| abstract |
The present invention relates to a concrete mixed with oyster shells recycled oyster shells, which are wastes generated in coastal oyster farms, and a method of manufacturing the same, and drying the oyster shells in a drying furnace at 100 to 120 ° C., wherein the dried oyster shells are 2.1 to 2.7 Crushing the oyster shell with the granulation rate, the concrete mixed with the oyster shell through the step of mixing with the cement, fine aggregate, coarse aggregate, admixture and water by replacing a certain proportion of the total fine aggregate used in concrete with the crushed oyster shell can do. |