Page 74 - New Trends in Green Construction

Circular Economy
w/c ratio (GSM40) since it is known that it is the most influential factor in this property (Alrifai et al., 2013). This study analyzed the performance of self-compacting mortar made with GSW and the results reported about minimal differences compared to mortar without GSW.
Table 1. Properties of self-compacting mortars.
Days GSM0 GSM20 GSM40
Compressive strength (MPa)
Flexural strength (MPa)
Water absorption by capillarity (kg/(m2·min0.5)) Accessible porosity for water (%)
28 42.98 56 44.06 28 3.85 56 4.22 28 0.162 28 21.23
41.48 41.69 3.61 3.92 0.177 21.73
37.82 39.52 3.52 3.53 0.201 22.62
4. Acknowledgment
Figure 1. Shrinkage
results.
A. Lozano-Lunar recognizes the funding of MECD-Spain (FPU14/05245). The authors would like to thank the XXI Own Research Plan of the University of Córdoba (2016) for the funding received.
5. References
Alrifai, A., Aggoun, S., Kadri, A., Kenai, S., Kadri, E.H., (2013). Paste and mortar studies on the influence of mix design parameters on autogenous shrinkage of self-compacting concrete. Construction and Building Materials 47, pp 969-976.
Rana, A., Kalla, P., Verma, H.K., Mohnot, J.K., 2016. Recycling of dimensional stone waste in concrete: A review. Journal of Cleaner Production 135, pp 312-331.
Singh, S., Nagar, R., Agrawal, V., (2016). Performance of granite cutting waste concrete under adverse exposure conditions. Journal of Cleaner Production 127, pp 172-182.
Vijayalakshmi, M., Sekar, A.S.S., Ganesh prabhu, G., (2013). Strength and durability properties of concrete made with granite industry waste. Construction and Building Materials 46, pp 1-7.
74