Kev Siv Cov Cement Rau 1 Cubic Meter Ntawm Mortar: Yuav Tsum Tau Mortar Ntau Npaum Li Cas Ib M3 Thiab Ib M2, Tus Qauv Ntawm 50 Kg, Nchuav Nthuav Av Nplaum Nrog Cov Mis Nyuj

2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2023-12-16 05:41

Tsis muaj kev tsim kho tau yam tsis muaj cov tshuaj cement. Kev tsim cov cement-sand sib xyaw kom raug yog qhov lav tias cov khoom yuav ruaj thiab yuav sawv ntsug ntev. Tsis muaj trifles hauv kev npaj thiab npaj cov cement slurry, txawm tias cov ntsiab lus me yog qhov tseem ceeb ntawm no.

Peculiarities

Hauv kev tsim kho niaj hnub no, feem ntau yog siv cov cement sib tov, uas tau suav ua ke nrog qee qhov sib xyaw nrog cov xuab zeb.

Muaj ntau txoj kev xaiv rau cov cement sib tov uas xav tau, uas yog:

• los ua tus screed, kev sib xyaw tau muab coj los sib piv ntawm cov cement rau dej 1: 3, cov khoom siv ntxiv thiab fiberglass feem ntau ntxiv;
• rau masonry, kev daws teeb meem ntawm 1: 4 yog siv, cov cement ntawm qib tsis qis dua M200;
• rau plaster, sib xyaw ntawm 1: 1: 5, 5: 0, 4 feem ntau yog siv (cement, slaked lime, xuab zeb, av nplaum) - qhov no yog M50 daws.

Cov concentration ntawm cov cement hauv cov sib xyaw sib txawv rau 1 cubic meter ntawm mortar tuaj yeem sib txawv. Qhov tseeb no nyob ntawm hom kev ua haujlwm thiab kev siv zog ntawm cov khoom siv uas ntau yam kev ua haujlwm tawg. Cov neeg tsim khoom tshiab feem ntau tsis muab qhov tseem ceeb rau qhov sib piv ntawm cov khoom siv hauv cov cement sib tov, xav tias qhov teeb meem no tsis tseem ceeb. Qhov no yog kev nkag siab yuam kev, vim hais tias ua kom raug sib koom ua ke ntawm ib m³ yog qhov kev lees paub tseem ceeb tias cov khoom yuav muaj zog thiab ruaj khov. Nws raug nquahu kom ua qhov teeb meem ntawm kev sib xyaw ntawm cov cement slurry.

Kev siv tus nqi

Txhawm rau suav kom raug qhov sib xyaw ntawm cov cement sib tov, koj yuav tsum siv cov cai thiab cov qauv teev tseg hauv cov rooj tshwj xeeb. Lawv tuaj yeem pom nyob hauv txhua phau ntawv siv ntawm cov ncauj lus tsim kho.

Txhawm rau ua haujlwm nrog cov cement mortar, koj yuav xav tau cov cuab yeej hauv qab no:

• qhob tov khoom;
• ib lub cuab yeej los ntsuas qhov hnyav ntawm cov khoom;

• thoob hauv qhov sib tov tau dai;
• lub laij lej;
• ib lub rooj uas qhov sib npaug sib npaug ntawm cov xuab zeb, pob zeb, xis mas, cov kua qaub sib xyaw tau qhia rau 1m².

Feem ntau, kev daws teeb meem suav nrog ib qho tshuaj astringent nkaus xwb . Cov tshuaj no hu ua yooj yim. Tab sis kuj tseem muaj cov kev daws teeb meem sib xyaw, uas muaj ob peb lub yas yas ntxiv tau. Yog tias kev daws tsuas yog ntxiv nrog cov xuab zeb, tom qab ntawd nws hloov tawm mus ua ntom ntom thiab hnyav hnyav. Nws yog hom twg los ntawm 1680 txog 2100 kg rau ib cubic meter ntawm ntim, hauv kev daws teeb meem cov duab no yog qhov tsawg dua - txog 1650 kg rau ib cubic meter.

Nws nyob ntawm dab tsi?

Lub zog ua haujlwm ntawm cov cement slurry tuaj yeem ua rau gradations xws li 2, 4, 10 thiab 25. Qhia los ntawm cov ntxhuav thiab cov qauv, nws muaj peev xwm txo qis kev siv cov khoom muaj txiaj ntsig zoo li cov cement tsis muaj kev cuam tshuam lub zog ntawm cov qauv. Feem ntau, rau kev tsim kho ua haujlwm, piv txwv li, qib qib cement 400 yog siv rau cov ntsia hlau. Feem ntau cov tshuaj khib yog M25 thiab M50. Txhawm rau npaj M25, yuav tsum muaj cov xuab zeb rau cov cement sib piv ntawm 5: 1. tau ntxiv, tom qab ntawd txheej txheej kuj tseem muaj zog dua.

