Kev nyab xeeb thiab kev ruaj khov yog ob qho tseem ceeb uas txhua tus niam txiv thiab tus saib xyuas mob siab rau thaum xaiv cov khoom siv zoo rau cov khoom ua si hauv vaj rau menyuam yaus. Qhov no yog qhov uas cov ntawv yas HDPE ob xim tuaj rau hauv thiab muab cov kev daws teeb meem zoo tshaj plaws.
HDPE, tseem hu ua polyethylene siab ntom ntom, yog ib yam khoom siv yas uas siv dav dav uas paub txog nws lub zog thiab ruaj khov. Nws tiv taus kev cuam tshuam, tshuaj lom neeg thiab UV hluav taws xob, ua rau nws zoo tagnrho rau kev siv sab nraum zoov. Nws qhov xwm txheej tsis hnyav kuj ua rau nws yooj yim rau kev tuav thiab thauj, ntxiv rau nws qhov yooj yim.
Ib qho ntawm cov yam ntxwv tseem ceeb ntawmHDPE ob xim yas ntawvyog cov qauv peb txheej sandwich. Qhov kev tsim kho no muab lub zog ntxiv thiab kev ruaj khov rau cov ntawv, kom ntseeg tau tias lawv tuaj yeem tiv taus kev txav mus los hnyav thiab huab cua hnyav. Nws kuj ua rau cov ntawv tsis yooj yim rau kev khoov thiab khoov, kom ntseeg tau tias cov menyuam yaus muaj kev nyab xeeb thaum ua si.
Cov yas ob xim no tsis yog tsuas yog ua haujlwm tau zoo xwb tab sis kuj zoo nkauj. Nrog lawv cov xim ci ntsa iab thiab qhov tiav du, lawv ua kom pom kev zoo nkauj ntawm cov khoom ua si hauv vaj rau menyuam yaus. Lawv tuaj yeem yooj yim pwm rau hauv ntau yam duab thiab qhov ntau thiab tsawg, ua rau cov chaw tsim khoom tsim cov qauv tsim uas nyiam cov menyuam yaus.
Tsis tas li ntawd,HDPE ob xim yas ntawvyog ib puag ncig zoo thiab ruaj khov. Lawv tsis muaj cov tshuaj lom xws li cov hlau txhuas thiab cov tshuaj lom neeg, ua rau cov menyuam muaj kev nyab xeeb thaum tseem pab txhawb rau ib puag ncig noj qab haus huv. Lawv lub neej ntev thiab kev tiv taus kev hnav kuj txhais tau tias lawv siv tau ntev dua, txo qhov xav tau hloov pauv ntau zaus thiab txo qhov kev tsim cov khib nyiab.
Hais txog kev saib xyuas, cov vaj huam sib luag yas no yooj yim heev rau kev ntxuav. Ib qho yooj yim so nrog dej xab npum txaus kom lawv zoo li tshiab. Lawv kuj tiv taus cov xim av thiab graffiti, uas yog qhov zoo ntxiv rau cov chaw pej xeem thiab chaw ua si.
Thaum yuav cov ntawv yas HDPE ob xim rau cov khoom ua si hauv vaj rau menyuam yaus, nws yog ib qho tseem ceeb kom ntseeg tau tias cov khoom siv ua raws li cov qauv kev nyab xeeb thiab cov cai. Nrhiav cov ntawv pov thawj xws li ASTM thiab EN71, uas lav tias lub rooj tsavxwm tau raug sim rau lub zog kho tshuab, tsis muaj tshuaj lom thiab tiv taus hluav taws.
Xaus lus,HDPECov ntawv yas ob xim yog qhov kev xaiv zoo heev rau cov khoom siv ua si hauv vaj rau menyuam yaus. Lawv cov qauv sandwich 3-txheej ua ke nrog lub zog thiab kev ruaj khov ntawm HDPE ua kom lawv lub neej ntev thiab kev nyab xeeb rau cov menyuam yaus ua si. Muaj yeeb yuj, yooj yim rau kev saib xyuas, thiab zoo rau ib puag ncig, cov ntawv no yeej yuav ua kom pom kev zoo nkauj thiab kev ua haujlwm ntawm txhua qhov chaw ua si sab nraum zoov. Yuav cov ntawv yas ob xim HDPE tam sim no thiab coj kev ua si nyab xeeb thiab lom zem rau cov menyuam yaus.
Lub sijhawm tshaj tawm: Lub Yim Hli-24-2023
