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because ggbs has about 48 10% lower density than pc replacing an equal mass of cement by ggbs will result in a 49 larger paste volume which extensively increases the segregation resistance and flow ability 50 a study was carried out by oner and akyuz [20] on 32 different mixtures of scc containing 51 ggbs indicated that as ggbs content …
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This paper investigates the effect of the high temperature curing methods on the compressive strength of concrete containing high volumes of ground granulated blast furnace slag GGBS GGBS was used to replace Portland cement at a replacement ratio of 60% by binder mass The high temperature curing parameters used in this study were the delay period temperature rise peak temperature PT
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This paper emphasizes on effect of Ground Granulated Blast Slag GGBS on characteristics of concrete which is a recent advancement in the field of concrete GGBS is carried out which is a by product of the iron industry and also can be used as a replacement with ordinary Portland cement in concrete Use of GGBS as cement replacement can
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Hydraulic cement concretes were produced using pozzolans and ground granulated blast furnace slag slag to investigate the effect of these materials on durability The pozzolans used were an ASTM C 618 Class F fly ash with a low lime content and a dry densified silica fume The slag was an ASTM C 989 Grade 120 material Concretes with a
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Effect of Partial Replacement of River Sand by Slag Sand on Workability Compressive Strength and Flexural Strength of M25 Grade Concrete 130 B Mix Design The mix design was prepared as per IS 10262 2024 [20] As per the prevailing environmental exposure and based on the trial mixes of concrete for various
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Apr 18 2022As a result BSSF slag has been adopted in Portland cement concrete applications as fine aggregate substitutes Basically the compressive strength and modulus of elasticity were found to increase linearly with the BSSF slag replacement yet the average expansion is reported higher than that of the control group [ 11 12 ]
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Effect of copper slag as a fine aggregate on the properties A substitution of up to 40 50% copper slag as a sand replacement effect of copper slag replacement slag in concrete The effect of Go to Product Center
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Primary characteristics and applications of iron and steel slag Thermal insulation and sound absorption effects when made into a fiber Material for civil engineering works ground improvement material Backfill material earth cover material embankment material road subgrade improvement material sand compaction material ground drainage
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This may increase the strength of concrete against cracking GGBS is used as a direct replacement for Portland cement on a one to one basis by weight Replacement levels for GGBS vary from 30% to 85% Typically 40 to 50% is used in most cases Applications of HPC
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This slag is periodically tapped off as a molten liquid and if it is to be used for the manufacture of GGBS it has to be rapidly quenched in large volumes of water The quenching optimises the cementitious properties and produces granules similar to a coarse sand This granulated slag is then dried and ground to a fine powder
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Utilization of various mineral admixtures in producing mortar decreases the porosity and capillarity hence improves the durability in opposition to water and competitive solutions In this research work Ground Granulated Blast Furnace Slag is used to replace 30 percent 60 percent and 70% of ordinary Portland cement OPC GGBFS
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The effects of ZnO 2 nanoparticles on properties of concrete using ground granulated blast furnace slag as binder Ali Nazari e mail alinazari84 Shadi Riahi Department of Materials Science and Engineering Saveh Branch Islamic Azad University Saveh Iran ABSTRACT In the present study flexural strength together with pore structure thermal behavior and microstructure of
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Ground granulated blast furnace slag GGBS or GGBFS is obtained by quenching molten iron slag a by product of iron and steel making from a blast furnace in water or steam to produce a glassy granular product that is then dried and ground into a fine granulated blast furnace slag is highly cementitious and high in calcium silicate hydrates CSH which is a strength enhancing
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ground granulated blast furnace slag GGBS and fly ash [3 5] However because concrete structures can be affected by frost and chemical attacks the durability of concrete is a primary consideration in selecting the appropriate cementitious materials and thereby maximizing the lifespans of concrete structures In particular frost
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An Investigation on Combined Replacement of Cement by Future slag sand takes the place of natural sand From this project work the optimum percentage of replacements are obtained as35 GGBS and 60 slag sand and as 45 GGBS and 40 slag sand Thus the combined effect of replacement reduces the use of cement and Natural sand to a large
