sand in Blast furnace slag. 3. At replacement of natural sand, compressive strength decreases when compared with the cubes prepared with natural sand only. 4. Blast furnace slag can be used as alternative of fine aggregates in making mortar up to 60% replacement, which reduces the consumption of natural sand. 5
Iron and steel making slag are by products of the iron making and steelmaking processes. To date, these types of slag have been widely used in cement and as aggregate for civil works. The report presents an investigation of mechanical and durability properties of concrete by adding iron slag as replacement of sand in various percentages.
Use of copper slag as a replacement for fine aggregate in reinforced concrete ... substitution of natural sand by copper slag. Workability was also reduced, ... plate cap and a steel ball at each end to ensure the application of compressive axial load alone. Fig. 3 shows the cap and ball system used while Fig. 4 …
50% granite and 50% steel slag (SSGDA).To evaluate the effect of moisture, temperature and aging on the performance of mixes incorporating steel slag.Test results shows that, for M30 grade 40% replacement of steel slag increases the compressive strength of 40.8 N/mm2 and for M40 grade 40% replacement of steel slag
replacement of natural-sand and steel fiber as an additive to the cement concrete and establish the optimum usage of industrial steel slag and steel fiber. 4) To learn the Workableness characteristics of M30 grade normal cement concrete with Different levels of replacement of industrial-Steel Slag and steel …
Dec 01, 2017· Fig. 3 presents the bulk density of cement mortars made of steel slag at percentages of 0%, 40%, 80% and as a replacement for sand, submerged in water for 90 days. It was noted that, a marginal increase in the bulk density for all mixes was observed with increasing curing time up …
Coal Slag $50-400/ton None required Hard (MOH 6-7) Angular Uniform density Low friability General paint, rust and scale removal from steel Paint removal from wood Exposure of aggregates Less than 1% free silica Inert Fast cutting Creates anchor profile Tendency to embed in mild steel May contain toxic metals Copper Slag Market price may vary
grade 120 slag cement concrete strength equaled or surpassed that of OPC concrete. Compared to OPC concrete, the time to reach 3000psi traffic opening strength was delayed by 1 to 2 days for 30% replacement and by 3 to 4 days for 50% replacement. Deicer scaling resistance decreased as the level of slag cement replacement increased.
replacement of natural sand with steel slag (SS) in concrete. Experimental programme was conducted using 0%, 10%, 15% and 20% partial replacement of fine aggregate with stone dust has been taken for concrete of M30 grade with 0.45 water cement ratio. In this study, set of cubes and beams were cast for compressive and split
Steel slag used as partial replacement of sand because of its advantages like lower energy cost, higher abrasion resistance, lower hydration heat evolution, higher later strength development. Steel slag used in different percentage tothe weight of concrete with maintaining the water-cement ratio 0.43.
replacement to cement in the manufacture of high-strength concrete has received much attention over the last decade. 1.3. STEEL SLAG: From contaminations steel, steel slag is produced, which process. may be used as an aggregate, for example, in certain projects. Steel aggregate is naturally expanding due to which may hydrate and expand under ...
replacement of natural sand with steel slag sand, which is yet another waste material lying in steel plants across Karnataka. Objectives: 1. To study the fresh properties and to assess the compressive strength of SCC using egg shell powder (ESP), a waste material, as partial replacement for cement.
partial replacement of fine aggregate by steel slag on the various strength properties of concrete by using the mix design of M20 grade. Test specimen with 0, 10, 20, 30, 40&50% of partial replacement of fine aggregate by steel slag were cast and tested for compressive strength after …
• The percentage of copper slag used for replacement of river sand are 0, 25, 50 and 75 % • Cement sand mortar joint thickness of 10 and 15 mm • Plaster ability of use of copper slag for partial replacement material for river sand • Use of copper slag as replacement material for river sand in cement concrete (0, 25, 50, 75 and 100 % ...
glassy sand with 97 % of the solid granulated slag particles less than 4 mm as shown in Figure 1. Granulated BF slag is regularly used by cement industry for making portland slag cement; however conversion of this slag into fine aggregate and use as replacement of river sand is an innovative and novel approach to recycle slags.
containing steel slag aggregate after high temperature exposure studied the properties of four steel slag based concrete mixtures with different types of cement pastes prior and after heating up to 800°C. The percentage replacement of fine aggregate using steel slag was adopted to be 60 percent. Dolomite based concrete mixture
implementation of Steel slag as an effective replacement for sand. Steel slag, which is considered as the solid waste pollutant, can be used for road construction, clinker raw materials, filling materials, etc. In this work, Steel slag is used as replacement for sand, …
The work is extending to replacement of natural sand with granulated blast furnace slag for M-20 grade of concrete and cement mortar. The compressive strength and flow characteristic of various mixes at various curing periods are studies. The study has shown that, the granulated blast furnace slag can be used as best alternative construction
The optimum percentage of replacement for fine aggregate (FA)by steel slag is 40% and for coarse aggregate(CA) by steel slag is 30%, beyond which the compressive strength decreases on further ...
3.The Results of 25%, 50%, 75% and replacement of river sand with blast furnace slag has given acceptable Cold Crushing Strength (CCS) in 7 days and 28 days of curing 4.The use of blast furnace slag (as fine aggregate) as a replacement for river sand has given higher compressive strength.
Jul 28, 2021· slag composites. The RCA replacement, by mass, was 30%, 70%, or steel fibers based on the slag and fly ash contents used. Fine aggregates were in the form of desert dune sand as a means of contributing towards sustainable development. The alkaline activator solution was a mixture of grade N sodium silicate and sodium hydroxide with a ...
tonnes of copper slag is generated. It has been estimated that approximately 24.6 million tons of slag are generated from the world copper industry. Although copper slag is widely used in the sand blasting industry and in the manufacturing of abrasive tools, the remainder is …
4. Granulated Blast Furnace Slag. Granulated blast furnace slag is a waste of steel industry; its use can be best exploited as part replacement of sand in concrete. It can replace sand to the amount of 70 % in concrete mixes. Its Availability is limited, restricted to steel plant area. As Granulated blast furnace slag has high glass content ...
Scrunity on Partial Replacement of Steel Slag as Coarse Aggregates and Fine Aggregates with Echo Sand International Journal of Applied Sciences, Engineering and Management ISSN 2320 – 3439, Vol. 08, No. 05, September 2019, pp. 44-49 clay together. The burning process changed the chemical properties of the materials and Joseph Asphidn created
Suitability of using steel slag (SS) as substitute for sand in concrete was investigated. SS was collected from a dump site, crushed manually and sieved through between sieves No. 4 and 200. SS was characterized using XRF and XRD techniques. Concrete of mix ratio 1:2:4 was batched by weight with slag replacement levels of 0 to of sand at 25% interval and the concrete specimens (cubes …
utilization it as replacement of natural sand. Steel Slag is produced locally in great amount which leads in causing many environmental problems alike natural depletion when disposed. To over-come this issue, slag is the sound choice in favor of ecology being used as fine
assessment was finished to evaluate the mechanical properties of Steel fiber fortified cement by replacement of sand (F.A) with copper slag for different evaluations (M30, M40). Tests are coordinated with 1% extension of trapped end steel strands having point extent 60 and replacement of copper slag …
used in mass and reinforced concrete such as sand, gravel, crushed rocks andiron slag.Steel slagis a material which could be used as a partial replacement for fine aggregate [1]. The con-sumption of waste materials can be increased manifold if they are used …