xov xwm

Hnub Kawg:14,Feb,2022

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Kev siv cov tshuaj sib tov los txhim kho cov txiaj ntsig zoo:

Cov pob zeb sib xyaw nrog cov khoom siv ntxiv, xws li kev ua haujlwm siab dej txo tus neeg saib xyuas thiab tus neeg saib xyuas lub zog thaum ntxov, tuaj yeem ua pob zeb 7 ​​hnub ntawm lub zog ntau dua 1 zaug, txo cov ntshav los ntshav, txhim kho cov dej txo qis, thiab hauv cov qauv 28 hnub tom qab lub zog sib piv. tuaj yeem ncav cuag ntau dua 150%, yog li hauv kev npaj lub zog siab lossis ultra siab zog pob zeb ua tau yooj yim ua tiav.Nyob rau hauv lub zog ntawm qhob tov nrog admixture txhim kho nyob rau tib lub sij hawm, txhim kho nws workability thiab dej secretion, thiab kho cov huab cua ntsiab lus, txhim kho corrosion kuj, alkali aggregate cov tshuaj tiv thaiv, txhim kho cov hlau xeb kuj, txhim kho lub cohesive quab yuam, qhov no tsis tsuas Ua kom siv ntau yam ntawm cov pob zeb, thiab txuag cov khoom siv, txuag cov cement lossis hloov cov cement tshwj xeeb.Thiab nyob rau hauv cov pob zeb sib xyaw nrog qeeb hom dej txo tus neeg saib xyuas, tuaj yeem kho lub sijhawm teeb tsa, txhim kho lub twj tso kua mis, ncua lub sijhawm ua vaj tse thiab lub sijhawm hardening, tuaj yeem ua tau raws li qhov sib txawv ntawm engineering, tshwj xeeb tshaj yog cov pob zeb ua vaj tse engineering thiab cov kev xav tau zoo.Thaum xaiv admixture hauv pob zeb, nws yog ib qho tsim nyog yuav tau xav txog cov yam ntxwv ntawm cov cement ntau yam thiab lwm yam khoom nyob rau tib lub sijhawm, thiab xaiv ntau hom dej txo tus neeg sawv cev raws li lub hom phiaj sib txawv.Thaum xaiv cov dej txo tus neeg sawv cev, nws yog ib qho tsim nyog yuav tsum xav txog kev lag luam thiab ua tib zoo saib xyuas qhov zoo ntawm cov dej txo tus neeg sawv cev.Yog tias ua tau raws li qhov teeb meem uas cov cement thiab cov khoom sib xyaw tsis tau siv rau, yuav tsum tshem tawm cov kev txhawj xeeb los ntawm kev sim, xaiv cov dej uas tsim nyog txo tus neeg sawv cev, tsom xam cov cement txhawj xeeb txog qhov teeb meem zoo, txiav txim siab qhov tsim nyog cov khoom sib xyaw, kev sib xyaw ua ke sib piv.Nyob rau hauv kev siv ntawm ob peb admixtures, nws yog ib qho tsim nyog yuav tau xyuam xim rau qhov sib xws ntawm ntau yam thiab qhov cuam tshuam ntawm kev ua vaj tse, yuav tsum tau sim ua ntej siv, xws li polycarboxylic acid system high-performance water reducer thiab naphthalene system dej reducer yuav tsum tsis txhob yuav. kev siv sib xyaw.Nrog rau kev txhim kho thiab kev siv cov khoom sib xyaw ua ke, nws tau kov yeej qhov tsis muaj zog ntawm qhov tsis muaj zog, siab brittleness thiab lwm yam, thiab ua kom muaj kev txhim kho txuas ntxiv, txo lub sijhawm luv luv, txhawb kev txhim kho ntawm cov khoom siv hluav taws xob thiab cov cuab yeej tshiab ntawm kev siv thiab pouring, thiab accelerated txoj kev loj hlob ntawm kev lag luam pob zeb.Txoj kev loj hlob ntawm kev lag luam pob zeb tau coj cov txiaj ntsig zoo ntawm kev lag luam thiab kev tiv thaiv ib puag ncig rau Tuam Tshoj kev tsim kho kev lag luam, thiab ntxiv dag zog rau kev tsim kho kev lag luam thiab kev txhim kho kev tsim kho tshuab.

CDC

Txoj hauv kev kom paub txog kev siv dej tsawg hauv kev tsim vaj tsev:

Cov yam ntxwv ua haujlwm ntawm pob zeb yog qhov ntws thiab nws lub zog tswj, feem ntau yog nyob ntawm lub pob zeb siv dej thiab dej cement piv (dej cement ratio).Thaum tsim qhov sib xyaw ua ke ntawm kev ua tau zoo ntawm cov pob zeb ua haujlwm, kev siv dej tseem yog ua kom tau raws li nws cov kev ua haujlwm raws li qhov xwm txheej, feem ntau cov dej siv, los tswj cov qib ntawm cov pob zeb ua kom muaj zog yog qhov ncaj qha.

 

Qee lub sij hawm thaum tsis siv cov tshuaj ntxiv, siv qee cov dej thaum ua tau raws li qhov yuav tsum tau ua haujlwm) (uas yog, qhov poob qis, tab sis nws qhov kev siv zog feem ntau ua tsis tau, thiab txawm tias tsis tuaj yeem ua tau raws li tus qauv tsim, qhov no yog vim dej cement piv. , thiab qhov ntau npaum li cas ntawm cov cement thiab kom ua tau raws li cov kev cai tshwj xeeb, yog li yuav tsis tuaj yeem tsim cov khoom sib xyaw tsim nyog;

Qhob ntawm qhov qis qis ntawm kev sib tsoo, lub zog yog qhov yooj yim los txhim kho, tab sis nws txoj kev ua haujlwm tsis yog.Yog li ntawd, txhawm rau ua kom muaj kev ua haujlwm tau zoo thiab ua kom lub zog tsis txo qis lossis txawm tias txhim kho, peb yuav tsum siv cov khoom sib xyaw ua ke.Ntau cov kua dej txo cov nyhuv ntawm cov pob zeb nrog cov dej ua haujlwm siab txo tus neeg sawv cev, txhim kho kev ua haujlwm ntawm cov pob zeb, thiab txo qhov ntau npaum li cas ntawm cov cement, tsis tsuas yog ua tiav tib qib kev ua vaj tse, txuag 15% ~ 25% ntawm cov cement, thiab ua kom cov pob zeb ua haujlwm, kev ua haujlwm zoo. txhim kho liquidity, tsawg tus nqi, zoo heev raws li qhov yuav tsum tau ntawm modernization kev tsim kho thiab tshwj xeeb engineering xav tau kev pab.

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Post lub sij hawm: Feb-14-2022