Kev mloog yuav tsum tau them rau kev siv cov cement thaum nws yuav tsum tau npaj ib lub voos xwmfab ntawm cov qhob.

Cov ntsuas tseem ceeb uas txiav txim siab qhov kev daws teeb meem zoo suav nrog:

• ceev;
• viscosity;
• teem sijhawm.

Txhawm rau kom qhov sib xyaw ua kom zoo, nws yuav tsum tau sib xyaw kom zoo. Qhov kev faib ua feem ntawm kev noj cov xuab zeb thiab cov cement yuav tsum tau ua raws. Hauv kev daws teeb meem ntawm M600 hom, yuav tsum muaj cov cement nyob hauv qhov sib piv ntawm 1: 3 yog qhov tsim nyog.

Nws yuav tsum nco ntsoov tias thaum xam cov nyiaj ntawm cov cement kom tau txais cov ntim uas xav tau, nws yuav tsum tau muab faib ua qhov sib npaug ntawm 1.35, vim tias muaj dej ntxiv thiab ntau yam ntxiv. Ib cubic meter ntawm mortar yuav xav tau txog 68 hnab ntawm cov cement hnyav 50 kg. Cov npe nrov tshaj plaws ntawm cov cement rau kev tsim kho yog M200, M250 thiab M300. Lub hauv paus xav tau cov tshuaj khib uas yuav pom qhov sib piv zoo tshaj.

Yog tias qib qib MAAs yog M100, tom qab ntawd qhov ntom ntom yuav nyob ntawm ib lub voos xwmfab:

• М100 –175 kg / m³;
• --150 - 205 kg / m³;
• M200 - 245 kg / m³;
• --250 - 310 kg / m³.

Rau kev ua haujlwm plaster, ib square meter nrog txheej tuab ntawm 1 cm yuav xav tau li ntawm 2 hli ntawm cov cement. Nrog cov txheej tuab tuab, cov khoom siv tawv tawv zoo, tsis muaj deforming lossis tawg.

Txhawm rau tso cov cinder blocks, qhov sib piv hauv qab no xav tau:

• --150 - 220 kg / m³;
• M200 - 180 kg / m³;
• M300 - 125 kg / m³;
• 400-95 kg / m³.

Thaum kho kom zoo nkauj lub ntsej muag, cov xim tshwj xeeb thiab ib nrab ntxiv yog siv feem ntau, nrog rau ntsev, xab npum tov, uas txhim kho cov khoom zoo. Thaum npaj cov khoom sib xyaw, ua ntej cov tshuaj qhuav tau sib xyaw kom huv, tsuas yog tom qab ntawd cov kua tau ntxiv. Qhov sib xyaw, raws li txoj cai, tau npaj ua me me, vim tias nws muaj peev xwm teeb tsa sai. Txhawm rau ua M150 thiab M200 cov npe, kev faib ua feem ntawm cov cement thiab cov xuab zeb yog 1: 4.

Qhob yog qhov xav tau ntau tshaj hauv kev tsim kho. Nws lub hauv paus tseem ceeb yog pob zeb tawg, dej, xuab zeb, xis mas. Nws yog ib qho tseem ceeb uas yuav xub xav txog seb lub hom phiaj twg yuav siv tau. Nws qhov kev siv nruab nrab kwv yees li 245-325 kg. Txhua yam nws nyob ntawm cov npe ntawm cov cement, qhov sib piv thiab qhov sib xyaw ua ke tau npaj.

Yuav xam li cas?

Maas ntawm qib siab dua tau siv, raws li txoj cai, hauv kev lag luam los tsim cov txheej txheem muaj zog. Hauv tsev neeg thiab kev tsim vaj tsev, kev siv lawv tsawg.

Cement 500 feem ntau yog siv los tsim cov qauv kev thauj khoom xws li cov pawg, cov pob zeb, thiab cov kab teeb tsa . Xws li cov cement pom nws tus kheej zoo ntawm qhov kub tsawg, muaj kev ua haujlwm tiv thaiv corrosion siab. Nws kuj tseem siv feem ntau hauv kev tsim kho ntau yam hauv pem teb, kab teeb thiab cov nplais. Cov yam ntxwv ntawm cov cement no tseem tuaj yeem ua rau muaj kev tiv thaiv te zoo thiab tiv thaiv dej, nrog rau nws muaj peev xwm tiv thaiv xeb zoo heev thiab yog li ntawd feem ntau siv thaum ua haujlwm xwm txheej ceev.

