abstract |
The present invention includes hydraulic cement, water, and aluminum-modified colloidal silica, wherein the dry weight ratio of hydraulic cement and aluminum-modified silica sol is 1: 0.0005 to 1: 0.2, and the weight ratio of hydraulic cement (dry weight) and water. And 1: 0.22 to 1: 4, and a manufacturing method thereof, and a use of the building material. |