PCE Admixture hmoov

Custom Concrete Admixture PCE Powder Chaw tsim tshuaj paus

Zibo Zhuoxing Enterprises Co., Ltd yog tsim nyob rau hauv 2008 thiab tau exporting TPEG, HPEG, EPEG, 50% polycarboxylate dej reducer kua thiab polycarboxylate dej reducer hmoov rau ntau lub teb chaws txij li xyoo 2015.

Muaj peev xwm ntau lawm

Lub tuam txhab tam sim no muaj tag nrho cov kab ntau lawm los ntawm HPEG mus rau PCE high-efficiency water reducers. Lub peev xwm tsim tau txhua xyoo yog 80,{2}} tons thiab cov zis yog 72,000 tons. Tag nrho cov peev txheej PCE txhua xyoo yog 100,000.00 tons.

 

Kev Tswj Xyuas Zoo

Lub tuam txhab tau dhau ISO9001 kev tswj hwm qhov system ntawv pov thawj. Peb ua raw khoom soj ntsuam thaum nkag mus kom paub tseeb tias tsim nyog rau ntau lawm, zoo tswj tag nrho cov txheej txheem ntau lawm kom tau raws li qhov yuav tsum tau, thiab coj mus kuaj ib batch ua ntej xa.

Pab neeg tshaj lij

Lub tuam txhab muaj cai kom muaj ib pab neeg ua haujlwm export. Peb pab neeg R & D, uas muaj ib pab pawg neeg muaj peev xwm thiab muaj kev paub dhau los, tswj kev sib raug zoo thiab muaj txiaj ntsig zoo nrog cov koom haum tshawb fawb muaj npe nrov tsis tu ncua.

Kev paub nplua nuj

Raws li ib qho ntawm ob lub tuam txhab ua ntej tshaj plaws ntawm TPEG / HPEG hauv Suav teb, tom qab 16 xyoo ntawm kev tshawb fawb txuas ntxiv, peb tau daws ntau yam kev xav tau ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws hauv kev ua haujlwm ntawm PCE cov dej txo qis.

 

Lub ntsiab lus ntawm Concrete Admixture PCE Powder

 

Polycarboxylate superplasticizer (PCE), tseem hu ua polycarboxylate ether superplasticizer, yog ib tiam tshiab ntawm kev ua haujlwm siab ua vaj tse. Nws yog ib qho dej-txo tus neeg sawv cev nrog kev ua tau zoo heev uas ua ke nrog kev txo qis dej, kev tiv thaiv slump, kev txhawb zog, shrinkage thiab kev tiv thaiv ib puag ncig.

 
Nta ntawm Concrete Admixture PCE Powder
 
01/

Ib puag ncig-phooj ywg
Pob zeb siv ntau lub zog thiab dej, suav txog 4-8 feem pua ​​​​ntawm CO2 emissions thoob ntiaj teb thiab kwv yees li 2% ntawm cov dej thoob ntiaj teb tshem tawm. PCE txo qis tag nrho cov dej tso rau hauv cov pob zeb thiab cov cement nrog rau cov pob zeb muab tshuaj txhuam kom txog li 40%. Nws pab txo cov kev cuam tshuam ib puag ncig yam tsis tau poob qhov kev ua tau zoo.

02/

Txhim kho kev ua haujlwm
PCE-raws li admixture muab kev sib xyaw ua ke zoo dua nrog kev txhim kho lub zog thiab ua haujlwm nrawm dua yam tsis muaj kev cuam tshuam qhov chaw teeb tsa. Nws tseem tuaj yeem txhim kho kev ua haujlwm ntawm cov pob zeb tshiab, ua kom yooj yim rau cov twj tso kua mis thiab ncuav.

03/

Txo permeability
Admixtures tuaj yeem txo cov permeability ntawm pob zeb, uas txo qhov kev pheej hmoo ntawm ya raws nkag mus rau hauv cov pob zeb.

04/

High-Quality Qhob Mixes
PCE-raws li admixture tau txais cov pob zeb zoo sib xyaw nrog kev txhim kho cov cement hydration thiab cov yam ntxwv nchuav. Qhov no ua rau kev txhim kho lub zog thiab cov pob zeb zoo.

