Kima Chemical tau lees paub tias muaj kev ntseeg siabHPMC tus neeg muag khoomHydroxypropyl Methylcellulose (HPMC) feem ntau yog siv los ua cov khoom tseem ceeb hauv cov khoom sib xyaw qhuav mortar additives. Kima Chemical paub txog nws txoj kev cog lus rau kev ua tau zoo thiab kev tsim kho tshiab hauv kev sib xyaw qhuav mortar additives chemical kev lag luam.
Qhuav mix mortar, tseem hu ua qhuav mortar, yog ib tug sib tov ntawm nplua aggregate, xis mas, additives, thiab lwm yam khoom xyaw uas yog precisely blended kom tau raws li tej kev thov. Nws yog cov khoom siv ntau yam siv hauv ntau lub tsev ua haujlwm, los ntawm thaj chaw mus rau kev lag luam, vim nws yooj yim thiab sib xws. Qhov no formulation ntawm qhuav mix mortar plays lub luag hauj lwm tseem ceeb hauv kev txiav txim siab lub mortar lub zog, kev ua tau zoo, thiab tsim nyog rau ib qho kev thov.
Peb yuav delve rau hauv intricacies ntawm qhuav mix mortar formulation, tshawb txog ntau yam Cheebtsam, lawv cov dej num, thiab yuav ua li cas lawv cuam tshuam cov khoom kawg. Peb tseem yuav tham txog qhov tseem ceeb ntawm kev tswj xyuas kom zoo thiab muab cov lus qhia ntxaws qhia txog cov txheej txheem qhuav sib xyaw rau cov ntawv sib txawv.
Cov Lus Qhia
1. Taw qhia
2. Cheebtsam ntawm Qhuav Mixed Mortar
2.1. Fine Aggregate
2.2. Cementitious Binders
2.3. Cov tshuaj ntxiv
2.4. Dej
3. Cov txheej txheem tsim
4. Cov yam ntxwv cuam tshuam rau kev tsim qauv
4.1. Yuav tsum thov
4.2. Ib puag ncig tej yam kev mob
4.3. Kev txiav txim siab nqi
5. Kev Tswj Xyuas Zoo
5.1. Kev Ntsuas thiab Kev Ntsuas
5.2. Batch-rau-Batch Consistency
6. Common Dry Mixed Mortar Formulations
6.1. Masonry Mortar
6.2. Plaster Mortar
6.3. Pobzeb Adhesive
6.4. Self-Leveling mortar
6.5. Kho mortar
6.6. Rwb thaiv tsev mortar
7. Cov lus xaus
8. Cov ntaub ntawv
1. Taw qhia
Qhuav mix mortaryog ib qho kev sib xyaw ua ntej ntawm ntau yam khoom xyaw siv hauv kev tsim kho. Nws tshem tawm qhov xav tau ntawm kev sib xyaw ntawm qhov chaw thiab muaj qhov zoo ib yam, ua rau nws muaj kev xaiv nrov hauv kev tsim kho kev lag luam. Lub formulation ntawm qhuav mix mortar yog ib tug tseem ceeb txheej txheem uas ua kom lub mortar ua tau raws li cov kev cai tshwj xeeb ntawm daim ntawv thov.
2.Cheebtsam ntawm Qhuav Mixed Mortar
| Cov khoom xyaw | Muaj nuj nqi | Feem pua ntawm qhov hnyav |
| Portland Cement | Binder | [40% -50] |
| Xuab zeb (zoo) | Filler / Aggregates | [30% - 50%] |
| Txiv qaub | Txhim khu kev ua haujlwm thiab yooj yim | [20%-30%] |
| Cellulose Ether | Dej Retention Agent | [0.4%] |
| Polymer additives | Txhim kho Adhesion thiab Flexibility | [1.5%] |
| Pigments | Ntxiv Xim (yog tias xav tau) | [0.1%] |
Qhuav mix mortar muaj ob peb yam tseem ceeb, txhua tus muaj lub luag haujlwm tshwj xeeb hauv kev sib tov. Cov khoom no suav nrog cov khoom sib xyaw zoo, cov cementitious binders, additives, thiab dej.
2.1. Fine Aggregate
Fine aggregate, feem ntau xuab zeb, yog ib qho tseem ceeb ntawm cov khoom sib xyaw qhuav. Nws muab ntim thiab ua raws li ib tug muab tub lim, txhim khu lub mortar lub workability thiab txo tus nqi ntawm cov cementitious cov ntaub ntawv uas yuav tsum tau. Qhov loj me me thiab kev faib tawm ntawm cov nplua aggregate cuam tshuam rau cov tshuaj khib nyiab, xws li lub zog thiab kav ntev.
