Skinny ua pob zeb yog dab tsi?

Txhua hom kev tsim kho yog siv cov technologies thiab cov khoom siv. Li ntawd, tsis muaj ib qho yuav tsum tau siv cov pob zeb yooj yim mus nruab ntau cov qauv. Nws tuaj yeem hloov tau los ntawm lwm hom tsev compound, uas yog yooj yim rau kev ua thiab kev tsim khoom. Thiab cov mob no yog ua los ntawm cov ntxhua khaub ncaws. Thiab nws pom cov ntawv dav dav vim nws lub zog.

Ntshiv qhob - ib hom ntawm mortar, nyob rau lub feem pua ntawm cov phau ntawv yog ntau qis tshaj cov muab tub lim cov ntsiab lus. Nws tsis muaj lub zog siab. Tab sis nws qhov zoo tshaj plaws yog qhov tsis muaj nqi thiab yooj yim styling. Nws yog nyob rau hauv cov chav kawm ntawm cov khoom hnyav B5, B7.5, B10, B12.5, B15. Nws tau txais daim ntawv thov kev siv nyiaj nyob hauv tsev ntiag tug, vim nws tus cwj pwm zoo zoo txaus rau qhov chaw no. Tsis tas li no hom mortar yog hu ua rollable. Qhov no yog vim lub fact tias nws yog feem ntau siv nyob rau hauv kev siv, t. Yuav kom. Nws yog ib qho yooj yim mus dov tawm ib txoj kev rau cov menyuam.

Kev ua zoo nyob rau hauv qhov ntim ntawm cov khoom siv rau cov lean pob zeb yog: 1 feem ntawm cov cement, 3 - xuab zeb thiab 6 - muab tub lim. Yog li kom tov 1 cubic meter ntawm kev daws, 160 kilograms ntawm xis mas, 2200 kilograms ntawm cov xuab zeb thiab muab tub lim, thiab dej hauv qhov ntim ntawm 75 liters. Qee lub sij hawm kom txuag tau MAAs, cov yas yas tshwj xeeb ntxiv rau qhov kev daws teeb meem. Nws yog ib qho tseem ceeb uas yuav tsum tau ua rau hauv cov ntsiab lus tias cov ntsiab lus ntawm cov hmoov av zoo li thiab cov av nplaum nyob hauv tag nrho kev daws tsis tshaj 10%. Txwv tsis pub, qhov zoo ntawm cov khoom tiav yuav tsum tsawg. Nyob ntawm seb qhov luaj li cas ntawm qhov muab tub lim, uas yog ib feem ntawm cov pob zeb ntshiv ntshiab, nws muab faib ua zoo-grained thiab coarse-grained. Thawj muaj cov granules txog li 5 hli, thiab ob - txog li 40 hli. Tom qab tov, kev daws yuav tsum zoo sib xws nyob rau hauv qhov ntub dej ntub.

Skinny pob zeb, nws muaj pes tsawg leeg feem me me ntawm astringents, yog dav siv nyob rau hauv ntiag tug tsev-tsev. Nws ua lub hauv paus rau lub hauv paus los yog kev ntsuag ntawm lub terrace thiab hauv tsev. Feem ntau nws yog siv rau hauv pem teb leveling. Los ntawm nws koj muaj peev xwm tsim phab ntsa, lub hauv paus tapes, crowns ntawm overlapping, raws li zoo li lub plag tsev lawv tus kheej, ladders thiab monolithic txuas hniav. Tab sis qhov no yog tau tsuas yog nyob rau hauv tsis muaj-sawv siv, piv txwv li. A. Thaum ib tug tseem ceeb load zog yam ntxwv, uas muaj ib tug nyias ua vaj tse, tej zaum yuav tsis txaus, uas yuav ua tau kom disastrous txim. Cov khoom siv ntau tshaj plaws pom muaj nyob hauv txoj kev tsim kho. Nws ua lub hauv paus rau asphalt pavement.

Tso pob zeb yuav tsum tau nqa tawm sai sai tom qab nws npaj thiab xa mus rau qhov khoom. Yog hais tias qhov kub thiab txias kub tshaj 25 degrees, ces cov retarders ntawm hardening feem ntau yog ntxiv rau qhov kev daws, uas txo qhov ceev ntawm cov kav ntev. Lawv noj ntau txog li 1% ntawm qhov loj ntawm cov cement siv nyob rau hauv cov tshuaj. Lawv cia sijhawm nce tsheb thauj khoom thiab packing ntawm ib teev mus rau ib nrab thiab ib nrab. Nyob rau tib lub sijhawm, qhov tsawg kawg ntawm huab cua sov rau kev ua haujlwm ntawm kev ua haujlwm yuav tsum tsis txhob tsawg tshaj 5 degrees.