05/

Txo Shrinkage
Concrete admixtures tuaj yeem txo qhov shrinkage ntawm pob zeb, uas tuaj yeem pab txo qhov kev pheej hmoo ntawm kev tawg thiab lwm yam kev puas tsuaj. Cov admixtures no muab ib qho kev kho sab hauv rau cov pob zeb sib xyaw. Lub xub ntiag ntawm polycarboxylate ethers ua rau cov khoom sib xyaw kom nqus thiab khaws cov dej hauv cov pob zeb sib xyaw.

06/

Txhim kho tiav
PCE-raws li admixtures tuaj yeem kho qhov ua tiav ntawm pob zeb los ntawm kev ua kom nws yooj yim dua, thiab ua kom zoo dua qub. Kev txhim kho tiav pab txhim khu lub durability ntawm cov pob zeb nto. Qhov kev sib xyaw no tuaj yeem muab cov qauv sib xyaw ua ke ntau dua thiab txo qhov nyiam rau qhov tawg tawg. Tsis tas li ntawd, nws tuaj yeem pab txo qhov nqus dej thiab nres cov dej seepage.

 

Slump Retention Concrete Admixture PCE Powder

 

Cov txiaj ntsig ntawm kev siv cov khoom sib xyaw ua ke

Txhim kho kev ua haujlwm
Admixtures xws li superplasticizers tuaj yeem ua rau kom qhov ntws thiab yooj yim ntawm kev tso pob zeb, txo qhov kev xav tau ntawm cov dej ntau dhau thiab kev siv tes ua haujlwm, uas txuag lub sijhawm thiab nyiaj txiag thiab ua rau kom muaj kev sib luag, zoo ib yam.

 

Ua kom muaj zog thiab kav ntev
Admixtures xws li accelerators thiab retarders tuaj yeem ua kom nrawm lossis qeeb ntawm lub sijhawm teem ntawm pob zeb, tso cai rau nws kho kom raug thiab ua tiav nws lub peev xwm tag nrho. Cov huab cua-entraining agents kuj tuaj yeem txhim kho khov-thaw tiv thaiv thiab txo qhov tawg.

 

Unique Textures thiab Patterns
Admixtures tuaj yeem txhim kho qhov zoo nkauj ntawm koj cov pob zeb. Pigments thiab colorants tuaj yeem muab ntxiv kom ua tiav cov xim uas xav tau, thaum cov retarders nto tuaj yeem tsim cov textures tshwj xeeb thiab cov qauv.

 

Nqi-zoo
Kev xaiv cov khoom sib xyaw zoo kuj tuaj yeem txuag koj cov nyiaj hauv lub sijhawm ntev thiab ua kom lub zog thiab ua haujlwm ntev ntawm koj cov pob zeb; koj tuaj yeem zam kev kho thiab hloov pauv nyiaj txiag yav tom ntej.

 

Hom Concrete Admixture PCE Powder

 

Dej Txo Cov Khoom Siv
Dej-txo admixtures, lub npe nws tus kheej txhais tau hais tias lawv tau siv los txo cov dej xav tau hauv kev sib xyaw ua ke. Kev ua haujlwm yog ib qho tseem ceeb ntawm cov pob zeb uas txhim kho nrog cov dej sib ntxiv tab sis yog tias cov dej ntxiv ntau dua qhov xav tau lub zog thiab kav ntev ntawm cov pob zeb tau cuam tshuam. Ntxiv rau qhov ua kom muaj peev xwm ua haujlwm nws kuj tseem txhim kho lub zog ntawm cov pob zeb, kev sib raug zoo ntawm cov pob zeb thiab cov hlau, tiv thaiv kev tawg, kev sib cais, honeycombing, los ntshav thiab lwm yam.

 

Retarding Admixtures
Retarding admixtures slows tus nqi ntawm hydration ntawm cement nyob rau hauv nws thawj theem thiab nce lub sij hawm pib ntawm pob zeb ua. Cov no tseem hu ua retarders thiab yog siv tshwj xeeb tshaj yog nyob rau hauv high-temperature zones uas pob zeb yuav teem sai sai. Kev teeb tsa ceev ceev hauv qee qhov xwm txheej yuav ua rau muaj kev cuam tshuam hauv cov qauv, kev sib raug zoo tsis zoo ntawm qhov chaw, tsim cov voids tsis tsim nyog hauv pob zeb thiab lwm yam. Retarders muaj txiaj ntsig los tshem tawm cov teeb meem no.

