Improvement of surface cementitious properties of coarse fly ash by dehydration and rehydration processes

Journal of Thermal Analysis and Calorimetry

Volumn 109, Issue 1, 2012, Pages 265-271

  Zhang, Tongsheng ^a   Yu, Qijun ^a   Wei, Jiangxiong ^a   Zhang, Pingping ^a   Chen, Peixin ^a  

^a SOUTH CHINA UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Blended cement; Compressive strength; Dehydration; Fly ash; Rehydration

Indexed keywords

BLENDED CEMENT; C-S-H GEL; CEMENT CLINKER; CEMENTITIOUS PROPERTIES; COARSE FLY ASHES; HYDRATION PRODUCTS; MELILITE; REHYDRATION; REHYDRATION PROCESS;

CALCINATION; CALCIUM SILICATE; COMPRESSIVE STRENGTH; DEHYDRATION; HYDRATION; MECHANICAL PROPERTIES; PORTLAND CEMENT;

FLY ASH;

EID: 84862141513     PISSN: 13886150     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10973-011-1697-0     Document Type: Article

References (22)

1. Wang LP.: Argument on the utilization of fly ash in China. In: Report of fly ash in China. Greenpeace. 2010. http://www.caijing.com.cn/2010-09-15/ 110522385.htm. Accessed 15 Oct 2010.
2. American Society for Testing and Materials. ASTM C 618-03 Standard specification for coal fly ash and raw or calcined natural pozzolan for use as a mineral admixture in Portland cement concrete. New York: American Society for Testing and Materials; 2003.
3. TS Zhang QJ Yu JX Wei PP Zhang 2011 A new gap-graded particle size distribution and resulting consequences on properties of blended cement Cem Concr Comp 33 543 550 10.1016/j.cemconcomp.2011.02.013 1:CAS:528: DC%2BC3MXkvVartL4%3D
4. Zhang TS, Yu QJ, Wei JX, Gao P, et al. Study on optimization of hydration process of blended cement. J Therm Anal Calorim. 2011. doi: 10.1007/s10973-011-1531-8.
5. YJ Zhang X Zhang 2007 Grey correlation analysis between strength of slag cement and particle fractions of slag powder Cem Concr Comp 29 498 504 10.1016/j.cemconcomp.2007.02.004 1:CAS:528:DC%2BD2sXkvFWksrg%3D
6. TS Zhang QJ Yu JX Wei PP Zhang 2011 Effects of size fraction on composition and fundamental properties of Portland cement Constr Build Mater 25 3038 3043 10.1016/j.conbuildmat.2011.01.005
7. H Binici O Aksogan IH Cagatay M Tokyay, et al. 2007 The effect of particle size distribution on the properties of blended cements incorporating GGBFS and natural pozzolan (NP) Powder Technol 177 140 147 10.1016/j.powtec. 2007.03.033 1:CAS:528:DC%2BD2sXovFyjsbY%3D
8. E Kontori T Perraki S Tsivilis G Kakali 2009 Zeolite blended cements: evaluation of their hydration rate by means of thermal analysis J Therm Anal Calorim 96 993 998 10.1007/s10973-009-0056-x 1:CAS:528:DC%2BD1MXptlCns7g%3D
9. FI El-Hosiny SA Abo-EI-Enein IM Helmy KA Khalil 1997 Effect of thermal treatment of rice husk ash on surface properties of hydrated Portland cement-rice husk ash pastes J Therm Anal Calorim 48 809 817 10.1007/BF01997186 1:CAS:528:DyaK2sXjsleitr8%3D
10. C Alonso L Fernandez 2004 Dehydration and rehydration processes of cement paste exposed to high temperature environments J Mater Sci 39 3015 3024 10.1023/B:JMSC.0000025827.65956.18 1:CAS:528:DC%2BD2cXjsVOrtb8%3D
11. K Pimraksa S Hanjitsuwan P Chindaprasirt 2009 Synthesis of belite cement from lignite fly ash Ceram Int 35 2415 2425 10.1016/j.ceramint.2009.02.006 1:CAS:528:DC%2BD1MXmsFKisL8%3D
12. GY Pan RQ Mao J Yuan 1997 Dehydrated calcium silicate hydrates calcined at low temperature and its properties J Wuhan Univ Technol 19 21 23
13. S Goñi A Guerrero MP Luxán A Macías 2000 Dehydration of pozzolanic products hydrothermally synthesized from flyash: microstructure evolution Mater Res Bull 35 1333 1344 10.1016/S0025-5408(00)00326-3
14. S Goñi A Guerrero MP Luxán A Macías 2003 Activation of the fly ash pozzolanic reaction by hydrothermal conditions Cem Concr Res 33 1399 1405 10.1016/S0008-8846(03)00085-1
15. American Society for Testing and Materials. ASTM C 1702-09A Standard test method for measurement of heat of hydration of hydraulic cementitious materials using isothermal conduction calorimetry. New York: American Society for Testing and Materials; 2009.
16. M Dovál M Palou SC Mojumdar 2006 Hydration behavior of C2S and C2AS nanomaterials, synthesized by sol-gel method J Therm Anal Calorim 86 595 599 10.1007/s10973-006-7713-0
17. British standards institution. EN 196-1 Methods of testing cement: determination of strength. London: British standard institution Publisher; 2005.
18. British standards institution. EN196-3 Methods of testing cement: determination of water requirement for normal consistency. London: British standard institution Publisher; 2005.
19. NY Mostafa PW Brown 2005 Heat of hydration of high reactive pozzolans in blended cements: isothermal conduction calorimetry Thermochim Acta 435 162 167 10.1016/j.tca.2005.05.014 1:CAS:528:DC%2BD2MXot1Chs7w%3D
20. E Gruyaert N Robeyst N De Belie 2010 Study of the hydration of Portland cement blended with blast-furnace slag by calorimetry and thermogravimetry J Therm Anal Calorim 102 941 951 10.1007/s10973-010-0841-6 1:CAS:528: DC%2BC3cXhsVCrsbzL
21. B Pacewska G Blonkowski I Wilińska 2006 Investigation of the influence of different fly ashes on cement hydration J Therm Anal Calorim 86 179 186 10.1007/s10673-005-7136-7 1:CAS:528:DC%2BD28XhtVWnsbrE
22. R Snellings G Mertens J Elsen 2010 Calorimetric evolution of the early pozzolanic reaction of natural zeolites J Therm Anal Calorim 101 97 105 10.1007/s10973-009-0449-x 1:CAS:528:DC%2BC3cXnvVemtrk%3D