An experimental program was carried out to study the properties of self-compacting concrete (SCC) made with Class F fly ash. The mixes were prepared with five percentages of class F fly ash ranging from 15% to 35%.
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The optimum percentage of replacement of fly ash in self compacting concrete is determined by these studies. Download Free PDF View PDF. MATEC Web of Conferences. Fresh State and Mechanical Properties of Self Compacting Concrete Incorporating High Volume Fly Ash. 2016 • Josef Hadipramana. Download Free PDF View PDF.
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Fly ash improves the compressive strength of concrete with time. Use of high quantities of fly ash might influence early strength of concrete. Addition of 10 percent …
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Performance analysis of self compacting concrete by incorporating fly ash, coal gangue powder, cement kiln dust and recycled concrete powder by absolute volume method. ... Self-compacting concrete (SCC) is a sophisticated class of concrete that can be produced using cement paste volume and minerals (CRMs) to reduce the …
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The proposed study was made on the self compacting concrete panels using steel fibers and fly ash to ensure the increase in strength against the post cracking behavior and ... [Show full abstract ...
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Performance of self-compacting concrete containing fly ash. Constr. Build. Mater., 22 (9) (2008), pp. 1963-1971. View PDF View article View in Scopus Google Scholar [68] P. Ramanathan, I. Baskar, P. Muthupriya, R. Venkatasubramani. Performance of self-compacting concrete containing different mineral admixtures.
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Self compacting concrete(SCC), also known as self-consolidating concrete, is a special concrete mix exhibiting high flowability, good segregation resistance, ... Fly ash: The addition of Fine fly ash particles improves the filling property of the concrete thus helping in filling the internal concrete matrix with pores. This overall improves the ...
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2.3 Concrete casting and test specimens. In the production of self-compacting concrete, the mixing sequence and duration are very important. Thus, the procedure for batching and mixing proposed by Khayat et al. [] was employed to supply the same homogeneity and uniformity in all mixtures.The batching sequence consisted of …
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Self compacting Geopolymer concrete is a relatively new concrete, which can be a sustainable and Economical construction material as it is produced from combination of industrial by-products such as Fly ash and Ground Granulated Blast Furnace Slag replacing of cement in concrete. Self compacting Geopolymer …
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Gencel, W. Brostow, T. Datashvili, M. Thedford, Workability and mechanical performance of steel fiber-reinforced self-compacting concrete with fly ash workability and mechanical performance of steel concrete with fly ash, Compos.
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The steel tube and the fly ash self-compacting concrete bear the load together, giving full play to the respective advantages of the two materials. (2) Construction measures also have a certain influence on the bearing capacity of each specimen, but they play no decisive role. The internal structure of the specimen FA40-S-C and the specimen ...
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Self-compacting Geopolymer concrete is an innovative ... and workability characteristics of low-calcium fly ash based self-compacting geopolymer concrete. The essential workability
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Vieira et al. 25 performed an environmental assessment of fly ash and slag utilization in self-compacting concrete (SCC), considering strength and service life, and concluded that using slag is ...
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As an innovative high-performance concrete, high cementitious material content of Self-compacting concrete (SCC) results in high cost and environmental burden, which limits its application. This paper proposed an innovated mix proportion design method to prepare an ecological self-compacting concrete (Eco-SCC) with more coarse …
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The conventional approach for activating geopolymer concrete is to heat the concrete for a specified period after casting. This attribute has significantly impacted construction activities and energy consumption, restricting fly ash based geopolymer concrete to the precast industry only. This paper aims to provide an alternate curing …
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A proper design of a self-compacting concrete requires considerably more fines content as compared to the traditional concrete. Therefore, large volumes of fly …
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Ground Granulated Blast Furnace Slag (GGBS): The use of GGBS helps to improve the rheological properties of the self compacting concrete. Fly ash: The fine fly ash particles help to improve the filling of the internal concrete matrix with fewer pores. This improves the quality and durability of the SCC structures.
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Improving the Mechanical and Durability Performance of No-Cement Self-Compacting Concrete by Fly Ash
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This investigation is mainly focused on the effect of class F fly ash on the micro and macrolevel properties of self compacting concrete (SCC) after 28, 56 and 112 days of curing.The microlevel properties studied were the microcrack widths between aggregate and paste and atomic Calcium–Silica (Ca/Si) ratio.
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The existing form of self-compacting concrete (SCC) comprises of a large amount of powdered and fine materials. In this study, a part of the cementitious material was replaced with constant high …
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Experimental investigations on workability and strength properties of fly ash based self-compacting concrete containing bagasse ash (BA) as fine aggregate were …
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Carbonation resistance and microstructural analysis of Low and High Volume Fly Ash Self Compacting Concrete containing Recycled Concrete Aggregates. Constr. Build. Mater., 127 (2016), pp. 828-842, 10.1016/j.conbuildmat.2016.10.067. View PDF View article View in Scopus Google Scholar
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Effect of fly ash and silica fume on compressive strength of self-compacting concrete under different curing conditions Prediction of fresh and hardened properties of self-consolidating concrete using …
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This study focuses on the fresh and rheological characteristics of glass fibre reinforced self-compacting concrete containing nanosilica and fly ash. Fifteen mixtures of self-compacting concrete fortified byglass fibres with dissimilar quantities of pozzolanic replacement cement (made up of nanosilica and fly ash) were prepared in a constant ...
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This study assesses the influence of extra-short extra-fine steel fibers on the performance of self-compacting concrete (SCC) modified with fly ash. Replacing standard steel fibers with volume fractions ranging from 0%, 1.5%, 3%, 5% and 6%, the study optimizes the mix design for enhanced workability and mechanical properties. The …
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The effect of silica fume and high-volume Class C fly ash on mechanical properties, chloride penetration and freeze–thaw resistance of self-compacting concrete. Constr. Build.
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2.1 Experimental Materials. Materials used in the experiment: Vincem But Son PC40 cement; SongHong yellow sand with a modulus of 2.76; Crushed stone with a maximum diameter of 10mm; Pha Lai thermal power plant fly ash - type F according to ASTM C618, density 2.37 g/cm3 passing through 0.045mm sieve 14%, loss on ignition …
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The study herein addresses the effect of nano-silica (NS) and fly ash (FA) content on the fresh and rheological properties of self-compacting concrete (SCC). Four SCC series were designed with constant total binder content of 570 kg/m 3 and at a water-to-binder (w/b) ratio of 0.33.
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A proper design of a self-compacting concrete requires considerably more fines content as compared to the traditional concrete. Therefore, large volumes of fly ash, partially in substitution of cement and partially as filler, can be employed in producing self-compacting concrete. This paper compares the properties of fresh and hardened …
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