 

Cua Entraining Concrete Admixture
Air-entraining admixtures yog ib qho tseem ceeb tshaj plaws inventions nyob rau hauv pob zeb technology. Lawv lub luag haujlwm tseem ceeb yog txhawm rau ua kom muaj zog ntawm cov pob zeb hauv qab khov thiab thawing. Thaum ntxiv rau kev sib xyaw ua ke, cov khoom sib xyaw no yuav tsim ntau lab ntawm cov pa npuas uas tsis yog coalescing thoob plaws hauv kev sib xyaw thiab txhim kho cov khoom ntawm pob zeb.

 

Expanding Agent
Expanding tus neeg sawv cev yog cov khoom sib xyaw uas ua rau pob zeb lossis mortar nthuav dav vim cov tshuaj tiv thaiv. Lub luag haujlwm tseem ceeb yog los them nyiaj rau qhov shrinkage ntawm pob zeb. Cov khoom lag luam nthuav dav suav nrog calcium sulphoaluminate, gypsum, hlau hmoov, txiv qaub, alunite thiab lwm yam.

 

Foaming Agent
Foaming tus neeg sawv cev tuaj yeem txo qhov nro ntawm qhov kev daws teeb meem, tsim ua npuas ncauj thiab ruaj khov, thiab tsim cov pob zeb ua npuas. Foaming tus neeg sawv cev kuj muaj qhov muaj zog ntawm kev ua kom qeeb coagulation. Cov khoom ua npuas ncauj muaj xws li rosin xab npum, tsiaj plaub hau, resin saponin lipid, roj av aluminium sulfonate, thiab lwm yam.

 

Corrosion Inhibitor
Corrosion inhibitor yog ib qho khoom siv los tiv thaiv lossis txo qhov corrosion ntawm steel lossis hlau embedded qhov chaw hauv pob zeb. Ntau yam ntawm corrosion inhibitor muaj xws li benzoate, phosphate, fluorosilicate, chloro aluminate, thiab lwm yam.

 

Antifreeze Agent
Antifreeze tus neeg sawv cev yog ib hom kev sib xyaw kom txo tau qhov dej khov ntawm cov dej hauv pob zeb. Ntau hom tshuaj tiv thaiv kab mob yog calcium chloride, sodium chloride, sodium nitrite, ammonia, carbamide thiab lwm yam.

 

Kev Siv Qhov Chaw Ntawm Cov Khoom Siv Uas Siv Tau

 

 

Mixing Design

Feem ntau, lub zog ntawm pob zeb yuav tsum tau teeb tsa raws li qhov siv hauv qhov project. Qhob engineering zog qib yuav tsum, lub cev thiab tshuaj lom neeg cov khoom ntawm admixtures, thiab cov hom admixtures yuav tsum tau txiav txim siab kom ua tau raws li cov qauv tsim ntawm ntau yam ntsuas.

 

Kev Xeem Hauv Tsev

Tom qab qhov sib piv ntawm qhov sib xyaw ua ke tau sim hauv chav kuaj, vim tias qhov xwm txheej tiag tiag ntawm qhov chaw tsis sib haum nrog qhov ntsuas qhov ntsuas tau teev tseg los ntawm chav kuaj, qhov sib xyaw sib xyaw yuav tsum tau kho kom haum raws li qhov xav tau ntawm kev siv ntawm qhov chaw tiag tiag.

 

Tus nqi ntawm Admixtures siv

Tus nqi ntawm admixtures siv muaj qhov cuam tshuam tseem ceeb ntawm kev ua tau zoo ntawm pob zeb. Tus nqi siv yuav tsum dhau los ntawm cov txheej txheem ntawm kev suav meej, qhov sib piv ntawm kev tshawb fawb hauv chav kuaj, thiab kev hloov kho ntawm qhov chaw, thiab thaum kawg tau txais tus nqi tsim nyog.

