Introduction
Materials and methods
Materials
Material | ||
---|---|---|
Oxides (%) | Milled waste concrete fines | Ladle slag |
MgO | 1.8 | 6.3 |
CaO | 15.6 | 50.9 |
SiO2 | 57.5 | 8.3 |
Al2O3 | 10.6 | 27.8 |
Fe2O3 | 2.6 | 1.1 |
Others | 11.9 | 5.6 |
Methodology
Granulation process
Curing conditions
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Ambient curing: the granules were placed in a plastic bag, which was sealed and stored at room temperature.
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Curing in a humidity chamber at 20 °C and 100% relative humidity.
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Curing in a carbonation chamber at 20 °C and 70% relative humidity with 20% CO2.