Nws raug nquahu kom ua raws cov lus pom zoo rau kev faib ua feem. Qhov muaj cov cement ncaj qha cuam tshuam rau cov yas yas ntawm cov pob zeb thiab nws lwm yam ntxwv. Feem ntau, siv cov piv txwv hauv qab no: cement (1 kg), xuab zeb (3 kg) thiab pob zeb tawg (5 kg). Qee zaum iav me me kuj tseem ntxiv rau qhov muaj pes tsawg leeg, uas ua rau nws muaj zog dua. Nrog rau qhov piv txwv no, cov khoom sib xyaw ua ke yuav ruaj khov. Ib qho kev txawv txav los ntawm qhov tau teev tseg ua rau cov khoom tsis zoo. Qib uas siv kom tau cov khoom no yuav tsum yog ob npaug loj dua li qib ntawm cov qhob tau.

Kom yooj yim siv, feem ntau 50 kg hnab ntawm cov cement yog siv . Ua piv txwv, yuav tsum siv plaub lub hnab ntim cov cement los ua M200 pob zeb. Rau masonry, feem ntau siv cov kua txiv qaub, uas muaj cov yas zoo.

Yog tias nws yuav tsum tau ua lub ntsej muag plaster, tom qab ntawd cov khoom sib xyaw zoo tshaj plaws rau kev ua haujlwm no. Rau phab ntsa uas muaj lub nra hnyav, siv cov cement ntawm qib siab dua, qhov no yuav muab lub zog ntxiv rau qhov khoom. Binder M500 tau siv hauv qhov sib piv ntawm 1: 4, yog tias hom cement yog M400, tom qab ntawd qhov sib piv yog 1: 3, feem. cov khoom tsim. Piv txwv, yog tias nws yog qhov tsim nyog kom tau txais kev sib xyaw ntawm qib M100, ces cov cement yuav tsum yog qib M200.

Muab xam los ntawm thaj tsam ntawm phab ntsa

Ib cubic meter muaj 482 cib ntsuas 242x120x64 mm. Kev siv cib rau masonry nyob ntawm qhov tuab ntawm phab ntsa. Txog kev muaj tiag ntawm Lavxias, cov phab ntsa sab nrauv ua los ntawm ob lub cib yog qhov zoo. Ib lub cib muaj qhov ntev ntawm 252x120x65 mm, ib thiab ib nrab - 252x120x87 mm, ob npaug - 252x120x138 mm. Raws li cov ntsuas no, nws yooj yim los xam seb yuav tsum tau cib npaum li cas rau 1 m².

Yog tias peb tham txog kev siv cov cement rau kev ua masonry, tom qab ntawv qhov ntsuas no nyob ntawm qhov tuab ntawm cov nqaws. Qhov ntsuas no feem ntau yog 15 hli. Nws tseem yuav tsum tau nco ntsoov tias rau cov cib silicate, yuav tsum tau siv cov tshuaj khib ntau dua li rau ntsej muag. Feem ntau ntawm cov tshuaj mortar mus rau hollow cib, hauv qhov no cov cement-sand sib tov tau ua kom qhuav 1: 4. Cov dej me me tau ntxiv rau hauv lub thawv me me thiab cov tshuaj cement-xuab zeb tau nchuav, nplawm nws mus rau ib lub xeev ib nrab kua..

Feem ntau ntawm cov tshuaj khib yog siv los tso cov cib hollow . Rau cov masonry zoo li no, yuav tsum muaj qhov nqes tsawg kawg 0.2 cubic meters ntawm cov tshuaj khib, vim tias qhov dav ntawm cov cib yog 12 cm. 0.16 m³ xav tau. Tus nqi ntawm cov kua tshuaj siv yuav tsum raug coj mus rau hauv tus account.

Tswv yim & Tricks

Hauv kev tsim cov tsev ntiav, qhov hu ua pob zeb hnyav ntawm qib 400 feem ntau siv. Thaum xam cov khoom siv, nws raug pom zoo kom coj qhov tseeb no mus rau hauv tus account.

Xuab zeb ua lub luag haujlwm tseem ceeb hauv kev npaj cov cement sib tov . Cov tivthaiv no muab yas rau cov tshuaj. Rau kev ua haujlwm plastering, xaiv cov xuab zeb nrog cov av nplaum qis yuav tsum tau xaiv. Yog tias cov txheej txheej ntawm plaster yog tuab heev, tom qab ntawd nws yog qhov yuav tsum tau ua kom cov hlau ntxig rau ntawm phab ntsa, qhov no yuav yog qhov lav tias cov plaster tsis tawg thaum nws qhuav.

Qee zaum nthuav av nplaum ntxiv rau cov xuab zeb-cement sib tov. Cov khoom siv no xav tau hauv cov xwm txheej uas xav tau kev tso tawm hauv qab nthab. Qee zaum cov av nplaum nthuav tawm tsuas yog nchuav rau hauv qhov nqes nruab nrab ntawm cov cav ntoo thiab nchuav nrog cov kua mis. Xws li kev sib xyaw ua kom qhuav hauv lub sijhawm hauv 2-3 hnub thiab yog cov cua sov zoo.