Sand-cement floor screed is far the most common and easy way to level the floor and npaj rau nteg pem teb. Txhawm rau npaj qhov sib tov rau cov tshuaj no, koj tsis tas yuav yog tus kws tshaj lij, tsuas yog ua raws li cov lus qhia qhia - thiab koj tuaj yeem ua txhua yam koj tus kheej.
Kev sib xyaw ntawm cov xuab zeb-cement mix
Yuav kom nkag siab tias yuav ua li cas hauv pem teb screed tshwm sim, nws yog ib qho tseem ceeb kom nkag siab tias cov khoom muaj dab tsi thiab nws muaj dab tsi.
Cov khoom sib xyaw yog raws li hauv qab no:
- Portland cement yog ib daim ntawv tshwj xeeb uas tuaj yeem yuav ntawm lub khw muag khoom kho vajtse;
- fine muab tub lim (nws tuaj yeem xav txog li sifted xuab zeb rau kev tsim kho);
- dej (cov dej haus ib txwm zoo tag nrho, koj tuaj yeem siv lub caij nplooj ntoo hlav lossis dej siv);
- polymer fibers - siv los muab cov khoom muaj zog thiab tiv thaiv nws ntawm kev tawg yav tom ntej.
nyob ntawmnyob ntawm seb cov khoom xyaw twg cov tshuaj no suav nrog thiab cov additives dab tsi nyob rau ntawd, cov yam ntxwv kawg ntawm cov khoom tshwm sim yuav txawv. Muaj ob peb chav sib cais ntawm cov xuab zeb-cement sib tov, uas txawv ntawm lub hom phiaj thiab tus nqi.
sib xyaws
Rau kev ua haujlwm uas tsis tas yuav tsum siv lub mortar muaj zog, cov npe hauv qab no tsim nyog:
- Mix M100. Cov khoom muaj xws li carbonate txiv qaub thiab hiav txwv xuab zeb. Cov xuab zeb-cement sib tov no yog npaj rau sab hauv masonry thiab sab nrauv ua hauj lwm ntawm nteg partitions thiab plastering phab ntsa. Tus nqi nyob rau hauv cov ntaub ntawv no yog heev tsawg, vim hais tias ntawm me me piv ntawm cement rau xuab zeb thiab ranges ntawm 105-150 rubles. ib lub hnab 50 kg.
- Mix M150. Cov khoom siv yog universal, uas tuaj yeem siv rau kev ua tiav thiab kho tsis tau tsuas yog sab hauv tsev, tab sis kuj sab nraud. Muaj ntau cov cement. Tus nqi zoo nyob rau hauv cov nqe lus ntawm qhov zoo thiab tus nqi: tus nqi diav rawg yog 95-160 rubles. rau 50 kg.
- Mix M200. Nyob rau hauv kev tsim kho cov khw muag khoom, nws muaj peev xwm pom nyob rau hauv peb variations: rau plaster, installation ua hauj lwm thiab ib tug universal version. Cov koob no feem ntau yog siv rau hauv cov plag tsev los yog ua tiav lub hauv paus teeb. Tus nqi ntawm hom no yog los ntawm 105 mus rau 150 rubles. rau ib lub hnab.
Rau kev tsim cov haujlwm uas siv cov kev daws teeb meem nrog cov ntsiab lus siab ntawm cov cement, cov qib hauv qab no yuav tsum raug coj los siv:
- Mix M300. Vim muaj cov ntsiab lus zoo ntawm cov cement zoo hauv cov khoom sib xyaw, qhov sib xyaw no yog cov khoom siv zoo. Nws tuaj yeem siv tau rau kev tsim kho ntawm cov pob zeb hnyav phab ntsa thiab hauv pem teb screeds txog li 15 hli yam tsis muaj kev txhawb nqa mesh. Tus nqi ntawm cov tsiaj no txawv ntawm 105 txog 160 rubles. rau 50 kg.
