Dab tsi yog screeding ntawm qhob?

Cov txheej txheem:

Txoj Kev 3 Screeding pem teb

Video: Dab tsi yog screeding ntawm qhob?

2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17

Hauv Tebchaws Meskas, screeding yog txheej txheem ib tug neeg hu ua a pob zeb finisher ua los ntawm kev txiav tawm ntub dej ntau dhau pob zeb coj lub saum npoo ntawm ib lub slab mus rau qib kom zoo thiab smoothness. Ib lub zog qhob screed muaj roj av lub cev muaj zog txuas, uas pab kom du thiab vibrate pob zeb raws li nws yog flattened.

Yog li ntawd, qhov txawv ntawm pob zeb thiab screed yog dab tsi?

Pob zeb thiab screed yog ob qho tib si ua los ntawm kev sib tov ntawm cement , dej thiab aggregate. Lub ntsiab qhov sib txawv ntawm ob cov ntaub ntawv yog hom aggregate uas siv. Rau screed , peb tsis siv cov gravelly aggregate uas peb muab tso rau hauv peb pob zeb . Hloov chaw, peb siv cov xuab zeb zoo, ntse, nrog a qhov siab tshaj plaws grain loj ntawm txog 4 hli.

Qhov thib ob, kuv puas yuav tsum tau screed lub pob zeb hauv pem teb? Screeds yuav tsum tau thaum muaj yeeb yuj lossis ua haujlwm pem teb yog xav tau es tsis yog liab qab pob zeb nto . Rau cov hom phiaj kev lag luam, lossis cov chaw lag luam, uas yuav dhau mus dhau kev tsheb khiav, muaj zog dua screed yog yuav tsum tau siv nyob rau hauv DIY los yog tej yaam num nyob.

Ua kom pom qhov no, lub hom phiaj ntawm screed yog dab tsi?

Cov screeds thawj lub hom phiaj , siv ib feem ntawm cov cement mus rau peb mus rau tsib ntu ntse xuab zeb, yog muab ib tug du thiab theem pem teb uas yuav nteg koj xaiv hauv pem teb tiav. Lub thickness ntawm lub screed tso cai rau nws coj li ib txwm variations nyob rau hauv flatness thiab levelness ntawm lub hauv paus uas nws yog nteg.

Yuav ua li cas siv cement screed?

Txoj Kev 3 Screeding pem teb

Yuav los yog sib tov koj screed.
Faib koj pem teb rau hauv seem.
Siv ib txheej compact ntawm screed mus rau sab tshaj plaws.
Level lub screed nrog ib tug straightedge.
Rov ua dua kom txog thaum pem teb tiav.
Ua kom tiav cov pob zeb.
Kho lub screed.
Tos hauv pem teb kom qhuav.

Pom zoo:

Dab tsi yog qhov txawv ntawm bituminous qhob thiab bituminous macadam?

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Dab tsi yog qhov txwv loj ntawm Portland qhob?

Cov kev txwv ntawm Portland cement yog shrinkage uas feem ntau ua rau cov yas shrinkage los yog ziab shrinkage tawg; kuj siab modulus; tsis muaj peev xwm muab tso rau hauv ntu nyias; thiab muaj peev xwm tshwm sim nrog qee yam kev sib sau lossis tshuaj lom neeg ib puag ncig

Qhov sib txawv ntawm 3000 psi thiab 4000 psi qhob yog dab tsi?

Qhov txawv ntawm 3000 Psi pob zeb VS 4000 Psi pob zeb yog dab tsi? Qhov sib txawv MAIN yog nyob rau hauv tus nqi ntawm cov cement siv. Ib lub cubic mev ntawm pob zeb, txawm tias nws yog 3000 psi lossis 4000 psi, hnyav txog 4000 phaus (thaum koj suav nrog qhov hnyav ntawm dej)

Dab tsi txaus ntshai zoo kawg li nws yog qhov peb yuav tsum tau khawb trenches thiab sim cov roj npog qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob hauv lub tebchaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi?

Qhov txaus ntshai npaum li cas, zoo heev, zoo kawg yog tias peb yuav tsum tau khawb trenches thiab sim roj-qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob rau hauv ib lub teb chaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi. Nws zoo nkaus li tseem tsis yooj yim dua tias kev sib cav uas twb tau hais tseg hauv txoj cai yuav tsum yog kev ua tsov rog