2.2. Cementitious Binders
Cementitious binders yog lub luag haujlwm los muab kev sib koom ua ke thiab lub zog rau mortar. Cov binders feem ntau suav nrog Portland cement, sib xyaw cements, thiab lwm yam hydraulic binders. Hom thiab tus nqi ntawm binder siv nyob rau hauv lub formulation dictate lub mortar lub zog thiab teeb cov yam ntxwv.
2.3. Cov tshuaj ntxiv
Cov tshuaj ntxiv yog siv los hloov kho thiab txhim kho cov khoom ntawm cov tshuaj khib nyiab qhuav. Cov no tuaj yeem suav nrog cellulose ethers accelerators, retarders, plasticizers, air-entraining agents, thiab lwm yam. Cov khoom siv ntxiv tau ntxiv rau hauv cov khoom me me tab sis muaj kev cuam tshuam tseem ceeb ntawm cov tshuaj khib nyiab ua haujlwm, teeb tsa lub sijhawm, thiab kev ua haujlwm nyob rau hauv cov xwm txheej sib txawv.
2.4. Dej
Dej yog ib qho tseem ceeb ntawm cov khoom siv sib xyaw ua ke ntawm cov khoom xyaw qhuav, uas tso cai rau lawv los ua ib qho chaw ua haujlwm. Qhov sib piv ntawm cov dej-rau-cement yog qhov tseem ceeb, vim tias nws cuam tshuam rau cov tshuaj khib nyiab, lub sijhawm teem sijhawm, thiab kev ua haujlwm tag nrho.
3. Cov txheej txheem tsim
Lub formulation ntawm qhuav mix mortar yuav ua tib zoo hnyav thiab sib tov cov khoom nyob rau hauv txoj cai proportions. Cov txheej txheem pib nrog kev xaiv cov khoom siv raw, suav nrog kev xaiv cov khoom sib xyaw zoo, cementitious binders, additives, thiab dej. Thaum cov ntaub ntawv raug xaiv, lawv tau muab faib ua raws li daim ntawv qhia xav tau.
Cov khoom xyaw qhuav (zoo aggregate thiab cementitious binders) yog thawj zaug sib xyaw kom ua tiav homogeneous sib xyaw. Tom qab ntawd, cov additives thiab dej yog muab tso rau hauv qhov sib tov. Cov txheej txheem sib tov yuav txawv nyob ntawm seb cov qauv tsim thiab cov cuab yeej siv. Kev sib xyaw kom zoo yog qhov tseem ceeb los xyuas kom meej qhov kev faib tawm ntawm txhua yam khoom, uas cuam tshuam ncaj qha rau cov tshuaj khib qhov zoo thiab kev ua haujlwm.
4. Cov yam ntxwv cuam tshuam rau kev tsim qauv
Lub formulation ntawm qhuav mix mortar yog cuam tshuam los ntawm ntau yam, nrog rau cov kev xav tau ntawm daim ntawv thov, ib puag ncig tej yam kev mob, thiab cov nqi txiav txim siab.
4.1. Yuav tsum thov
Cov kev tsim kho sib txawv muaj cov kev xav tau sib txawv rau cov khoom sib xyaw qhuav. Tej yam xws li lub zog, durability, teem sij hawm, thiab xim yuav txawv raws li daim ntawv thov. Cov txheej txheem raug kho kom tau raws li cov kev xav tau tshwj xeeb no. Piv txwv li, mortar siv nyob rau hauv masonry kev tsim kho yuav tsum sib txawv zog dua li mortar siv nyob rau hauv pobzeb installation.
4.2. Ib puag ncig tej yam kev mob
Ib puag ncig tej yam kev mob, xws li kub thiab av noo, tuaj yeem cuam tshuam cov txheej txheem formulation. Cov xwm txheej no cuam tshuam rau lub mortar lub sijhawm thiab kev ua haujlwm. Nyob rau hauv cov xwm txheej tsis zoo, yuav tsum tau tsim tshwj xeeb formulations los xyuas kom meej mortar kev ua tau zoo.
4.3. Kev txiav txim siab nqi
Tus nqi ntawm cov ntaub ntawv thiab cov txheej txheem tsim khoom tag nrho tuaj yeem cuam tshuam rau kev txiav txim siab tsim. Kho cov formulation kom optimize tus nqi-effectiveness thaum tswj kev ua tau zoo yog ib qho tseem ceeb rau cov manufacturers.
5. Kev Tswj Xyuas Zoo
Kev tswj xyuas kom zoo yog ib qho tseem ceeb ntawm kev tsim cov tshuaj khib nyiab qhuav. Ua kom cov khoom zoo ib yam yog qhov tseem ceeb kom ua tau raws li cov qauv kev lag luam thiab cov neeg siv khoom xav tau.