 

 

 

Txheej txheem ntawm Concrete Admixture PCE Powder

Kev Siv Qhov Chaw Ntawm Cov Khoom Siv Uas Siv Tau
Qhov kev faib ua feem ntawm cov pob zeb sib xyaw yuav tsum tau txiav txim siab raws li kev hloov pauv hauv qhov chaw nchuav, huab cua thiab lwm yam xwm txheej. Yog li ntawd, kev xaiv cov khoom sib xyaw yuav tsum ua raws li cov kev cai ntawm kev siv ntawm qhov chaw, kom ntseeg tau tias cov pob zeb zoo thiab tsim nyog tswj cov nqi ntawm qhov project.

 

Mixing Design
Feem ntau, lub zog ntawm pob zeb yuav tsum tau teeb tsa raws li qhov siv hauv qhov project. Qhob engineering zog qib yuav tsum, lub cev thiab tshuaj lom neeg cov khoom ntawm admixtures, thiab cov hom admixtures yuav tsum tau txiav txim siab kom ua tau raws li cov qauv tsim ntawm ntau yam ntsuas.

 

Kev Xeem Hauv Tsev
Tom qab qhov sib piv ntawm qhov sib xyaw ua ke tau sim hauv chav kuaj, vim tias qhov xwm txheej tiag tiag ntawm qhov chaw tsis sib haum nrog qhov ntsuas qhov ntsuas tau teev tseg los ntawm chav kuaj, qhov sib xyaw sib xyaw yuav tsum tau kho kom haum raws li qhov xav tau ntawm kev siv ntawm qhov chaw tiag tiag.

 

Tus nqi ntawm Admixtures siv
Tus nqi ntawm admixtures siv muaj qhov cuam tshuam tseem ceeb ntawm kev ua tau zoo ntawm pob zeb. Tus nqi siv yuav tsum dhau los ntawm cov txheej txheem ntawm kev suav meej, qhov sib piv ntawm kev tshawb fawb hauv chav kuaj, thiab kev hloov kho ntawm qhov chaw, thiab thaum kawg tau txais tus nqi tsim nyog.

Water Reducing Concrete Admixture PCE Powder

 

Admixtures Impact Fresh Concrete's Properties

 

Nws Accelerates los yog qeeb lub sij hawm pib los yog zaum kawg
Lub sijhawm pib pib yog lub sijhawm dhau los ntawm cov xwm txheej thaum dej ntxiv rau cov cement thiab cov tshuaj txhuam pib poob nws cov plasticity. Lub sijhawm teeb tsa zaum kawg yog lub sijhawm dhau los ntawm cov xwm txheej thaum dej ntxiv rau cov cement thiab cov tshuaj txhuam kom poob nws cov plasticity.

 

Nws hloov kho tus nqi los ntshav
Ntshav hauv pob zeb yog txheej txheem uas cov dej raug thawb mus rau sab saud raws li cov dej dawb. Cov dej dawb tseem nce mus rau saum npoo kom txog thaum cov pob zeb ua kom tawv.

 

Nws txhim kho cov permeability ntawm pob zeb
Lub permeability ntawm pob zeb yog nws lub peev xwm los mus rau hauv siab thaum tuav nws cov khoom.

 

Nws txo qis kev sib cais hauv cov pob zeb lossis ua kom nws txoj kev sib koom ua ke
Segregation tshwm sim thaum dej thiab cement sib cais vim tsis sib npaug ntawm cov khoom vaj khoom tsev.

 

Kev txhawj xeeb thaum siv Admixtures
 

Ua raws li Kev Qhia
Kev sib xyaw ua ke tuaj yeem cuam tshuam yog tias tsis ua raws li cov lus qhia meej. Nws yog feem ntau yuav tsum tau ntxiv cov ntaub ntawv ntxiv kom sib npaug ntawm cov kev mob tshwm sim tsis zoo uas siv cov khoom sib xyaw ua ke yuav muaj nyob rau ntawm cov pob zeb ua tiav. Ib qho kev paub tob txog kev cuam tshuam ntawm kev sib txawv ntawm cov khoom sib txawv feem ntau yuav tsum tau siv lawv ua tiav thiab tsis txhob cuam tshuam cov pob zeb ua tiav. Qhov no ua rau xaiv cov khoom sib xyaw kom haum rau lub luag haujlwm ntawm cov kws tshaj lij.

