Kev lag luam kev tsim kho tseem niaj hnub hloov zuj zus, nrhiav cov khoom siv tshiab los txhim kho kev ua haujlwm ntawm cov mortars hauv tsev. Ib yam khoom uas tau txais kev saib xyuas ntau yog vinyl acetate-ethylene (VAE) redispersible polymer hmoov (RDP). Cov hmoov no tau ua pov thawj tias muaj txiaj ntsig zoo hauv kev txhim kho kev ua haujlwm ntawm ntau yam mortars hauv kev tsim kho, muab kev ywj pheej, kev nplaum thiab kev ruaj khov.
1. Kev Taw Qhia:
Qhov kev thov rau cov ntaub ntawv ua vaj tse zoo ua rau muaj kev tshawb nrhiav cov khoom ntxiv siab heev, thiab hmoov VAE RDP tau dhau los ua tus neeg ua si tseem ceeb hauv daim teb no. Ntu no muab kev piav qhia txog cov ntsiab cai tom qab hmoov VAE RDP, nws cov khoom sib xyaw thiab nws cov khoom tawg dua tshiab.
2. Cov khoom sib xyaw thiab cov khoom ntawm VAE RDP hmoov:
Kev nkag siab txog cov khoom sib xyaw thiab cov yam ntxwv ntawm VAE RDP hmoov yog qhov tseem ceeb rau kev nkag siab txog nws qhov cuam tshuam rau cov mortars kev tsim kho. Ntu no nkag mus rau hauv cov qauv molecular, kev faib tawm ntawm cov khoom me me, thiab lwm yam khoom tseem ceeb uas ua rau VAE RDP hmoov yog ib qho khoom siv ntxiv muaj txiaj ntsig.
3. Txoj kev rov tawg dua:
Ib qho ntawm cov yam ntxwv sib txawv ntawm VAE RDP hmoov yog nws lub peev xwm rov tawg dua hauv dej tom qab ziab. Ntu no tshawb nrhiav cov txheej txheem ntawm kev rov tawg dua, piav qhia txog cov yam ntxwv uas cuam tshuam rau cov txheej txheem rov ua kom dej noo thiab qhov tseem ceeb ntawm cov khoom no hauv kev siv hauv kev tsim kho.
4. Daim ntawv thov hauv cov cement-based mortar:
Cov hmoov VAE RDP siv dav hauv cov cement-based mortars, ua kom nws muaj ntau yam ntxwv. Ntu no tham txog seb VAE RDP txhim kho qhov kev nplaum, kev ywj pheej thiab kev tiv thaiv dej ntawm cov cement-based mortars li cas, ua rau lawv haum rau ntau yam haujlwm tsim kho.
5. VAE RDP hauv gypsum-based mortar:
Cov gypsum-based mortars muaj cov kev cai tshwj xeeb thiab VAE RDP hmoov tau ua pov thawj tias ua tau raws li cov kev cai no zoo heev. Ntu no tshawb nrhiav qhov kev pab cuam ntawm VAE RDP rau gypsum-based mortars, tsom mus rau kev ua haujlwm tau zoo dua, kev tiv thaiv kab nrib pleb thiab kev ruaj khov tag nrho.
6. Kev siv VAE RDP hauv cov nplaum pobzeb ceramic:
Cov nplaum rau pobzeb ua lub luag haujlwm tseem ceeb hauv kev tsim kho niaj hnub no thiab kev ntxiv cov hmoov VAE RDP coj cov txiaj ntsig zoo. Ntu no tham txog yuav ua li cas VAE RDP txhim kho lub zog sib txuas, lub sijhawm qhib thiab lub zog shear ntawm cov nplaum rau pobzeb, pab ua kom tiav kev teeb tsa txhim khu kev qha thiab ruaj khov dua.
7. Cov tshuaj nplaum uas siv VAE RDP los ua kom tiaj tus:
Qhov kev thov rau cov mortars uas nws tus kheej leveling nce ntxiv thiab VAE RDP hmoov yog ib qho tseem ceeb hauv kev tsim cov ntaub ntawv no. Ntu no tshawb nrhiav seb VAE RDP tuaj yeem txhim kho qhov ntws, kev ua tau zoo ntawm leveling thiab qhov ua tiav ntawm cov mortars uas nws tus kheej leveling.
8. Cov Tsev Uas Ruaj Khov Nrog VAE RDP:
Vim tias kev tsom mus rau kev ruaj khov hauv kev lag luam kev tsim kho, hmoov VAE RDP sawv tawm ua cov khoom siv uas tsis ua rau ib puag ncig puas tsuaj. Ntu no tham txog yuav ua li cas siv VAE RDPs, ua ke nrog kev coj ua hauv tsev ntsuab, tuaj yeem pab txo qhov cuam tshuam rau ib puag ncig.
9. Tej Yam Uas Yuav Tsum Tau Ua thiab Tej Yam Uas Yuav Tsum Tau Xav Txog:
Txawm hais tias hmoov VAE RDP muaj ntau yam zoo, nws yog ib qho tseem ceeb uas yuav tsum daws cov teeb meem thiab kev xav txog kev siv. Ntu no tshawb nrhiav cov yam xws li kev sib haum xeeb nrog lwm cov khoom ntxiv, cov xwm txheej khaws cia, thiab kev sib cuam tshuam nrog cov khoom sib txawv ntawm cov mortar.
10. Cov qauv thiab kev txhim kho yav tom ntej:
Thaum kev tshawb fawb thiab kev txhim kho cov ntaub ntawv siv hauv kev tsim kho txuas ntxiv mus, ntu no kwv yees txog cov qauv yav tom ntej thiab kev txhim kho uas muaj feem cuam tshuam nrog cov hmoov VAE RDP. Nws tham txog cov chaw rau kev tshawb nrhiav ntxiv thiab kev tsim kho tshiab kom tau raws li cov kev xav tau ntawm kev lag luam uas hloov pauv.
11. Xaus Lus:
Xaus lus, hmoov VAE RDP dhau los ua ib qho khoom siv ntxiv uas siv tau ntau yam thiab tseem ceeb rau ntau yam mortars kev tsim kho. Nws cov yam ntxwv tshwj xeeb pab txhim kho kev ua tau zoo, kev ruaj khov thiab kev ruaj khov. Tsab xov xwm no muab kev piav qhia txog cov hmoov VAE RDP, lawv cov ntawv thov thiab lawv lub peev xwm rau yav tom ntej ntawm cov ntaub ntawv tsim kho.
Lub sijhawm tshaj tawm: Lub Kaum Ob Hlis-12-2023