Yam khoom twg yog ib qho khoom ntawm mortar?

Mortar yog sib xyaw ntawm ntau yam khoom, feem ntau suav nrog:

1. Portland Cement: Portland cement yog thawj tus neeg sawv cev hauv mortar. Nws reacts nrog dej los tsim cov cementitious muab tshuaj txhuam uas khi rau lwm cov khoom ua ke thiab ua kom tawv dhau sijhawm.
2. Xuab zeb: Xuab zeb yog qhov sib xyaw ua ke hauv mortar thiab muab ntau thiab ntim rau qhov sib tov. Nws kuj tseem txhawb nqa kev ua haujlwm, lub zog, thiab ua haujlwm ntev ntawm cov tshuaj khib. Qhov loj me me thiab hom xuab zeb siv tuaj yeem cuam tshuam cov khoom ntawm cov tshuaj khib.
3. Dej: Dej yog qhov tsim nyog rau hydrating cov cement thiab pib cov tshuaj tiv thaiv uas ua rau cov mortar harden. Qhov sib piv ntawm cov dej-rau-cement yog qhov tseem ceeb rau kev ua tiav qhov xav tau sib xws thiab lub zog ntawm cov mortar.
4. Additives: Ntau yam additives tuaj yeem suav nrog hauv cov tshuaj khib nyiab los txhim kho cov khoom tshwj xeeb lossis cov yam ntxwv ua haujlwm. Cov additives feem ntau muaj xws li plasticizers, air-entraining agents, accelerators, retarders, thiab waterproofing agents.

Cov khoom no feem ntau yog sib xyaw ua ke hauv qhov tshwj xeeb los tsim cov khoom sib xyaw ua haujlwm uas tsim nyog rau ntau yam kev siv, xws li cib, thaiv nteg, stucco, thiab pobzeb teeb. Qhov tseeb proportions thiab hom ntawm cov ntaub ntawv siv nyob rau hauv mortar formulations yuav txawv nyob ntawm seb yam xws li hom kev tsim kho, ib puag ncig tej yam kev mob, thiab xav tau cov khoom ntawm lub mortar tiav.