Yuav ua li cas Kev Tiv Thaiv Dej tsis qab ua ntej nteg pobzeb

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Dej tsis ua vaj tse yog kev ua kom yooj yim. Cement yog ib qho khoom siv ntxeem tau heev thiab tuaj yeem nqus tau cov dej tau yooj yim. Yog li, txhua yam pob zeb ua uas tuaj yeem nkag mus rau hauv dej tsis tu ncua, xws li hauv qab cov nplais lossis pas dej, yuav tsum muaj dej thaiv tawm. Yog tias cov cement tsis xeb dej, nws tuaj yeem tsim teeb meem nrog lub tshuaj khib siv nruab nrab ntawm cov vuas. Muaj cov tswv yim sib txawv raws li qhov chaw nyob ntawm cov xis mas. Sab nraum zoov cov cement tuaj yeem siv cov tshuaj pleev xim rau acrylic thiab sab hauv cov cement yuav tsum siv epoxy raws li kev ntim khoom.

Kauj ruam 1 – Huv

Ua ntej thov txhua yam, nws yog ib qho tsim nyog yuav tsum ua kom huv ntawm cov nplais npoo. Thawj zaug cheb cov cement kom tshem cov av, hmoov av thiab lwm yam khoom pov tseg. Tom qab ntawd txhuam cov nplais ua ke nrog cov tshuaj ntxuav teeb. Lub cev tawv ncauj yog qhov zoo tshaj plaws rau kev txhuam. Yaug cov tshuaj ntxuav tes nrog dej thiab khaub hlab. Thaum cov cement tau ntxuav thiab rinsed, cia nws kom qhuav ib txwm muaj.

Theem 2 – Roughen thiab Qib

Yog tias cov pob zeb ua kom du zoo, tom qab ntawd nws yuav tsim nyog roughen nws nce me ntsis siv cov kua qaub tshwj xeeb. Roughening nplaim yog qhov tsim nyog rau lub ntsaws ruaj ruaj kom txhawm rau txuas rau pob zeb. Tsis tas li ntawd xyuas kom meej tias cov pob zeb yog qib. Siv muab tub lim sau rau hauv dips thiab thov ib tug leveler pem teb rau tej humps hauv pem teb. Qhov no yog qhov tshwj xeeb yog thaum tso cov nplais, raws li hauv pem teb yuav tsum muaj theem kom ntau li ntau tau.

Kauj ruam 3 – Sib tov

Ua ntej siv cov tshuaj foob, nco ntsoov tias nws tau sib xyaw kom huv. Qhov no tseem ceeb tshwj xeeb yog tias nws tau zaum ntev ntev. Siv cov xim pleev xim rau thiab kom paub tseeb tias qhov sib xyaw yog homogeneous. Ntau lub sijhawm sediment yuav yauv daws tau rau hauv qab ntawm lub poom. Thaum tus uas muab tshuaj pleev dej sib xyaw kom huv si muab cov roj foob rau hauv lub tais xim.

Kauj Ruam 4 – Xim

Siv cov xim txhuam kom pleev xim rau ntawm daim ntawv foob ze rau thaj tsam nruj thiab ntug. Ua kom ncaj ncaj rau cov chaw no ob peb zaug kom tsis txhob tawm ntawm qhov txhuam nrawm. Rau cov cheeb tsam loj, siv cov ntxig siv cov xim pleev xim. Cia cov hlau kom nqus tau qhov ntau ntawm daim ntawv foob thiab tom qab ntawd yob nws mus rau cov cement hauv cov tsho loj. Nco ntsoov tias txhua txoj hlab ntsha tawg dhau yog li tsis muaj qhov chaw me me. Cov khaubncaws sab nraud povtseg yuav tsum yog tab sis tsis tuab tuab uas tus foob tau ntim txhua qhov.

Kauj Ruam 5 – Qhuav thiab Siv Lwm Cov Khaub Ncaws

Cia thawj lub tsho tiv thaiv ntawm lub foob kom zoo li huv si. Nyob ntawm huab cua, qhov no tuaj yeem siv sijhawm ntau lub sijhawm. Maj mam kuaj nrog koj cov ntiv tes. Lub qhov foob yuav tsum tsis txhob tawv tawv thaum kov. Thaum 1 lub tsho tiv no qhuav siv ib lub tsho loj thib ob. Cia lub tsho thib ob qhuav ntev li ob hnub. Tom qab ntawv nws yog ib qho ua tau kom nteg pobzeb.

Theem 6 – Tso Membrane

Hloov chaw ntim khoom, nws tseem tuaj yeem tso ib daim ntaub nyias nyias nyias dej dua cov nplais. Koj tuaj yeem thov cov pobzeb ncaj qha rau saum daim nyias nyias. Ntau ntawm daim nyias nyias kuj tuaj yeem thov rau cov nteg freshly, lossis ntsuab, cov cement. Thaum nws tau thov rau ntsuab xis mas nws kuj ua raws li cov txheej txheem ua kom zoo.

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