Fig. 1. Manufacturing process of CFBC artificial aggregate
Fig. 2. Density and absorption ratio of CFBC artificial aggregate
Fig. 3. SEM analysis of CFBC artificial aggregate
Fig. 4. Measurement of dry shrinkage
Fig. 5. Test results of compressive stress
Fig. 6. Test results of dry shrinkage
Table 1. Properties of the CFBC fly ash
Table 2. Sieve analysis and of CFBC artificial aggregate
Table 3. Properties of the OPC
Table 4. Properties of the Modified CaO Type Expansive Admixture
Table 5. Mixing design table
References
- Ahn, T.H., Kishi, T. (2010). Crack Self-healing Behavior of Cementitious Composite Incorporating Various Mineral Admixtures, Journal of Advanced Concrete Technology 8(2), 171-186 [in Korean]. https://doi.org/10.3151/jact.8.171
- Kim, T.H., Shin, J.H., Lee, D.H., Lee, S.S. (2017), Properties of strength and SEM of non-cement matrix that mixing with circulating fluidized bed combustion boiler fly ash, 37(2), 1052-1053 [in Korean].
- Lee, S.H., Lee, K.H., Roo, D.W., Ha, J.H., Cho, Y.K. (2015), Hydration and Insulation Characteristics of a Ground Granulated Blast Furnace Slag Based Non-Sintered Cement Using Circulatin Fludized Bed Combustion Ash as a Activator, Journal of the Korea Concrete Institute, 27(3), 245-252 [in Korean]. https://doi.org/10.4334/JKCI.2015.27.3.245
- Ministry of Land, Infrastructure and Transport, Ministry of Oceans and Fisheries (2017). Stabilization Policy of Aggregate Supply and Demand, Document of the National Policy Coordination Conference, 4-6 [in Korean].
- Mehta, P. K., Monteiro, P.J.M. (2006). Concrete: Microstructure, Properties, and Materials, McGrawHill, Third edition, 91-93.
- Song, T.H., Park, J.S., Kim, D.B. (2016). Performance Evaluation of Dry Shrinkage and Crack Recovering for Concrete Utilizing Reformed CaO and CSA System Expansive Admixture, Journal of Korean society of Hazard Mitigation, 16(6), 1-8 [in Korean]. https://doi.org/10.9798/KOSHAM.2016.16.6.1