Cov txheej txheem:

Kuv yuav phim cov xim pob zeb li cas?
Kuv yuav phim cov xim pob zeb li cas?

Video: Kuv yuav phim cov xim pob zeb li cas?

Video: Kuv yuav phim cov xim pob zeb li cas?
Video: Coj Phom Mus Tua Lub Qhov Tsua Muaj Khoom Zoo, Tim Li Cas Tiag 2024, Hlis ntuj nqeg
Anonim

Tau txais kev lag luam polymer patching khoom ua nrog dawb portland cement , ces ntxiv me ntsis tsis tu ncua cement kom tob xim . Patching cement feem ntau zoo li tsaus dua li xim ntawm cement ib leeg vim tias lawv muaj cov khoom sib txuas polymer uas ua rau pob zeb denser.

Ntawm no, kuv tuaj yeem phim kuv cov xim pob zeb uas twb muaj lawm?

Ncuav me me ntawm pob zeb stain nyob rau hauv ib lub thoob me me thiab ntxiv dej kom nyias nyias. Kuaj cov stain thiab cia nws qhuav ntawm cov qauv pob zeb saib seb nws kev sib tw tus xim ntawm uas twb muaj lawm cement thaum qhuav. Ntxiv dej ntau los yog stain raws li qhov tsim nyog kom tau ze nws ib yam thiab tom qab ntawd txhuam cov xim ntawm qhov tshiab cement.

Ib sab saum toj no, ua li cas koj thiaj ua cov pob zeb zoo li qub? Yuav Ua Li Cas Ua Kom Zoo Li Qub

  1. Muab koj cov pob zeb tso rau hauv qhov chaw uas muaj cov kua dej zoo thiab qhov chaw uas nws tuaj yeem ncav cuag los ntawm lub vaj hose.
  2. Muab cov khaub ncaws tiv thaiv, hnab looj tes hnyav, tiv thaiv qhov muag thiab daim npog qhov ncauj.
  3. Ncuav ib tug ntau ntawm hydrochloric acid rau hauv lub khob tais.
  4. Cia cov kua qaub zaum rau 20 mus rau 30 feeb.
  5. Txheeb xyuas koj cov pob zeb.

Ib sab ntawm qhov no, ua li cas koj thiaj phim cov cement?

Cov kauj ruam:

  1. Yog tias cov tshuaj tsis yog xim av, tom qab ntawd siv cov zas xim.
  2. Yog hais tias lub mortar yog grey, koj tuaj yeem tau txais kev sib tw ze nrog cov hnab ntim cov khoom sib xyaw ua ntej.
  3. Siv ob peb lub thoob me me thiab ntxiv cov feem ntawm txiv qaub thiab Portland cement.
  4. Nqa ob lub thoob loj nrog sib npaug ntawm cov xuab zeb hauv lawv.

Puas yog tag nrho cov pob zeb yog tib xim?

Ua ntej ntawm tag nrho , pob zeb tuaj yeem xaj hauv ntau xim . Qhov ntuj xim ntawm pob zeb grey vim xim ntawm cov cement siv los ua nws feem ntau yog grey. Tam sim no, vim li cas cov cement yog grey tau ua nrog kev tsim khoom ntawm Portland Cement.

Pom zoo: