Cov khoom
SODIUM NAPHTHALEN SULPHONAT SNF-A, B, C
SNF-AHIGH-EFFICIENCY SUPERPLASTICIZER
(I) PROPERTIES, FEATURES & CHARACTERISTICS (FDN-A)
1. Cov tsos: Lub teeb xim av hmoov & cov kua dej tsaus.Tsis muaj tshuaj lom, tsis muaj ntxhiab, tsis-flammable thiab tsis-corrosive rau steel tuav.
2. Zoo kawg nkaus Plasticity: Raws li ib qho xwm txheej ntawm kev sib xyaw qhov twg cov cement thiab collapsibility tau kho ua ntej, cov dej sib tov tuaj yeem txo qis los ntawm 18-28% thaum nws yog admixed nrog cov pob zeb ntxiv ntawm 0.5-1.0%.Raws li kev txheeb cais, compression zog nyob rau hnub 1, hnub thib 3 thiab hnub 28 tom qab ib daim ntawv thov yog nce los ntawm 60-90% thiab 25-60% raws li thaum nws ntxiv ntawm tus qauv sib xyaw. , buckling lub zog thiab modulus ntawm elasticity yuav raug txhim kho rau qee yam.
3. Txhim kho miscibility ntawm qhob amalgamator nrog dej thiab collapsibility ib yam nkaus.Raws li ib tug mob ntawm sib npaug blending, collapsibility yuav nce 5-8 zaug thaum nws ntxiv ntawm 0.75% muab tshuaj.
4. 15-20% ntawm cov cement tuaj yeem khaws cia thaum tus neeg sawv cev sib xyaw ntawm 0.75% sib xyaw ntau npaum, uas yog qhov ua ntej los ntawm tib qho kev sib tsoo thiab lub zog.
(II) PARAMETERS&ACCEPTANCE CRITERIA(SNF-A)
| yam khoom | phiaj | yam khoom | phiaj |
| Cov ntsiab lus ruaj khov | ≥91% | Tus nqi PH | 7 x9 |
| Na2SO4 | 5% | Zoo zoo cement Grout flowability | ≥250mm |
| Chloride | ± 0.3% | Nto Ntog | (70 ± 1) × 10-3N / m |
(III) PARAMETERS & ACCEPTANCE CRITERIA(SNF-A FOR REFERENCE)
| Tsis muaj | Cov txheej txheem | Qhov tseeb tshwm sim | Tsis muaj | yam | Qhov tseeb tshwm sim | ||
| Cov dej txo qis,% | ≥14 | ≥14 | Compression zog,% | 1d | ≥140 | 170 | |
| Kev nkag mus rau dej,% | ≤90 | 79 | 3d | ≥130 | 160 | ||
| Cov ntsiab lus cua,% | ≤3.0 | 1.6 | 7d | ≥125 | 145 | ||
| Kev faib tawm ib ntus Rau kev teeb tsa (min) | pib teem sijhawm | - 90; +120 | - 90; +120 | 28d ib | ≥120 | 135 | |
| lub davhlau ya nyob twg teem sijhawm | Lub shrinkage | 28d ib | ≤135 | 82 | |||
| Corrosion rau steel bars | tsis muaj | tsis muaj | |||||
| Nco tseg: tus qauv sib xyaw ntau npaum li cas: 0.75% (raws li tus nqi cement) | |||||||
SNF-B HIGH-EFFICIENCY SUPERPLASTICIZER
(I) PROPERTIES, FEATURES & CHARACTERISTICS(SNF-B)
- Qhov tsos:
Lub teeb xim av hmoov & tsaus xim av kua.Tsis muaj tshuaj lom, tsis muaj ntxhiab, tsis-flammable thiab tsis-corrosive rau steel tuav.
- Zoo kawg nkaus Plasticity: Raws li ib qho xwm txheej ntawm kev sib xyaw qhov twg cov cement thiab collapsibility tau kho ua ntej, kev sib xyaw dej tuaj yeem txo qis los ntawm 17-25% thaum nws tau sib xyaw nrog cov pob zeb ntxiv ntawm 0.5-1.0%.Raws li kev txheeb cais, compression zog ntawm 1sthnub, hnub 3 thiab hnub tim 28thib hnub tom qab ib daim ntawv thov yog nce los ntawm 60-95% thiab 25-50% raws li thaum nws ntxiv nyob rau hauv tus qauv muab ntau npaum.
- Txhim kho miscibility ntawm qhob amalgamator nrog dej thiab collapsibility ib yam nkaus.Raws li ib tug mob ntawm sib npaug blending, collapsibility tuaj yeem nce 4-7 zaug thaum nws ntxiv ntawm 0.75% muab tshuaj.
- 15-18% ntawm cov cement tuaj yeem khaws cia thaum tus neeg sawv cev sib xyaw ntawm 0.75% sib xyaw
dosage, uas yog precondition los ntawm tib collapsibility thiab lub zog.
