| 摘要 |
PURPOSE: A concrete composition using slag is provided to secure the excellent intensity by mixing electric furnace oxidized slag with natural aggregate of concrete. CONSTITUTION: A concrete composition using slag contains cement, coarse aggregate, and fine aggregate. The fine aggregate is produced by mixing 90~99wt% of natural aggregate and 1~10wt% of the slag. The slag is pulverized to have the particle size of 0.08~5 millimeters, sprayed with 16~35deg C of warm water, and aged for 1~2 weeks.
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