Published June 25, 2018
| Version v1
Journal article
Open
Influence of Fly Ash blending on hydration and physical behavior of Belite-Alite-Ye'elimite cement
Authors/Creators
- 1. Departamento de Química Inorgánica, Cristalografía y Mineralogía, Universidad de Málaga, 29071 Málaga, Spain
- 2. Grupo del Cemento y Materiales de Construcción, CEMATCO, Universidad Nacional de Colombia, Facultad de Minas, Medellín, Colombia
- 3. ALBA Synchrotron, Carrer de la Llum 2-26, E-08290 Cerdanyola del Vallès, Barcelona, Spain
Description
Three cement containing belite-alite-ye’elimite cement blended with 0, 15 and 30 wt% of fly ash have been characterized. The contribution of fly ash to the hydration reactions resulted in both the partial inhibition of AFt degradation and belite reactivity, even after 180 days. The compressive strength was enhanced with the increase of fly ash addition (68, 73 and 82 MPa for 0, 15 and 30 wt% of fly ash, respectively at 180d), mainly due to a decrease of the porosity and pore size. Pozzolanic reaction has not been proved directly but there are indirect evidences.
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