Micro-structural development of gap-graded blended cement pastes containing a high amount of supplementary cementitious materials

Cement and Concrete Composites

Volumn 34, Issue 9, 2012, Pages 1024-1032

  Zhang, Tongsheng ^a   Yu, Qijun ^a   Wei, Jiangxiong ^a   Gao, Peng ^a   Chen, Peixin ^a   Hu, Jie ^a  

^a SOUTH CHINA UNIVERSITY OF TECHNOLOGY   (China)

Author keywords

Gap graded blended cement; Hydration degree; Hydration product; Microstructure; Pore size distribution

Indexed keywords

BLENDED CEMENT; BLENDED CEMENT PASTES; CEMENT CLINKER; CEMENT PASTE; CO-GRINDING; COARSE FLY ASHES; GEL PRODUCTS; GRAIN SIZE REFINEMENT; HYDRATION DEGREE; HYDRATION PRODUCTS; IMPROVEMENT MECHANISM; MICRO-STRUCTURAL; PACKING DENSITY; PORTLAND CEMENT PASTE; SIZE REFINEMENT; SUPPLEMENTARY CEMENTITIOUS MATERIAL;

BLAST FURNACES; FLY ASH; HYDRATION; MICROSTRUCTURE; PORE SIZE; PORTLAND CEMENT; SLAGS;

STRENGTH OF MATERIALS;

EID: 84864474238     PISSN: 09589465     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cemconcomp.2012.06.010     Document Type: Article

References (24)

1. S. Kumar, R. Kumar, and A. Bandopadhyay Innovative methodologies for the utilization of wastes from metallurgical and allied industries Resour Conserv Recy 48 3 2006 301 314 (Pubitemid 44374924)
2. S. Rafat Waste materials and by-products in concrete 2008 Springer Berlin
3. D.P. Bentz, and C.J. Haecker An argument for using coarse cements in high-performance concretes Cem Concr Res 29 4 1999 615 618
4. D.P. Bentz, A.S. Hansen, and J.M. Guynn Optimization of cement and fly ash particle sizes to produce sustainable concretes Cem Concr Compos 33 6 2011 824 831
5. D.P. Bentz, and J.T. Conway Computer modeling of the replacement of "coarse" cement particles by inert fillers in low w/c ratio concretes: hydration and strength Cem Concr Res 31 3 2001 503 506 (Pubitemid 32385084)
6. D.P. Bentz Modeling the influence of limestone filler on cement hydration using CEMHYD3D Cem Concr Compos 28 2 2006 124 129 (Pubitemid 41817113)
7. D.P. Bentz Replacement of coarse cement particles by inert fillers in low w/c ratio concretes II. Exp validation Cem Concr Res 35 1 2005 185 188 (Pubitemid 40114713)
8. T.S. Zhang, Q.J. Yu, J.X. Wei, P.P. Zhang, and P.X. Chen A gap-graded particle size distribution for blended cements: analytical approach and experimental validation Powder Technol 214 2 2011 259 268
9. T.S. Zhang, Q.J. Yu, J.X. Wei, and P.P. Zhang A new gap-graded particle size distribution and resulting consequences on properties of blended cement Cem Concr Compos 33 5 2011 543 550
10. T.S. Zhang, Q.J. Yu, J.X. Wei, and P.P. Zhang Efficient utilization of cementitious materials to produce sustainable blended cement Cem Concr Compos 34 5 2012 692 699
11. 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.
12. EN 196-3. Methods of testing cement: determination of water requirement for normal consistency. London: British Standards Institution; 2005.
13. A.K.H. Kwan, and W.W.S. Fung Packing density measurement and modeling of fine aggregate and mortar Cem Concr Compos 31 6 2009 349 357
14. EN 196-1. Methods of testing cement: determination of strength. London: British Standards Institution; 2005.
15. D. Jansen, F. Goetz-Neunhoeffer, B. Lothenbach, and J. Neubauer The early hydration of ordinary Portland cement (OPC): an approach comparing measured heat flow with calculated heat flow from QXRD Cem Concr Res 42 1 2012 134 138
16. 2 in hydrated cement paste by differential scanning calorimetry Thermochim Acta 195 1 1992 231 237
17. R. Vedalakshmi, A.S. Raj, S. Srinivasan, and K.G. Babu Quantification of hydrated cement products of blended cements in low and medium strength concrete using TG and DTA technique Thermochim Acta 407 1 2003 49 60
18. A. Badanoiu, M. Georgescu, and A. Puri The study of 'DSP' binding systems by thermogravimetry and differential thermal analysis J Therm Anal Cal 74 1 2003 65 75
19. R. Vedalakshmi, S.A. Raj, S. Srinivasan, and G.K. Babu Quantification of hydrated cement products of blended cements in low and medium strength concrete using TG and DTA technique Thermochim Acta 407 1-2 2003 49 60
20. P. Ubbriaco, and D. Calabrese Solidification and stabilization of cement paste containing fly ash from municipal waste Thermochim Acta 321 1-2 1998 143 150 (Pubitemid 128351790)
21. Sha W, Pereira GB. Differential scanning calorimetry study of normal Portland cement paste with 30% fly ash replacement and of the separate fly ash and ground granulated blast furnace slag powders. In: Proceedings of the Seventh CANMET/ACI international conference on fly ash, silica fume, slag and natural pozzolans in concrete, Detroit: ACI; 2001.
22. T.S. Zhang, Q.J. Yu, J.X. Wei, P.P. Zhang, and S. Li Effect of size fraction of ground granulated blast furnace slag on its strength contribution and hydraulic activity Adv Sci Lett 4 3 2011 1286 1291
23. H.F.W. Taylor Cement chemistry 2nd ed. 1997 Thomas Telford London
24. T.S. Zhang, Q.J. Yu, J.X. Wei, P.P. Zhang, and P.X. Chen Improvement of surface cementitious properties of coarse fly ash by dehydration and rehydration processes J Therm Anal Calorim 2011 10.1007/s10973-011-1697-0