Why do HPC and SCC require a longer mixing time?

Cement and Concrete Research

Volumn 34, Issue 12, 2004, Pages 2237-2243

  Chopin, David ^a   De Larrard, François ^a   Cazacliu, Bogdan ^a  

^a Centre de Nantes   (France)

Author keywords

High performance concrete; High range water reducer; Mixing; Mixture proportioning; Rheology

Indexed keywords

LIMESTONE; MATHEMATICAL MODELS; MIXING; PARAMETER ESTIMATION; PROBLEM SOLVING; RHEOLOGY; SUPERPLASTICITY;

HIGH-PERFORMANCE CONCRETE; HIGH-RANGE WATER REDUCER; MIXTURE-PROPORTIONING; SELF-CONSOLIDATING CONCRETE (SCC);

CONCRETES;

EID: 10044276171     PISSN: 00088846     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cemconres.2004.02.012     Document Type: Article

References (7)

1. A. Johansson, The relationship between mixing time and type of concrete mixer, Swedish Cement and Concrete Research Institute, Proceedings HANDLINGAR, Stockholm.
2. F. de Larrard, Concrete mixture proportionning-A scientific approach, Modem Concrete Technology, vol. 9, E&FN Spon, London, 1999 (441 pp.).
3. F. de Larrard, F. Bosc, C. Catherine, F. Deflorenne, The AFREM method for the mix design of High Performance Concrete, Materials and structures, vol. 30, No. 201, RILEM, Paris, 1997 (August-September), pp. 439-446,
4. P.O. Vandanjon, F. de Larrard, B. Dehousse, O. Villain, R. Maillot, P. Laplante, Homogenisation of concrete in a batch plant: Influence of mixing time and method on the introduction of mineral admixtures, Mag. Conor. Res. 55 (2) (2003 April) 105-116.
5. D. Chopin, Malaxage des bétons à hautes performances et des bétons autoplacants. Optimisation du temps de fabrication (Mixing of High Performance Concrete and SelfConsoIidating Concrete-Optimisation of mixing time), PhD thesis of Ecole Centrale de Nantes, January, 2002 (in French). Etudes et Recherches des Laboratoires des Ponts et Chaussées, OA 41, 2003, edited by LCPC, 58 bd Lefebvre, 75732 PARIS CEDEX 15.
6. D. Chopin, B. Cazacliu, F. de Larrard, Monitoring of concrete homogenisation with the power consumption curve, submitted to Nordic Concrete Research.
7. T. Sedran, F. de Larrard, BetonlabPro 2, ComputerAided MixDesign Software, Presses de l'Ecole Nationale des Ponts et Chaussées, 28 rue des Saints-Pères, 75007 PARIS, France, 2000. Internet address: http:/Avww.lcpc.fr/fr/presentation/organigramme/div_tgce/result/ betonlabpro.php.