Yuav muab cov cement-sand sib tov ua li cas?

Tsis muaj leej twg yuav sib cav nrog qhov tseeb tias cov kev lag luam niaj hnub tsis tuaj yeem ua tsis tau cov xis mas. Yog tsis muaj nws, nws yuav tsis muaj peev xwm tsim kom muaj ib lub tsev, nws yuav tsis ua hauj lwm los tsim kom muaj ib txoj kev. Factories rau cov khoom tsim ntawm no cov khoom zoo kawg li tsim ntau thiab ntau cov khoom txhua xyoo, uas tam sim ntawd diverges.

Txhua txhua tus neeg tsim kev paub hais tias tsim kom muaj ib lub tsev peb xav tau ib qho kev sib tsoo ntawm cov cement-sand, uas peb yuav tham txog hnub no. Ntawm cov hoob kawm, tus kawm yog tsis dhau yooj yim, vim hais tias ua ntej koj yuav pib koj yuav tsum tau tsawg kawg yog ib tug yooj yim kev txawj ntse ntawm cov uas twb hom MAAs thiab cov yam ntxwv ntawm txhua tus ntawm lawv.

Muab hais tias GOST rau txhua tus ntawm lawv muab rau cov cim qhia sib txawv, cov lej zauv tau muab rau txhua hom kev sib tsoo. Feem ntau siv hom 200, 300, thiab tag nrho cov hom 400-600. Qhov loj dua tus naj npawb, qhov tsim nyog ntau ntawm cov pob zeb tsim ua kom tau txais lub hauv paus ua vaj tse. Lawm, qhov sib tsoo ntawm cov cement-sand tuaj yeem muab tau los ntawm "junior" brands.

Qhov feem ntau thiab dav siv portland xis mas. Hmoov tsis, muaj ntau zaus uas nws tsis tuaj yeem ua raws li txhua yam koj xav tau. Tias yog vim li cas, qee zaum, sulfate-resistant, hydrophobic lossis ceev-curing hom xaiv. Txawm li cas los xij, muaj ntau ntau yam tshwj xeeb ntau, uas yog feem ntau ntawm kev txaus siab rau cov tub txawg xwb.

Hom kev daws teeb meem

1. Nws tsis tshua siv cov roj cement-xuab zeb sib tov, Nyob rau hauv uas muaj ntau ntawm ib tug ntau phau ntawv. Nws sai dua freezes, tab sis tsis dhau ruaj khov vim yog txoj kev nyiam tawg.
2. Qhov tseem nquag siv pa MAAs slurry, nyob rau lub proportions ntawm tag nrho cov Cheebtsam yog zoo tagnrho. Nws yog qhov tsis qeeb rau txoj kev khov, tab sis nws txoj kev ua hauj lwm yog dhau ntawm kev qhuas.
3. Vim yog tsis ua raws li cov cuab yeej tsim tawm, cov neeg pib tshiab feem ntau tau txais ib qho kev sib tw ua kom tawv nqaij, uas muaj yuav luag tsis muaj feem xyuam ntawm cov khoom ntim. Xws li kev sib tov tsis ua kom zoo hauv txoj cai.

Nrog rau cov ntsiab lus yooj yim, peb yuav xav txog qee cov hom tshwj xeeb ntawm cov cement mortars thiab kawm txog cov kev npaj ntawm lawv qhov kev npaj.

Nws txoj hau kev

Yuav muab cov cement-sand sib tov ua li cas? Yog tias koj yuav tsim ib yam khoom loj tshaj ib lub tsev pheeb suab, koj yuav tsum paub lo lus teb rau lo lus nug no. Muaj ntau txoj hauv kev rau kev npaj yuav zoo ib yam li cov cuab yeej ntawm kev siv cov kua qaub. Nws yog ib qhov tsim nyog yuav tau soj ntsuam ib qho kev faib ua feem: siv cov cement thiab xuab zeb hauv ib qho piv txwv ntawm 1: 3, ntxiv dej, tom qab uas sib xyaw kom haum yog tov. Tas mus li tswj lub taub hau: yog hais tias qhov loj yog dej, ces ntxiv cov cement, yog tias "qhuav", ces ntxiv dej thiab muab phom.

Txawm li cas los xij, rau cov kab nrib pleb thiab cov nqes los ntawm cov neeg tsim khoom, kev sib tsoo cement-sand yog siv tsis siv. KHOOM siv rau kev tsim kho yuav tsum siv cov tshuaj cement-lim kua tshuaj.

Maas-kua txiv tov

Lub tshuab ntawm nws cov khoom tsis yog dab tsi tshwj xeeb, tab sis es tsis txhob dej, ib tug "nyias" daws ntawm txiv qaub yog siv. Xws li ib tug nyob tus yeees yog tsis zoo tagnrho li xwb grouts, tab sis kuj muaj peev xwm yuav ntse siv raws li mortar rau ntawm cov phab ntsa thiab txawm lub qab nthab.

Thaum xaus, peb tuaj yeem hais tias tsis muaj qhov chaw tsim kho, tsis hais qhov twg siv cov cement-sand sib xyaw. Nws cov nqi txawv heev nyob ntawm seb cov khoom siv thiab cov koomhaum cement, yog li txhua yam yog nruj me ntsis.