- Sand-cement mix M400. Nws muaj xws li tshwj xeeb additives nyob rau hauv nws muaj pes tsawg leeg, uas tsis tsuas yog nce lub zog ntawm pob zeb, tab sis kuj ua rau nws resistant rau txias. Tus nqi ntawm cov khoom no yog siab dua li ntawm lwm hom, tab sis cov pob zeb ntau tshaj cov xuab zeb. Vim nws cov yam ntxwv, hom kev sib xyaw no yog siv rau kev tsim kho vaj tse (dams, airfields, foob pob tawg). Muaj ib tug txawv teb chaws analogue ntawm Z-40. Tus nqi ntawm M400 yog los ntawm 195 txog 205 rubles rau ib lub hnab.
Yuav ua li cas saib?
Qhob mortar yog ib txwm tsim nyog rau kev tsim kho, tab sis nws nyuaj rau ua kom raug ntawm qhov chaw tsim kho. Koj tuaj yeem ua yuam kev nrog cov proportions, uas yuav ua rau txo qis hauv qhov zoo ntawm cov kev daws teeb meem, thiab yog li ntawd, ntawm tag nrho cov hauj lwm ua tom qab. Yog li ntawd, koj yuav tsum tau xyuam xim tshwj xeeb rau kev npaj ntawm cov sib tov - thiaj li rau qhov kev faib ua feem kom raug, koj yuav tsum ua tib zoo ua raws li cov lus qhia. Koj tuaj yeem sib tov los ntawm tes, tab sis kev ua haujlwm yuav mus sai dua yog tias koj ua nrog lub pob zeb sib tov lossis ib qho kev tsim tshwj xeeb tov khoom. Kuj tseem tuaj yeem yuav cov tshuaj npaj siv.
Nrog kev npaj kom raug ntawm cov tshuaj, koj ib txwm muaj zog thiabtxhim khu kev qha khoom siv nrog lub warranty ntev.
Key Benefits
Sand-cement mix rau pem teb screed muaj ntau qhov zoo sib xws, uas txawv nws ntawm lwm cov ntaub ntawv hauv tsev:
- Qhov no yog cov khoom siv ua tiav uas yooj yim tshaj plaws los siv. Tsuas yog nchuav cov khoom tsim nyog nrog dej thiab sib tov zoo. Qhov tshwm sim yog ib qho kev daws teeb meem ntawm qhov xav tau zoo. Kev sib xyaw qhuav yog tsim los ntawm cov chaw tsim khoom tshwj xeeb, qhov kev faib ua feem raug saib xyuas nruj. Ntxiv mus, nws suav nrog cov khoom siv tshwj xeeb uas txhim kho cov khoom zoo.
- Qhov sib tov no yuav txo cov nqi zog ntau, thiab nws tseem yuav siv sijhawm tsawg dua los ua haujlwm tsim kho. Nws yog vim li no tias cov khoom qhuav yog nrov heev tsis yog rau hauv pem teb screed, tab sis kuj rau nteg cib thiab txawm paving slabs.
- Yog tias koj xav tau txuag me ntsis thaum tsim kho, ces txoj hauv kev zoo tshaj plaws rau qhov no yog cov xuab zeb-cement sib tov. Kev noj cov tshuaj no me me piv rau lwm cov ntaub ntawv, yog li nws siv yog ib txoj hauv kev zoo los txo cov nqi.
khoom thiab nta
Ua ntej koj pib ua haujlwm nrog cov xuab zeb-cement sib tov, koj yuav tsum nkag siab nws cov khoom zoo txhawm rau zam qhov xwm txheej tsis tau pom yav tom ntej:
- Tom qab cov tshuaj tau ua tiav lawm, koj yuav tsum ua tib zoo mloog nws cov xim. Nws yuav tsum tsaus dua li niaj zaus pob zeb. Yog tias txhua yam yog li ntawd, koj tuaj yeem paub tseeb tias txhua yam yog ua tiav thiab tsis yogyuam kev nyob rau hauv tus nqi ntawm cov dej thaum diluting qhuav khoom. Txwv tsis pub, cov xim ntawm qhov sib tov yuav zoo li cov pob zeb lossis sib dua.