 

Sib tham nrog ob peb tog
Cov txheej txheem lossis cov khoom tiav yuav tsis muaj zog ntxiv yog tias ob peb tog koom nrog ntau theem ntawm kev tsim khoom. Qhov kawg zoo ntawm cov pob zeb ua tiav tuaj yeem yog qhov kev txiav txim siab ntawm tus kheej ntawm tus neeg tsim khoom, tso tus neeg cog lus thiab tus tsim. Qhov no ua rau kev sib txuas lus yog qhov tseem ceeb.

 

Muaj feem cuam tshuam rau ib puag ncig
Qee qhov kev sib xyaw ua ke yuav muaj kev cuam tshuam rau ib puag ncig. Piv txwv li, super-plasticizers tuaj yeem ua qias neeg hauv av thiab dej saum npoo av. Kev tshawb fawb tsis tu ncua yog ua los txiav txim seb qhov sib txawv admixtures cuam tshuam rau ib puag ncig.

 

 

Yam Tseem Ceeb Yuav Tsum Xav Txog Thaum Xaiv Cov Khoom Siv Uas Siv Khoom
 

Qhov xav tau ntawm qhov project

Qhov kev xav tau ntawm qhov project, xws li lub zog, kev ua haujlwm, thiab kev ua haujlwm ntev, pab txiav txim siab hom thiab ntau npaum li cas ntawm cov khoom siv ntxiv. Piv txwv li, yog tias qhov project xav tau lub zog siab, qhov sib xyaw ua kom nrawm yog qhov kev xaiv zoo, thaum lub superplasticizer tuaj yeem txhim kho kev ua haujlwm ntawm pob zeb.

Ib puag ncig tej yam kev mob

Ib puag ncig tej yam kev mob xws li kub, av noo, thiab cua tuaj yeem cuam tshuam rau kev teeb tsa thiab kev ua kom tawv nqaij. Piv txwv li, ib qho retarder admixture tuaj yeem ua rau qeeb lub sij hawm ntawm cov pob zeb hauv cov huab cua kub, thaum lub accelerator admixture tuaj yeem ua kom cov txheej txheem hauv huab cua txias.

Compatibility nrog lwm cov ntaub ntawv

Cov khoom sib xyaw ua ke yuav tsum sib haum nrog cov khoom siv ntxiv uas siv hauv qhov project, xws li cov khoom sib xyaw, cement, thiab dej. Cov ntaub ntawv tsis sib xws tuaj yeem ua rau muaj kev cuam tshuam tsis zoo, ua rau txo qis kev ua haujlwm lossis tsis ua haujlwm.

Nqi thiab Muaj

Tus nqi thiab muaj cov khoom sib xyaw kuj tuaj yeem cuam tshuam cov txheej txheem xaiv. Qee cov khoom xyaw yuav kim lossis nyuaj kom tau txais, thaum lwm tus yuav muaj tus nqi qis dua thiab yooj yim muaj.

 

Txoj Cai Ua Haujlwm Ntawm Cov Khoom Siv Uas Siv Tau

 

Huab cua nkag
Lub defoamer yog siv nyob rau hauv yuav luag tag nrho cov polycarboxylate-raws li admixtures los tiv thaiv huab cua ntau dhau los ntawm PCE polymer. Cov ntsiab lus ntawm huab cua feem ntau tuaj yeem ua tau zoo nyob rau hauv ob qho tib si huab cua-entrained thiab non-air-entrained pob zeb siv los ntawm kev xaiv PCE-raws li superplasticizer tshuaj feem ntau ua raws li cov ntaub ntawv ua haujlwm.

