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Furnace Slag Micro Silica in concrete as a partial replacement of cement reduces the burden of greenhouse effect save energy and conserves natural Granulated Blast furnace Slag is a by product of manufacture of pig iron and non metallic product consisting essentially of silicates and aluminates of calcium and other bases The
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granules similar to coarse sand This granulated slag is then dried and ground to a fine powder It can also be referred to as GGBS or Slag cement Thus GGBS acts as pozzolans and is therefore combined with Portland cement resulting in a hardened cement of GGBS combined with Portland cement which has more of smaller gel pores and fewer larger capillary pores than that of normal
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The Replacement Of Granulated Copper Slag For Sand Concrete 2024 9 24the potential use of granulated copper slag from Sterile Industries as a replacement for sand in concrete mixes In this work M40 grade concrete was used and different percentage replacement of sand by granulated copper slag were 0 10 20 30 40 50 and results Get
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Effect of 30 Ground Granulated Blast Furnace Lead and This paper investigates the effects of using Ground Granulated Blast Furnace Slag GGBFS Lead Slag LS and Zinc Slag ZS as replacement for sand on the strength of concrete Compressive strength flexural strength water absorption and density were tested at 14 28 and 56 days
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There are environmental benefits to be gained from the use of GGBS as a cement substitute both in the production process and throughout the life of the structure Because it is a by product of iron making and the slag would be created regardless of whether or not it can be used GGBS generates very low CO2 emissions
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The results indicated that the use of GBFS at any level of replacement as a fine aggregate in cement mortar will significantly reduce the flowability of cement mortar This flowability can be increased by adding certain dosage of sup erplasticiser FOSROC From Figure 8 it was observed that by adding 1% of superplasticizer 67 Int J Struct
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The results indicate that the chloride permeability of such concrete decreases significantly as the fineness of the slag cement increases and that the compressive strength and chloride permeability are improved by the addition of pozzolans [7]
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concrete Thus a 50% replacement of each ton of Portland cement would result in a reduction of approximately 500 000 t of CO 2 Using GGBFS as a partial replacement takes advantage of the energy saving in Portland cement is governed by AASHTO M302 Standard Specification for Ground Granulated Blast Furnace Slag for Use in Concrete and Mortars 2 Three types of GGBFS are typically manufactured
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Effect Of Granulated Slag As Sand Replacement In Concrete In this paper granulated blast furnace slag is used as substitute for river sand in cement mortar and concrete to overcome the environmental problems created due to over mining In this investigation in a cement mortar and concrete replacing natural sand by granulated blast furnace slag in a range of 20 40 6080 Effect Of Granulated
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Keywords geopolymer concrete alkali activated slag sugarcane bagasse ash microstructural behaviour mechanical properties alkalinity 1 INTRODUCTION Cement is the key ingredient utilized as a part of the concrete production which has been considered as the majority of the essential substance on the planet Concrete
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The Exploitation of Blast furnace Slag as Sand Replacement Cubes of concrete were tested to show the effect of the substituting part of sand by granulated slag 30 50 and the total substitution on compressive strength Test results were carried out at 3 7 28 60 days and 5 months of hard
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the 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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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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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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slag sand is used as a complete replacement to natural sand and is physically characterized for its properties as per relevant IS codes of practices Ground granulated blast furnace slag is used as an alternative to cement two replacement levels namely 30% and 60% for cement is carried out in this experimental investigation Fresh concrete
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of concrete showed the effect of the substituting part of sand by granulated slag 30% for the replacement of 0% 30% 50% Effect of blast furnace slag powder on compressive Compressive strength of blast furnace slag concrete with of Granulated slag powder as a partial replacement of OPC and its effect on strength of
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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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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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Properties CEM I/GGBS concrete when compared with Tarmac bulk Portland cement concrete at the same cement content has the following properties Slower strength development and potentially higher long term strength The appropriate cement content for concrete of a given 28 day cube strength and slump should be determined from trial mixes
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The replacement of slag sand upto100% gives good results from previous research work Thus for in availability of natural sand slag sand is the ideal material The structural components such as beams and slabs can be made by slag sand In road works the slag sand is using as complete replacement for cement concrete roads
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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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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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This paper presents the properties of blended geopolymer concrete manufactured using fly ash and ultrafine Ground Granulated Blast Furnace Slag UFGGBFS along with the copper slag CPS as replacement of fine aggregate crushed stone sand Various parameters considered in this study include different sodium hydroxide concentrations 10M 12M and 14M as alkaline liquid to binder ratio
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Recycled sand and aggregate from C D waste is said to have 10 15 per cent lesser strength then normal concrete and can be safely used in non structural applications like flooring and filling Delhi already has a recycling unit in place and plans to open more to handle its disposal problem Indian standards lag
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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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A high volume of ground granulated blast furnace slag GGBS or granulated blast furnace slag BFS can enhance the resistance of concrete to freezing and thawing without the use of air entraining AE agents Furthermore it can also
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Granulated slag is substituted for raw sand partly or totally Ratios of 25% 50% 75% and 100% by weight of sand are used The effects of granulated lead zinc slag GLZS as sand replacement material on the compressive strength and gamma radiation attenuation properties of concrete are investigated and analyzed
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50% and compare with plain cement concrete Now days crush sand is used to replace natural sand so study area extends to find best percentage of replacement by using both crush and natural sand Vinayak Awasare 2024 D Evolution of mechanical properties of concrete containing ground granulated blast furnace slag and effects
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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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Other mixes were prepared using different percentage replacements of fine aggregate by cupola slag such as 10% 20% 30% 50% and 80% while keeping the quantities of water coarse aggregates and cement constant In all of the mixes coarse aggregates were used in a fraction of 2 1 20mm
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