Nrog kev txhim kho kev tsim kho kev tsim kho thiab kev siv nce ntxiv rau cov cement, MAAs thauj khoom thiab kev thauj khoom noj thiab kev thauj khoom tau los ua qhov tseem ceeb. Thawv hnab, raws li ib hom tshiab ntim khoom, ua ib lub luag haujlwm tseem ceeb hauv Maas chaw thau khoom thiab kev thauj khoom.
Qhov zoo thiab cov txheej txheem ntawm chaw thau khoom thiab tsis hloov chaw xis ntxiag nrog cov ntim ntim ntim
Ua ntej tshaj, cia saib ntawm vim li cas ntim cov hnab ntim yog qhov kev xaiv zoo tshaj plaws rau kev thauj khoom thiab tsis hloov chaw ntxhoo. Piv rau cov khoom ntim ib txwm muaj xws li hnab ntawv lossis hnab yas, cov hnab ntim khoom siv muaj ntau qhov txiaj ntsig tseem ceeb. Ua ntej, Liners muaj siab siab {2} kub ua tsis tau, muaj peev xwm ntawm qhov hnyav ntawm cov khoom siv xws li xis mas yuav tsis deform lossis tawg thaum caij tsheb thauj mus los. Thib ob, liners muaj zoo noo noo {{}} Cov ntaub ntawv ua haujlwm zoo, ua kom muaj kev tiv thaiv zoo rau txoj kev ua kom zoo raws li noo noo. Thib peb, cov hnab twb muaj kev poob siab tsis kam, txo cov khoom co thaum lub sijhawm thauj mus los thiab ua kom muaj kev nyab xeeb thiab kev nyab xeeb ntawm cov cement.
Tom ntej no, peb yuav nthuav qhia cov txheej txheem rau kev thauj khoom thiab tsis nkag siab cov cement nrog cov thawv ntim. Ua ntej, ua ntej thauj khoom thiab tsis tuaj yeem hloov pauv thiab ua kom pom tseeb tias qhov chaw thiab pem teb sab hauv cov thawv ntim huv thiab plua plav {1} pub dawb. Thib ob, ncua cov hnab nqa los ntawm sab saum toj ntawm lub thawv thiab muaj kev nyab xeeb lawv kom raug. Tom qab ntawd, ncuav cov cement rau hauv lub hnab sab hauv los ntawm lub qhov rooj nkag mus, ua kom muaj kev faib tawm. Thaum pouring, zam kev txeej thiab kev puas tsuaj rau lub hnab liner. Thaum kawg, tom qab pasing cov cement rau hauv lub hnab liner, ua tib zoo tshawb xyuas tias lub hnab qhib tau muab khi kom tiv thaiv kom tsis txhob muaj kev lom thiab paug.
Ib qho ntxiv, kom tau siv lub hnab ntim khoom zoo dua rau cov chaw thau khoom thiab cov ntsiab lus hauv qab no yuav tsum tau sau tseg: ua ntej, xaiv cov khoom tsim nyog rau cov kev xav tau tiag tiag. Cov kev sib txawv thiab cov khoom sib txawv yog qhov tsim nyog rau ntau hom Maas thiab chaw thau khoom / thauj khoom. Thib ob, ua tib zoo mloog rau qhov ua tau zoo thiab kev nyab xeeb ntawm cov hnab Liner, tsis txhob siv lub hnab puas lossis tas sij hawm. Thaum kawg, ua kom xis nyob nrog kev saib xyuas thaum lub sijhawm thauj khoom thiab tsis tuaj yeem kom tsis txhob muaj kev huam yuaj lossis kev puas tsuaj vim tsis zoo.
Hauv kev xaus, ntim cov hnab Liner yog qhov kev xaiv zoo tshaj plaws rau kev thauj khoom thiab tsis hloov Maas, muaj ntau cov txiaj ntsig thiab cov ntsiab lus siv tshwj xeeb. Los ntawm kev xaiv xaiv thiab siv cov hnab Liner, qhov ua tau zoo thiab kev nyab xeeb thiab kev nyab xeeb ntawm cov xis nyob, thiab chaw thau khoom / thau khoom siv tau zoo. Peb cia siab tias tsab xov xwm no muaj txiaj ntsig rau koj cov MAAs thauj khoom thiab kev xav tau kev xav tau.