 

Clay Impact
PCE polymer tuaj yeem nkag tau yooj yim thiab irreversibly adsorbed los ntawm av nplaum nplua pom nyob rau hauv ntau qhov sib sau ua ke. Cov yam ntxwv no ua rau PCE zoo tshaj rau cov thev naus laus zis xws li polynaphthalene sulfonate (PNS). PCE feem ntau yog dosed nyob ib ncig ntawm ib feem peb ntawm PNS-raws li superplasticizers rau qhov sib piv slump nyob rau hauv av nplaum dawb los yog av nplaum xuab zeb. Txawm li cas los xij, thaum cov av nplaum muaj nyob hauv ob peb xuab zeb, 50 feem pua ​​​​siab dua ntawm PCE tuaj yeem kwv yees li PNS. Kev tshawb nrhiav av nplaum nplua hauv cov khoom sib sau yuav tsum tau ua ntej yog tias tus nqi ntawm PCE superplasticizer dheev nce.

 

PCE-Calcium Synergy
Thaum PCE raws li cov khoom sib xyaw ua ke nrog cov calcium-based teeb accelerators thiab corrosion inhibitors, kev txhim kho lub zog tsis tau piav qhia tau pom nyob rau hauv kev sib piv rau tib qho kev sib xyaw ua ke nrog PNS-based khoom. Ib qho kev sib xyaw nrog calcium nitrite-based corrosion inhibitor yog thawj zaug uas tau pom qhov kev sib koom ua ke hauv kev siv zog nrog PCEs.

 

 
Peb Daim Ntawv Pov Thawj
 

 

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Peb lub Hoobkas
 

 

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Cov lus nug nquag
 

 

Q: Admixtures yog dab tsi?

A: Admixture yog siv los ua cov khoom xyaw ntxiv hauv cov pob zeb sib xyaw uas tsis yog dej, cement, thiab aggregates. Admixture yog ib qho kev sib xyaw ntawm cov tshuaj sib xyaw uas siv los hloov cov yam ntxwv ntawm cov pob zeb tshiab los yog tawv tawv. Nws tso cai rau cov engineers los kho qhov sib xyaw ua ke raws li qhov xav tau ntawm qhov project. Nws tuaj yeem cuam tshuam ntau yam ntawm pob zeb, xws li teeb tsa lub sijhawm, txhim kho lub zog, permeability, durability, thiab kev ua haujlwm.

Q: Dab tsi yog qhov sib txawv ntawm cov khoom sib txawv?

A: Muaj ntau ntau hom kev sib xyaw ua ke, txhua tus nrog nws lub hom phiaj tshwj xeeb. Qee hom kev sib xyaw ua ke muaj xws li cov khoom siv dej txo qis, uas tuaj yeem txo cov dej xav tau hauv kev sib tov yam tsis muaj kev cuam tshuam rau kev ua haujlwm; huab cua-entraining admixtures, uas tuaj yeem txhim kho qhov khov-thaw tsis kam ntawm pob zeb; thiab accelerating admixtures, uas yuav ua rau kom tus nqi ntawm hardening thiab lub zog nce.

Q: Yuav ua li cas ntxiv cov khoom sib xyaw rau cov pob zeb lossis lwm yam khoom siv hauv tsev?

A: Admixtures tuaj yeem muab ntxiv rau cov pob zeb lossis lwm yam khoom siv hauv tsev ntawm cov cog npaj sib xyaw lossis ntawm qhov chaw. Lawv feem ntau ntxiv thaum lub sij hawm sib tov, xws li cov hmoov qhuav los yog kua. Txoj kev ntxiv qhov tseeb yuav nyob ntawm qhov tshwj xeeb admixture thiab daim ntawv thov cov cai.

Q: Dab tsi yog qhov txiaj ntsig ntawm kev siv cov khoom sib xyaw?

A: Admixtures tuaj yeem muab ntau yam txiaj ntsig rau pob zeb thiab lwm yam khoom siv hauv tsev. Lawv tuaj yeem txhim kho lub zog thiab kav ntev ntawm cov khoom siv, txo cov dej xav tau hauv kev sib tov, txhim kho kev ua haujlwm thiab ua tiav, thiab muab lwm yam txiaj ntsig kev ua haujlwm.

Q: PCE yog dab tsi hauv kev sib xyaw?