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Therefore the aim of this research is to investigate effect of the replacement of cement with modified fly ash MFA and ground granulated blast furnace slag GGBS to reach 80% total replacement on mechanical and durability performance of cement mortar Normal consistency the initial and final setting times compressive strength and electrical resistivity of all the ternary mixtures were
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7 days agothe experimental results obtained show that the partial substitution of ordinary sand by slag gives better results compared with the ordinary concrete the total substitution of natural gravels by crystallized slag improves the strength but the full replacement of fine and coarse aggregates by slag products affect negatively the strength of …
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Feb 23 2022Adam et al [ 12] has also observed an increasing trend in the carbonation depth of concrete with the higher replacements of slag 30% 50% and 70% thereby affecting the durability of concrete structures
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6 days agoThe use of steel slag in concrete as a sand replacement material can assist in reducing its impacts on the environment and can be an alternative source of fine aggregates This is the very first paper that seeks to experimentally investigate the cumulative effect of steel slag and polypropylene fibers particularly on the impact resistance of concrete Various concrete mixes were devised by
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In this research the strength and durability of concrete with replacement of river sand with GBS sand are studied Parameters of GBS sand are studied to determine the optimum quantity of GBS sand that can be used as substitute for natural sand without affecting the strength of concrete Compression test flexural strength split tensile test water absorption test and Water penetration test
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Due to the weathering of natural aggregates with time a morphology with rounded edges is obtained reducing the interlocking with the paste Hence it is interesting to investigate the use
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Several concrete mixes were produced by using EAF granulated slag as a partial replacement for natural aggregates Fresh and hardened properties were evaluated and compared with those of a reference mix manufactured with natural aggregates only A cement CE II/A LL Italcementi Limestone Portland Cement according to EN 197 1 was used Dosage of a polycarboxylate based superplasticizer
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pends on the fatigue of the concrete Granulated blast furnace slag sand hereafter BFS can enhance the re sistance to freezing and thawing actions without using AE agents Therefore the resistance to freezing and thawingofconcretemixedwithBFSisnotdamagedby steam curing The fatigue of concrete in water is also improved by the addition of BFS
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on the basis of result that ground granulated blast furnace slag concrete was foundto increase in all strength compressive flexural splitting tensile strength and durability of variational mix of concrete on all age when compared to normal concrete its use should be promoted for better performance as well as for environmental …
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The effect of replacing 20 70 % of ordinary Portland cement OPC by ground granulated blast furnace slag GGBS on the mechanical properties weight loss and carbon footprint of oil palm shell… 56 GGBS as Partial Replacement of OPC in Cement Concrete An Experimental Study Yogendra Patil Arun Kumar Materials Science Engineering 2024
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Granulated blast furnace slags are one of the promising sustainable solutions as they are obtained as solid wastes generated by industry Hence it reduces the solid waste disposal problem and other environmental issues Present experimental work explores the possibility of using GBFS as replacement of natural sand in concrete
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The present work investigates about the development of a novel construction material by utilizing Granulated Blast Furnace Slag GBS an industrial waste product as substitution of natural fine aggregates For this experimental work has been carried out to determine the influence of GBS on the properties of concrete such as compressive strength CS modulus of elasticity ultrasonic pulse
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Therefore cracks were observed when RGS was used as sand replacement in concrete without any precautions to minimize this risk Different materials were used as ASR suppressors to mitigate the potential risk of ASR such as ground granulated blastfurnace slag metakaolin PGP and lithium nitrate LiNO 3 The expansion associated with ASR
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which ultimately translates to the reduction in the various harmful effects that result from the use of Portland cement Other works on the use of granulated foundry furnace slag for partial replacement of Portland cement in concrete include those of Xinghua et al 2024 and Naik 2024 Elsewhere Aderibigbe and Ojobo 1982 had
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