim tau ntau hom.
Cov ntawv tiaj tus siv rau ntim, Khoom siv tes ua, thiab muaj ntaub ntawv thov.
Precision txiav ua npuas ncauj inserts siv nyob rau hauv cov cuab yeej thawv, cov khoom siv, thiab kev tiv thaiv ntim.
Nruam yob siv rau flooring, padding, los yog rwb thaiv tsev.
Kev cai molded qhov chaw siv hauv kev ua kis las iav lossis khau.
EVA ua npuas ncauj yog siv thoob plaws ntau lub lag luam.
EVA ua npuas ncauj yog dav siv rau kev tiv thaiv ntim khoom siv hluav taws xob, qho twj, thiab cov khoom tawg yooj yim.
Kev cai EVA ua npuas ncauj ntxig pab npaj cov cuab yeej hauv cov thawv thiab cov cuab yeej cuab yeej.
Siv hauv cov kaus mom hlau, pads, yoga mats, thiab cov khoom tiv thaiv.
EVA ua npuas ncauj feem ntau yog siv hauv khau midsoles vim nws cov cushioning thiab yooj.
Siv rau rwb thaiv tsev, khi, Thiab Kev Siv Damping.
EVA ua npuas ncauj muaj ntau yam zoo piv nrog rau lwm cov ntaub ntawv ua npuas ncauj.
Piv nrog PE ua npuas ncauj, EVA ua npuas ncauj yog hloov tau yooj yim dua.
Zoo tagnrho rau kev tiv thaiv ntim thiab cov khoom ua si.
Ua npuas ncauj tswj cov duab thiab kev ua tau zoo dhau sijhawm.
EVA ua npuas ncauj tuaj yeem txiav, molded, los yog laminated yooj yim.
Ntau tus neeg yuav khoom sib piv EVA ua npuas ncauj nrog polyethylene ua npuas ncauj.
| Feature | EVA ua npuas ncauj | PE ua npuas ncauj |
|---|---|---|
| Yooj yim | Siab | Nruab nrab |
| Shock Absorption | Zoo heev | Zoo |
| Yam ruaj khov | Siab | Nruab nrab |
| Nqi | Siab dua | qis |
| Cov Ntawv Thov | Kev ua si, Cov cuab yeej, pab kas | Ntim |
Ob qho khoom siv tau dav siv, tab sis EVA ua npuas ncauj muab kev ua tau zoo dua rau cov ntawv thov.
Thaum xaiv EVA ua npuas ncauj, Xav txog cov hauv qab no:
Xaiv qhov tseeb specifications ua kom pom kev ua tau zoo.
Kev cai EVA ua npuas ncauj tso cai rau cov tuam txhab tsim cov kev daws teeb meem rau lawv cov khoom.
Cov txiaj ntsig ntawm kev cai EVA ua npuas ncauj suav nrog:
Kev cai ua npuas ncauj ntxig tshwj xeeb yog nrov hauv cov cuab yeej lag luam thiab cov khoom ntim khoom.
EVA ua npuas ncauj yog cov khoom siv ntau yam thiab ruaj khov siv dav hauv ntau lub lag luam. Nws kev sib xyaw ua ke ntawm kev yooj yim, kev poob siab, thiab durability ua rau nws zoo tagnrho rau ntim, Cov Khoom Siv Ua Si, pab kas, thiab cuab yeej cuab tam systems.
Nrog lub peev xwm los kho qhov ceev, kev nyuaj, thiab cov duab, EVA ua npuas ncauj tseem yog ib qho tseem ceeb tshaj plaws ua npuas ncauj ntaub ntawv nyob rau hauv niaj hnub manufacturing.