A: PCE (polycarboxylate-raws li admixture) yog lub cim tshiab ntawm cov khoom siv ua haujlwm siab siv los txhim kho cov khoom ntawm pob zeb. Nws yog ib hom kev sib xyaw ua ke hu ua high-range dej-txo admixtures lossis superplasticizers. Nws yog tsim los ntawm aqueous copolymer ntawm carboxylic acids.

Q: Dab tsi yog cov khoom ntawm qhov sib txawv admixtures siv hauv pob zeb?

A: Admixtures hauv pob zeb yog cov khoom siv ntxiv los hloov kho lossis txhim kho nws cov khoom. Lawv tau categorized raws li kev khiav hauj lwm xws li accelerating, retarding, dej-txo, air-entraining, thiab super plasticising.

Q: Dab tsi yog cov yam ntxwv ntawm PCE-based superplasticizers admixture

A: PCE yog cov pob zeb tawg uas pom hauv kev ua pob zeb. Kev tsim kho vaj tse xws li txoj kev, txuas hniav, dams, tunnels, thiab cov tsev siab siab siv PCE pob zeb superplasticizers. Tom qab kev taw qhia ntawm lub hom phiaj PCE superplasticizers, cov khoom PCE tshiab tau tsim tshwj xeeb los muab lub zog thaum ntxov thiab ntau yam piv txwv ntawm kev tuav pov hwm, nrog ntau lub peev xwm los tswj cov huab cua hauv pob zeb.

Q: Hom kev sib xyaw yog PCE li cas?

A: PCE (polycarboxylate-raws li admixture) yog lub cim tshiab ntawm cov khoom siv ua haujlwm siab siv los txhim kho cov khoom ntawm pob zeb. Nws yog ib hom kev sib xyaw ua ke hu ua high-range dej-txo admixtures lossis superplasticizers. Nws yog tsim los ntawm aqueous copolymer ntawm carboxylic acids. Concrete admixtures txhim kho cov khoom ntawm pob zeb hauv kev tsim kho nrog cov kev cai tshwj xeeb. Tshuaj admixtures xws li cov pob zeb superplasticizers tuaj yeem muab ntau yam txiaj ntsig ntawm kev tuav ntawm kev sib koom ua ke ntawm cov pob zeb tshiab nrog rau kev ua haujlwm ntawm ob qho tib si hardened thiab tshiab pob zeb.

Q: Thaum twg siv cov khoom sib xyaw ua ke?

A: Cov neeg tsim khoom siv admixtures feem ntau los txo tus nqi ntawm kev tsim vaj tsev; hloov cov khoom ntawm cov pob zeb hardened; los xyuas kom meej qhov zoo ntawm pob zeb thaum sib tov, thauj, tso, thiab kho; thiab kom kov yeej tej xwm txheej ceev thaum lub sij hawm ua hauj lwm.

Q: Dab tsi yog ib qho ntawm cov khoom siv sib xyaw ua ke hauv pob zeb?

A: Accelerating admixtures yog siv los ua kom tus nqi ntawm cov pob zeb ua kom muaj zog nyob rau lub sijhawm, lossis tsuas yog txo lub sijhawm nws siv rau cov pob zeb ua kom tiav.

Q: Dab tsi yog kev siv cov khoom sib xyaw rau cov pob zeb ruaj khov?

A: Txo cov pa roj carbon monoxide ntawm cov pob zeb - vim tias cov khoom sib xyaw yog siv los ua kom muaj peev xwm ua haujlwm thiab txo cov dej / cement piv, thiab yog li ua kom muaj zog thiab txo cov permeability ntawm cov pob zeb hardened, tsis muaj cov ntsiab lus cement.

Q: Yam khoom siv twg yog siv los txhim kho?

A: Retarders yog cov khoom sib xyaw uas ua rau cov tshuaj tiv thaiv ntawm hydration qeeb kom cov concentration tuaj yeem nyob twj ywm yas thiab ua haujlwm tau ntev dua nyob rau hauv kev sib piv rau cov concentration uas retarders tsis ntxiv. Cov no yog cov admixture uas nce tus nqi nce ntawm kev loj hlob ntawm lub zog hauv pob zeb.

Q: Dab tsi admixture yog siv nyob rau hauv high-strength pob zeb?

