Kev sib xyaw qhuav yog kev sib xyaw ua ntej ntawm cov cement, xuab zeb, thiab lwm yam khoom ntxiv uas yog siv los ua cov khoom siv hauv tsev xws li cib, pob zeb, thiab pob zeb ua vaj tse. Qhuav mix mortar yog ib qho kev xaiv zoo rau cov tsoos ntub dej mortar, uas yuav tsum tau tov nrog dej ntawm qhov chaw.

Qhuav mix mortar yog siv dav hauv kev tsim kho rau ntau yam kev siv, suav nrog:

1. Masonry ua hauj lwm: Qhuav mix mortar yog siv los khi cib los yog pob zeb ua ke los tsim cov phab ntsa, kab, thiab lwm yam masonry lug.
2. Plastering: Qhuav mix mortar yog siv los ua lub hauv paus txheej rau plastering phab ntsa thiab qab nthab.
3. Pem teb screeding: Qhuav mix mortar yog siv rau theem thiab du pob zeb hauv pem teb ua ntej tso cov vuas los yog lwm yam ntaub pua tsev.
4. Kev kho pobzeb: Qhuav mix mortar yog siv los kho cov vuas rau ntawm phab ntsa thiab hauv pem teb.
5. Waterproofing: Qhuav mix mortar yog siv los ua cov dej tsis zoo rau cov phab ntsa hauv qab daus, cov pas dej da dej, thiab lwm qhov chaw uas xav tau kev tiv thaiv los ntawm ya raws.

Composition ntawm Dry Mix Mortar

Qhuav mix mortar feem ntau muaj kev sib xyaw ntawm cov cement, xuab zeb, thiab lwm yam khoom ntxiv. Cov proportions ntawm txhua qhov muaj peev xwm sib txawv nyob ntawm daim ntawv thov thiab cov khoom xav tau ntawm mortar.

Cement: Cov khoom tseem ceeb hauv cov khoom sib xyaw qhuav yog cov cement, uas muab cov khoom sib khi uas tuav cov mortar ua ke. Portland cement yog hom cement feem ntau siv hauv cov khoom sib xyaw qhuav vim nws lub zog thiab kav ntev.

Xuab zeb: Xuab zeb tau ntxiv rau cov khoom sib xyaw qhuav kom txhim kho kev ua haujlwm thiab tiv thaiv kev tawg. Hom thiab gradation ntawm cov xuab zeb siv tuaj yeem cuam tshuam rau lub zog thiab kev sib txuas ntawm cov tshuaj khib.

Additives: Ntau yam additives tuaj yeem muab ntxiv rau cov hmoov sib tov qhuav los txhim kho nws cov khoom, xws li plasticizers los txhim kho kev ua haujlwm, accelerators kom ceev cov txheej txheem kho, thiab cov tshuaj tua dej los txhim kho dej.

Hom Qhuav Mix Mortar

1. Cement-based qhuav mix mortar: Hom qhuav mix mortar yog tsim los ntawm cov cement, xuab zeb, thiab lwm yam khoom ntxiv. Nws yog dav siv rau kev ua haujlwm masonry, plastering, thiab pem teb screeding.
2. Pobzeb adhesive qhuav mix mortar: Hom qhuav mix mortar yog tsim los ntawm cov cement, xuab zeb, thiab additives xws li polymer lossis cellulose. Nws yog siv los kho cov vuas rau ntawm phab ntsa thiab cov plag tsev.
3. Npaj-mix plaster: Hom qhuav mix mortar yog ua ntej sib xyaw ntawm cov cement, xuab zeb, thiab lwm yam khoom ntxiv. Nws yog siv los ua lub hauv paus txheej rau plastering phab ntsa thiab qab nthab.
4. Kho mortar: Hom qhuav mix mortar no yog siv los kho cov pob zeb puas los yog masonry. Nws yog tsim los ntawm cov cement, xuab zeb, thiab lwm yam additives uas muab lub zog siab thiab kev sib raug zoo.

Qhov zoo ntawm Dry Mix Mortar

1. Consistency: Qhuav mix mortar yog pre-mixed nyob rau hauv ib puag ncig tswj, kom ntseeg tau zoo ib yam thiab cov khoom nyob rau hauv txhua batch.
2. Yooj yim: Qhuav mix mortar yog ib qho yooj yim rau kev thauj, khaws cia, thiab tuav, ua kom yooj yim rau kev tsim kho cov haujlwm.
3. Ceev: Qhuav mix mortar tuaj yeem siv tau sai thiab yooj yim, txo cov sij hawm tsim kho thiab nqi zog.
4. Tus nqi tsim nyog: Cov tshuaj khib nyiab qhuav yog tus nqi zoo piv rau cov tshuaj khib nyiab ntub, vim nws yuav tsum tau siv zog thiab khoom siv tsawg.
5. Txhim kho durability: Qhuav mix mortar tuaj yeem tsim los muab lub zog siab thiab ua haujlwm ntev, txhim kho lub neej ntev ntawm lub tsev qauv.
6. Txo cov pov tseg: Qhuav mortar yog tov tsuas yog raws li xav tau, txo cov khib nyiab thiab txo qhov cuam tshuam ib puag ncig.

Disadvantages ntawm Qhuav Mix Mortar

1. Txwv tsis pub ua haujlwm: Cov khib nyiab qhuav tuaj yeem ua haujlwm nyuaj vim nws cov khoom siv ceev ceev. Tej zaum nws yuav xav tau dej ntxiv lossis cov khoom siv ntxiv los txhim kho kev ua haujlwm.
2. Cov cuab yeej sib xyaw: Cov khoom sib xyaw qhuav yuav tsum tau siv cov khoom sib xyaw tshwj xeeb, xws li lub tshuab paddle lossis lub tshuab ziab khaub ncaws qhuav.
3. Txwv lub neej txee: Qhuav mix mortar muaj lub txee lub neej tsawg thiab yuav tsum tau siv nyob rau hauv ib lub sij hawm ntawm lub sij hawm los xyuas kom meej kev ua tau zoo.