| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacturing method of concrete excellent in development of long term strength.SOLUTION: The manufacturing method of concrete is a method for manufacturing concrete by mixing concrete to which a solid of aluminum sulfate anhydride of 0.5 to 2.0 mass% is added and molding them, then vapor curing them when the total amount of aluminum sulfate anhydride and cement is 100 mass%, preferably molding the concrete, then vapor curing it and it takes less than 15 hours till form removal.SELECTED DRAWING: Figure 2 |
