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A shotcrete composition includes a cement, a fine aggregate, a coarse aggregate and water. A weight ratio of water to cement is between 0.38 and 0.44 and is sufficient for hydraulic setting of the cement. The shotcrete composition also includes a magnesium aluminosilicate material, a colloidal silica material, and a MgO/Ca0 blend. The MgO/Ca0 blend is present in an amount of between 2.5% and 5% of the amount of dry cement, and the MgO/Ca0 blend is between 2% and 6% Ca0 by weight.
A shotcrete composition includes a cement, a fine aggregate, a coarse aggregate and water. A weight ratio of water to cement is between 0.38 and 0.44 and is sufficient for hydraulic setting of the cement. The shotcrete composition also includes a magnesium aluminosilicate material, a colloidal silica material, and a MgO/Ca0 blend. The MgO/Ca0 blend is present in an amount of between 2.5% and 5% of the amount of dry cement, and the MgO/Ca0 blend is between 2% and 6% Ca0 by weight.
SHOTCRETE COMPOSITION
COMPOSITION DE BETON PROJETE
HALLIWELL JOHN MARTIN (Autor:in)
05.11.2021
Patent
Elektronische Ressource
Englisch
IPC:
C04B
Kalk
,
LIME