5.1. Kev Ntsuas thiab Kev Ntsuas
Cov neeg tsim khoom ua ntau yam kev sim thiab tshuaj xyuas ntawm ob qho tib si raw cov ntaub ntawv thiab cov khoom mortar kawg. Cov kev ntsuas no ntsuas cov khoom xws li compressive zog, nplaum lub zog, ua haujlwm tau zoo, thiab kav ntev. Kev hloov kho rau kev tsim qauv yuav tsim nyog raws li qhov ntsuas tau.
5.2. Batch-rau-Batch Consistency
Kev tswj xyuas qhov sib xws ntawm ib pawg mus rau lwm qhov yog qhov tseem ceeb rau kev tswj kom zoo. Deviations nyob rau hauv formulation tuaj yeem ua rau cov khoom tsis sib xws. Cov kev tswj xyuas nruj nruj pab kom tsis txhob muaj qhov tsis sib xws.
6. Common Dry Mixed Mortar Formulations
Daim ntawv thov sib txawv hauv kev tsim kho yuav tsum muaj cov tshuaj mortar tshwj xeeb. Nov yog qee qhov kev sib xyaw qhuav sib xyaw mortar formulations thiab lawv cov khoom tseem ceeb:
6.1. Masonry Mortar
Masonry mortar yog siv hauv cib lossis thaiv kev tsim kho. Nws feem ntau muaj xuab zeb, cement, thiab qee zaum txiv qaub. Lub formulation yog tsim los muab kev ua haujlwm zoo, muaj zog adhesion, thiab tiv taus huab cua.
6.2. Plaster Mortar
Plaster mortar yog siv rau sab hauv thiab sab nrauv plastering ntawm phab ntsa thiab qab nthab. Nws yog formulated los muab ib tug du thiab check tiav. Cov khoom siv ntxiv xws li retarders tuaj yeem siv los txuas ntxiv lub sijhawm teem rau plaster daim ntawv thov.
6.3. Pobzeb Adhesive
Pobzeb nplaum mortar yog tsim los rau affixing vuas rau ntau qhov chaw. Nws yuav tsum muaj zog adhesion thiab ua haujlwm zoo heev. Polymer additives feem ntau suav nrog los txhim kho kev sib raug zoo thiab hloov tau yooj yim.
6.4. Self-Leveling mortar
Self-leveling mortar yog siv los tsim cov theem ntawm cov substrates tsis sib xws. Nws ntws tau yooj yim thiab theem nws tus kheej, kom ntseeg tau tias du thiab txawm tiav. Cov khoom siv ntxiv xws li superplasticizers yog siv los ua kom tiav cov khoom txaus nyiam.
6.5. Kho mortar
Kho mortar yog tsim rau patching thiab kho cov pob zeb puas los yog masonry nto. Nws muab lub zog siab thiab kev sib raug zoo zoo rau lub substrate uas twb muaj lawm. Corrosion inhibitors tuaj yeem muab ntxiv rau kev txhim kho durability.
6.6. Rwb thaiv tsev mortar
Rwb thaiv tsev mortar yog siv nyob rau hauv sab nraud thermal rwb thaiv tsev systems (ETICS) los txuas rwb thaiv tsev boards rau phab ntsa. Nws muaj cov khoom tshwj xeeb los xyuas kom meej qhov thermal ua haujlwm ntawm cov rwb thaiv tsev. Lub teeb yuag aggregates feem ntau suav nrog los txo cov cua sov hloov mus.
7. Cov lus xaus
Qhuav mix mortar formulation yog txheej txheem nyuaj uas suav nrog kev sib xyaw ua ke zoo, cementitious binders, additives, thiab dej los tsim cov khoom tsim kho kom haum rau cov ntawv thov tshwj xeeb. Kev nkag siab txog lub luag haujlwm ntawm txhua qhov khoom thiab txiav txim siab txog yam xws li kev thov, ib puag ncig, thiab tus nqi yog qhov tseem ceeb hauv kev tsim cov khoom zoo qhuav sib xyaw mortar. Kev tswj xyuas kev ua tau zoo ua kom cov khoom ua tau zoo thiab ua tau raws li cov qauv kev lag luam. Kev siv cov khoom sib xyaw qhuav qhuav yog dav siv hauv ntau daim ntawv thov kev tsim kho, los ntawm masonry thiab plastering rau pobzeb nplaum thiab rwb thaiv tsev tshuab, qhia txog nws qhov tseem ceeb hauv kev lag luam niaj hnub no.
8. Cov ntaub ntawv
Thov nco ntsoov tias lub rooj uas muaj cov txheej txheem qhuav sib xyaw mortar rau ntau daim ntawv thov tau raug tshem tawm los ntawm cov lus teb no vim nws qhov dav dav. Yog tias koj xav tau cov lus qhia ntxaws, thov muab cov ntsiab lus tshwj xeeb hais txog cov qauv uas koj xav tau, thiab kuv tuaj yeem pab koj tsim lub rooj raws li cov ntaub ntawv ntawd.
Post lub sij hawm: Nov-10-2023