A: Pozzolans, xws li ya tshauv thiab silica fume, yog cov khoom siv ntxhia tshaj plaws hauv cov pob zeb muaj zog. Cov ntaub ntawv no txhawb nqa lub zog ntxiv rau cov pob zeb los ntawm kev ua haujlwm nrog Portland cement hydration khoom los tsim CSH gel ntxiv, ib feem ntawm cov tshuaj txhuam lub luag haujlwm rau cov pob zeb ua kom muaj zog.

Q: Yam khoom siv twg yog siv los txhim kho?

A: Retarders yog cov khoom sib xyaw uas ua rau cov tshuaj tiv thaiv ntawm hydration qeeb kom cov concentration tuaj yeem nyob twj ywm yas thiab ua haujlwm tau ntev dua nyob rau hauv kev sib piv rau cov concentration uas retarders tsis ntxiv. Cov no yog cov admixture uas nce tus nqi nce ntawm kev loj hlob ntawm lub zog hauv pob zeb.

Q: Dab tsi admixtures siv nyob rau hauv mortar?

A: Hom admixture no expedites lub sij hawm teem ntawm pob zeb kom ceev zog txoj kev loj hlob. Lawv nce hydration tus nqi ntawm hydraulic cement thaum ntxiv rau mortar lossis grout. Lawv muaj cov tshuaj xws li calcium chloride, calcium nitrate, lossis triethanolamine.

Q: Dab tsi admixture yog siv los tsim cov pob zeb muaj zog?

A: Cov khoom siv Pozzolanic muab lub zog rau pob zeb. Hauv qee qhov xwm txheej, peb xav tau lub zog zoo thiab ua haujlwm tau zoo rau cov pob zeb hauv cov qauv tshwj xeeb. Ntau hom mineral admixtures xws li Fly tshauv, Silica Fume, Metakaolin thiab lwm yam yog siv nrog rau cov cement hauv qee feem pua ​​​​los txhim kho cov khoom ntawm Cement pob zeb.

Q: PCE muaj pes tsawg leeg yog dab tsi?

A: Nws suav nrog cov kev siv nyiaj tiag tiag thiab tsis lees paub ntawm tsev neeg thiab suav nrog cov ntaub ntawv hais txog cov khoom siv thiab cov kev pabcuam uas ruaj khov thiab tsis ruaj khov. Nws yog qhov tseem ceeb ntawm kev ntsuas cov khoom thiab cov kev pabcuam tsom rau tib neeg thiab siv los ntawm tib neeg.

Q: PCE puas yaj hauv dej?

A: PCE muaj cov solubility tsawg hauv dej thiab muaj qhov nruab nrab-rau-siab txav hauv av. Nws zoo li volatilize (evaporate) los ntawm qhov chaw ib puag ncig; Txawm li cas los xij, nws yuav nyob twj ywm hauv cov av thiab dej hauv av rau lub hlis lossis xyoo, nyob ntawm qhov chaw nyob.

Q: Dab tsi yog kev tsim cov pob zeb sib xyaw?

A: Cov khoom siv raw khoom yog xaiv los ntawm cov dej txo cov khoom sib xyaw, cov khoom pov tseg, cov txheej txheem retarder, cua nkag admixture, cua defoamer, shrinkage-txo tus neeg saib xyuas, lossis hardening accelerator, thiab lwm yam. , uas yog, nws cov ntsiab lus dej yog tsawg lossis tsawg.

Q: Dab tsi yog hauv cov hmoov pob zeb?

A: Portland cement yog siv los ua cov khoom sib txuas hauv pob zeb thiab yog kev sib xyaw ntawm limestone thiab shale lossis limestone thiab av nplaum. Ua ntej nws tov nrog dej, nws yog ib tug zoo hmoov.

Raws li ib qho ntawm cov kws tshaj lij kev sib xyaw pce hmoov manufacturers thiab cov muag khoom nyob rau hauv Suav teb, peb tau tshwj xeeb los ntawm cov khoom zoo thiab cov nqi sib tw. Thov so assured mus yuav bulk qhob admixture pce hmoov ua nyob rau hauv Suav teb nov los ntawm peb lub hoobkas.

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