Daim ntawv thov ntawm Redispersible looj hmoov (RDP) hauv Gypsum-based tus kheej txoj kev tswj hwm tus kheej muaj qhov tseem ceeb. Gypsum-based tus kheej txoj kev ntsuas qib yog ib lub tsev tsim dav siv hauv av theem, phab ntsa plaster thiab lwm daim teb. Nws cov kev ua tau zoo cuam tshuam rau cov nyhuv tsim kho thiab lub neej pabcuam.
1. Txhim kho lub zog bonding
RDP tuaj yeem txhim kho txoj kev sib raug zoo ntawm gypsum-based tus kheej qib kev ua kom tus kheej. Gypsum-based tus kheej txoj kev ua kom zoo yuav tsum tau ua kom tau cov kev tsim kho kom paub tseeb tias nws tuaj yeem ua raws li cov ntug ntawm substrate. Cov yeeb yaj kiab polymer tsim los ntawm RDP tom qab ziab muaj cov txiaj ntsig siab ntawm lub zog ntawm lub zog ntawm cov gypsum-raws li kev pheej hmoo ntawm kev tawg thiab tev.
2. Txhim kho qhov yooj yim flucural zog thiab compressive zog
Gypsum-based tus kheej cov ntaub ntawv qib siab yuav tsum muaj lub zog tshwj xeeb tom qab kho lub nra thaum kev tsim kho thiab siv. Cov lus qhia ntawm RDP muaj peev xwm txhim kho lub zog yooj yim thiab lub zog compressive ntawm cov khoom. Qhov laj thawj yog tias cov qauv network uas tsim los ntawm RDP sab hauv cov khoom siv tau txhim kho cov khoom siv nyuaj tag nrho, kev ntxhov siab, thiab tiv thaiv kev nthuav dav ntawm cov kab nrib pleb.
3. Txhim kho cov dej tsis kam thiab noo noo tsis kam
Cov ntaub ntawv Gypsum cov khoom tsis zoo thiab muaj feem ua tau soften thiab lub zog txo cov chaw noo noo. RDP muaj cov dej tsis kam. Nws tuaj yeem ua ib qho dense polymer zaj duab xis hauv gypsum-based tus kheej qib kev ntsuas, thaiv cov dej ntws thiab noo noo tsis kam ntawm cov khoom. Qhov no tso cai rau Gypsum-based tus kheej txoj kev ua kom siab ntev thiab muaj kev ruaj khov nyob rau hauv cov chaw noo xws li chav dej thiab chav ua noj.
4. Txhim kho kev tsim kho kev ua haujlwm
Daim ntawv thov ntawm RDP hauv Gypsum-basent tus kheej txoj kev kawm tau tus kheej kuj tseem tuaj yeem txhim kho nws txoj kev tsim kho. RDP tuaj yeem nce cov dej thiab cov kua mis ntawm cov khoom, ua kom yooj yim rau kis thiab qib kev tsim kho, txo kev tsim kho thiab sijhawm. Ntxiv rau, RDP kuj tuaj yeem kho cov khoom siv ua haujlwm kom cov neeg ua haujlwm muaj sijhawm txaus ua haujlwm thiab txhim kho kev ua haujlwm zoo thiab ua tau zoo.
5. Nce tawg
Gypsum-based tus kheej txoj kev ntsuas tus kheej yog ib qho shrinkage tawg thaum lub tshuab ziab khaub ncaws thaum ziab thiab kho cov txiaj ntsig thiab kev pabcuam lub neej. Los ntawm kev tsim cov khoom siv hluav taws xob yooj yim polymer network hauv cov khoom siv, RDP tuaj yeem nqus tau cov khoom tawg, thiab txhim kho cov khoom tawg tsis kam. Qhov no yog qhov tseem ceeb kom ntseeg tau tias qhov kev ua kom zoo nkauj thiab kev zoo nkauj ntawm cov plag tsev thiab phab ntsa.
6. Txhim kho kom ruaj khov
Cov lus qhia ntawm RDP tuaj yeem txhim kho lub durability ntawm gypsum-based tus kheej qib kev lev. Cov yeeb yaj kiab polymer tsim los ntawm RDP muaj cov tshuaj tiv thaiv zoo heev, tuaj yeem tiv thaiv cov khoom siv ultraviolet xws li oxidation, thiab ntev kev pabcuam lub neej ntawm cov khoom siv. Tsis tas li ntawd, RDP kuj muaj qee cov tshuaj lom neeg tiv thaiv kab mob corrosion, uas tuaj yeem tiv thaiv cov kev yaig tshuaj rau qee yam thiab tswj hwm qhov chaw ruaj khov thiab kev ncaj ncees ntawm cov khoom siv.
7. Txhim kho saum toj du
RDP muaj peev xwm txhim kho lub ntsej muag du ntawm gypsum-raws li cov ntaub ntawv ntsuas tus kheej. Nws cov tshuab ntawm kev nqis tes yog tias RDP tuaj yeem tsim cov xim av thiab hnav cov khoom siv me me thiab ua rau cov khoom siv smoother thiab smoother. Qhov no yog qhov tshwj xeeb tshaj yog rau qee zaus xws li kev pw hauv pem teb uas xav tau kev ua kom zoo nkauj thiab muaj kev nplij siab ntawm kev siv.
Daim ntawv thov ntawm redispersible looj cov hmoov hauv gypsum-based tus kheej txoj kev tswj hwm tus kheej muaj qhov tseem ceeb. Nws tsis tsuas yog txhim kho lub zog ua kom muaj zog, lub zog yooj yim ntawm cov khoom siv, noo noo kev ua tau zoo, ua kom muaj kev cuam tshuam nrog thiab kav ntev, thiab txhim kho lub ntsej muag nto. Cov txiaj ntsig no ua rau RDP ib qho tseem ceeb ntxiv hauv Gypsum-based tus kheej cov ntaub ntawv ntawm kev ua haujlwm thiab siv dav hauv ntau txoj haujlwm tsim kho. Nyob rau hauv lub neej yav tom ntej, nrog kev nce qib nruam ntawm thev naus laus zis thiab kev nce qib kev ua haujlwm ntawm RDP hauv kev ua haujlwm ntawm lub tsev thiab kev txhim kho ntawm kev ua haujlwm zoo.
Lub Sijhawm Post: Feb-17-2025