Video: Koj puas tuaj yeem sib xyaw dawb thiab GRAY MAAs?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Dawb thiab txho portland cement zoo sib xws, thiab tau sib xyaw kom nyab xeeb ua ke . Koj ua tau siv ib xim cement rau core sib tov thiab xim txawv cement rau lub plhaub sib tov , muab cov sib tov tsim thiab dej/ cement qhov ratios yog zoo tib yam.
Yog li ntawd, cov cement dawb puas muaj zog dua GRAY cement?
Dawb MAAs (los yog Dawb Portland Cement ) yog. Nws cov ntaub ntawv raw muaj tsawg heev ntawm cov hlau oxide thiab manganese oxide. Nws cov particle yog finer tshaj cov ntawm grey cement . Nws siv zog ntau dua piv rau dawb xis mas.
Ib tus kuj yuav nug, vim li cas qee qhov dawb thiab qee qhov GREY? Qhov koj yuav pom yog ib qho tshuaj tua kab mob uas tau txau rau ntawm qhob tom qab tso thiab ua tiav. Nws yog dawb kom muaj kev cuam tshuam tshav ntuj thiab khaws qhov kub ntawm qhob qis dua rau lub sijhawm kho qeeb. Cov qhob thaum kawg yuav rov qab mus rau qhov raug txho xim dhau sijhawm.
Yog li ntawd, qhov txawv ntawm cov xim dawb thiab grey mortar yog dab tsi?
Qhov tseem ceeb qhov sib txawv ntawm cov mortar dawb thiab grey mortar nyob hauv lawv cov khoom xyaw. Grey cug tej zaum yuav muaj ib yam ntawm ntau hom cement thiab xuab zeb. Dawb mortar ntawm qhov tod tes, feem ntau tsuas yog muaj dawb cement thiab dawb xuab zeb.
Cov cement dawb puas tuaj yeem siv rau pob zeb?
Siv ntawm dawb xis mas : Dawb cement yog siv rau cov khoom siv kho kom zoo nkauj thiab rau kev tsim kho muaj koob npe. Dawb cement yog siv los tsim cov xim zoo nkauj qhob thiab mortars. Nws yog siv rau sab hauv thiab sab nrauv kho kom zoo nkauj vim nws cov xim dawb.
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