(II) PARAMETERS&ACCEPTANCE CRITERIA(SNF-B)
| yam khoom | phiaj | yam khoom | phiaj | |
| Cov ntsiab lus ruaj khov | ≥91% | PH | Tus nqi | 7 x9 |
| Na2SO4 | 10% | Zoo zoo cement Grout | ≥240mm | |
| flowability | ||||
| Chloride | ± 0.4% | Nto Ntog | (70 ± 1) × 10-3N / m | |
(III) PARAMETERS & ACCEPTANCECRITERIA (FDN-B rau kev siv)
| Tsis muaj | Cov txheej txheem | Qhov tseeb tshwm sim | Tsis muaj | yam | Qhov tseeb tshwm sim | ||
| Cov dej txo qis,% | ≥14 | 17-25 | Compression zog,% | 1d | ≥140 | 165 | |
| Kev nkag mus rau dej,% | ≤90 | 80 | 3d | ≥130 | 155 | ||
| Cov ntsiab lus cua,% | ≤3.0 | 1.6 | 7d | ≥125 | 140 | ||
| Kev faib tawm ib ntus Rau kev teeb tsa (min) | pib teem sijhawm | - 90; +120 | - 90; +120 | 28d ib | ≥120 | 130 | |
| lub davhlau ya nyob twg teem sijhawm | Lub shrinkage | 28d ib | ≤135 | 85 | |||
| Corrosion rau steel bars | tsis muaj | tsis muaj | |||||
| Nco tseg: tus qauv sib xyaw ntau npaum li cas: 0.75% (raws li tus nqi cement) | |||||||
SNF-C HIGH-EFFICIENCY SUPERPLASTICIZER
(I) PROPERTIES, FEATURES & CHARACTERISTICS(SNF-C)
- Qhov tsos:
Lub teeb xim av hmoov & tsaus xim av kua.Tsis muaj tshuaj lom, tsis muaj ntxhiab, tsis-flammable thiab tsis-corrosive rau steel tuav.
6. Zoo kawg nkaus Plasticity: Raws li ib qho xwm txheej ntawm kev sib xyaw qhov twg cov cement thiab collapsibility tau kho ua ntej, cov dej sib xyaw tuaj yeem txo qis los ntawm 16-22% thaum nws yog admixed nrog cov pob zeb ntxiv ntawm 0.5-1.0%.Raws li kev txheeb cais, compression zog ntawm 1sthnub, hnub 3 thiab hnub tim 28thib hnub tom qab ib daim ntawv thov yog nce los ntawm 60-95% thiab 25-40% raws li thaum nws ntxiv nyob rau hauv tus qauv muab ntau npaum.
7.Txhim kho miscibility ntawm qhob amalgamator nrog dej thiab collapsibility zoo li.Raws li ib tug mob ntawm sib npaug blending, collapsibility tuaj yeem nce 4-6 zaug thaum nws ntxiv ntawm 0.75% muab tshuaj.
8.15-18% ntawm cov cement tuaj yeem khaws cia thaum tus neeg sawv cev sib xyaw ntawm 0.75% sib xyaw ntau npaum, uas yog qhov ua ntej los ntawm tib qho kev sib tsoo thiab lub zog.
(II) PARAMETERS&ACCEPTANCE CRITERIA(SNF-C)
| yam khoom | phiaj | yam khoom | phiaj | |
| Cov ntsiab lus ruaj khov | ≥91% | PH | Tus nqi | 7 x9 |
| Na2SO4 | 20% | Zoo zoo cement Grout | ≥230 hli | |
| flowability | ||||
| Chloride | ± 0.5% | Nto Ntog | (70 ± 1) × 10-3N / m | |
(III) PARAMETERS & ACCEPTANCE CRITERIA(SNF-C rau kev siv)
| Tsis muaj | Cov txheej txheem | Qhov tseeb tshwm sim | Tsis muaj | yam | Qhov tseeb tshwm sim | ||
| Cov dej txo qis,% | ≥14 | 16-22 | Compression zog,% | 1d | ≥140 | 160 | |
| Kev nkag mus rau dej,% | ≤90 | 85 | 3d | ≥130 | 150 | ||
| Cov ntsiab lus cua,% | ≤3.0 | 2.0 | 7d | ≥125 | 140 | ||
| Kev faib tawm ib ntus Rau kev teeb tsa (min) | pib teem sijhawm | - 90; +120 | - 90; +120 | 28d ib | ≥120 | 125 | |
| lub davhlau ya nyob twg teem sijhawm | Lub shrinkage | 28d ib | ≤135 | 88 | |||
| Corrosion rau steel bars | tsis muaj | tsis muaj | |||||
| Nco tseg: tus qauv sib xyaw ntau npaum li cas: 0.75% (raws li tus nqi cement) | |||||||
(IV) Kev siv:
1.Blending ntau npaum li cas ntawm 0.5-1%, 0.75% sib xyaw ntau npaum qhia.2. Npaj cov kev daws teeb meem raws li
xav tau.
3. Kev siv ncaj qha ntawm tus neeg sawv cev cov hmoov yog tso cai.Altematively qhov sib ntxiv ntawm tus neeg sawv cev yog ua raws li dej moisturization (dej-cement ratio: 60%)
4.Tus neeg sawv cev tuaj yeem ua ke nrog lwm tus neeg ua haujlwm extemally yog tias kev tsim kho lossis kev sim ua tiav.
(V) Kev ntim khoom, khaws cia thiab kev thauj mus los
1. pob:
Hmoov: ntim rau hauv Woven npuag hnab nrog yas puab.Net nyhav: 25kg ± 0.2kg lossis 650kg ± 0.2kg
2. Ceev faj:
Tiv thaiv kom tsis txhob raug tom los ntawm cov khoom ntse-kawg thaum pob khoom raug xa mus lossis xa.Thaum muaj kab mob los ntawm cov av noo siab los yog noo noo nyob rau hauv cov ntaub ntawv ntawm to, nws muaj peev xwm yuav npaj nyob rau hauv cov kev npaj rau kev siv ntxiv yam tsis muaj kev cuam tshuam.
3.Nws yuav tsum tau muab cia rau hauv ib lub warehouse tshwj xeeb uas zoo-ventilated thiab qhuav.Yog hais tias raug cuam tshuam nrog damp, tsuas yog smash los yog yaj nws mus rau hauv kev daws teeb meem yam tsis muaj kev phem effection.