- Tsis txhob hnov qab tias lub pob zeb cement yog qhov rhiab heev rau qhov kub thiab txias. Nws yog vim li no nws tseem ceeb heev kom tsis txhob hnov qab txog damper qhov khoob thaum nchuav, txwv tsis pub lub slab yuav tsuas tawg.
- Thaum lub sijhawm ua haujlwm khov kho, kev nyiam tuaj yeem pom tias lub phaj txav nce lossis nqis. Nws muaj zog mating nrog cov phab ntsa uas nyob ib sab yuav tsum zam - rau cov xuab zeb-cement sib tov, qhov no yog fraught nrog cracking.
- Thaum nqa tawm cov screed, nws yog ib qho tsim nyog yuav tsum cais cov chav los ntawm kev nkag mus ntawm noo noo. Thaum cov xuab zeb-cement sib tov hardens, nws cov qauv yuav ntxeem tau thiab tuaj yeem nqus dej noo, thiab qhov no yuav tsum tsis txhob tso cai kiag li.
Sand-cement mix: installation
Koj yuav tsum paub tias thaum txhim kho pem teb screed nrog lub thickness ntawm 1 hli, qhov sib tov noj ib 1 m2 hauv pem teb yuav yog kwv yees li 2.5 kg. Daim ntawv teev cov haujlwm ntawm kev teeb tsa ntawm screed yuav ua raws li hauv qab no:
- Ua ntej koj pib screed hauv pem teb nrog cov xuab zeb-cement sib tov, koj yuav tsum dismantle lub qub txheej, ntxuav nws ntawm av thiab sagging.
- rwb thaiv tsev. Txhawm rau tiv thaiv kev nkag mus ntawm cov plua plav thiab noo noo ntawm qhov chaw ntxuav thiab ntxuav, koj yuav tsum tau nteg ib zaj duab xis waterproofing, qhwv nws cov npoo tiv thaiv phab ntsa los ntawm 5 cm.
- Txhob Cia Siab. Ib tug rebar thav duab los yog mesh yog muab tso rau sab saum toj ntawm cov ntaub ntawv waterproofing ntawm ob txhais ceg.
- Siv qib, tso beacons raug teeb tsaxuab zeb-cement sib tov. Koj tuaj yeem yuav lawv lossis ua koj tus kheej.
- Tom ntej, pib npaj cov tshuaj. Qhov sib tov qhuav yog diluted nrog dej thiab stirred. Qhov sib xws ntawm qhov tshwm sim loj yuav tsum zoo li tuab qaub cream.
- Cov tshuaj yog nchuav rau ntawm qhov chaw npaj thiab maj mam leveled. Kev saib xyuas yuav tsum tau ua kom paub tseeb tias tsis muaj cua npuas tshwm rau saum npoo.
- Tom qab ziab - lub sijhawm nyob ntawm qhov tuab ntawm cov screed - saum npoo yog sanded nrog cov cuab yeej siv tshwj xeeb.
GOST
Txog hnub tim, cov khoom siv hauv tsev yooj yim tshaj plaws thiab pheej yig tshaj plaws uas ua tau raws li cov qauv zoo yog cov xuab zeb-cement sib tov. GOST 28013-98 tsim cov cai rau kev tsim khoom thiab feem pua ntawm cov khoom siv hauv cov xuab zeb qhuav-cement sib tov. Tsis tas li hauv daim ntawv no yog cov yam ntxwv tseem ceeb uas cov tshuaj npaj los ntawm txhua qhov kev sib xyaw qhuav yuav tsum ua raws.
