iron ore waste as coarse aggregate in concrete
Utilisation of iron ore tailings as aggregates in concrete
2021-2-12 · used. For the tailings concrete being studied, iron ore tailings were used together with the cement to make the new concrete. The iron ore tailings were obtained from Mount Gibson Iron Extension Hill Operations in Perenjori of Western Australia (WA). The particle–size distribution curve of the original tailings as obtained is shown in Figure 1.
Read More
A study on suitability of iron ore overburden waste rock ...
2018-10-1 · The aim of this study is to evaluate the suitability of iron ore waste as partial replacement of coarse aggregates in concrete with reference to the conventional materials. Physico-chemical properties and aggregate tests such as crushing, abrasion, impact, shape test, the specific gravity and water absorption were determined as per Standards ...
Read More
(PDF) A study on suitability of iron ore overburden waste ...
The iron ore tailings aggregates concrete exhibited a good mechanical strength and even in the case of compressive strength, there was an improvement of 11.56% over conventional aggregates concrete.
Read More
Effect of Iron Ore Tailing on the Properties of Concrete
2021-8-21 · iron ore tailing (IOT) as fine aggregate would turn this waste material into valuable resources, reduction in the strain on the supply of natural sand, and economy in concrete production. World production averages one billion metric tons of raw ore annually.
Read More
Utilisation of iron ore tailings as aggregates in concrete
2015-9-7 · The higher content of fines in the iron ore tailings aggregates concrete will increase the demand for water in the mix and this will reduce the bond strength existing in the aggregate–cement paste, leading to a reduction in tensile strength (Adedayo & Onitiri, 2012; Ugama et al., 2014).
Read More
The Utilization of Waste as Iron Ore in Making Concrete ...
The Utilization of Waste as Iron Ore in Making Concrete Aggregate Quality K.300 Concrete is an manmade building material that looks like stone. Concrete is a composite material consisting of coarse-grained material (aggregates or fillers) that is embedded in a solid matrix of material (cement or binder) that fills the space between the ...
Read More
Strength Analysis of Concrete by Using Iron Slag as a ...
2020-4-19 · Strength Analysis of Concrete by Using Iron Slag as a Partial Replacement of Normal Aggregate (Coarse) in Concrete Khalid Raza1, Apoorv Singh2, R. D. Patel3 1,2P.G. Scholar, Department of Civil Engineering, M.M.M.U.T. Gorakhpur, India Abstract: Iron slag is an industrial waste by-product of steel industry. The demand for aggregate in ...
Read More
Use of Blast Furnace Slag Aggregate in Concrete - IJSER
2016-9-9 · types of concrete mixes, i.e., one comprising blast furnace slag and the other comprising granite stone as coarse aggregates. The compressive strength of BFS aggregate concrete is higher than that of the stone aggregate concrete at the age of 90 days. 1.3.Slag- Manufacturing and Types In the production of iron, iron ore, iron scrap, and fluxes
Read More
Evaluation of iron ore tailings as replacement for fine ...
2016-9-1 · Millions of tons of iron ore tailings (IOT); a by-product of iron ore processing, are disposed of every year in landfills, quarries, rivers, oceans among others thereby posing environmental problems. The major aim of this study is to evaluate IOT as replacement for river sand in concrete and compare with the result of conventional concrete.
Read More
Utilization of iron ore tailings as fine aggregate in ...
2014-1-15 · Natural sand and iron ore tailings were used as aggregates. The natural sand was originally excavated from the lower reaches of Yangtze River and had an apparent density of 2.63 g/cm 3.The tailings were obtained from the local iron and steel industry and had an apparent density of 2.62 g/cm 3.The chemical composition of the tailings is shown in Table 1.
Read More
Effect of Iron Ore Tailing on the Properties of Concrete
2021-8-21 · iron ore tailing (IOT) as fine aggregate would turn this waste material into valuable resources, reduction in the strain on the supply of natural sand, and economy in concrete production. World production averages one billion metric tons of raw ore annually.
Read More
A study on suitability of iron ore overburden waste rock ...
The aim of this study is to evaluate the suitability of iron ore waste as partial replacement of coarse aggregates in concrete with reference to the conventional materials. Physico-chemical properties and aggregate tests such as crushing, abrasion, impact, shape test, the specific gravity and water absorption were determined as per Standards ...
Read More
EFFECT OF PARTIAL REPLACEMENT OF COARSE
2018-6-11 · Iron ore, coke and ... different mixes are cast, waste crushed tiles are used to partially replace the coarse aggregate by 10% , 20% and 30% and GGBS is used to partially replace the cement by 20%,30% and 40%. A total of 9 types of mixes of M30 grade were prepared. ... concrete mix and to reuse the solid waste from construction again as a ...
Read More
Open Access proceedings Journal of Physics: Conference
To assess the suitability of iron ore overburden waste rock (OB-WR) as replacement of coarse aggregates in concrete, laboratory scale investigations
Read More
Evaluation of the performance of iron ore waste as ...
2021-1-10 · The sand equivalent of the combination of crushed aggregate + iron ore residue in the mix are as follows: Sand equivalent of 90% crushed aggregate +10% of iron ore residue = 69.0%, Sand equivalent of 85% crushed aggregate +15% of iron ore residue = 67.2%, Sand equivalent of 80% crushed aggregate +20% of iron ore residue = 66.0%.
Read More
Strength Analysis of Concrete by Using Iron Slag as a ...
2020-4-19 · Strength Analysis of Concrete by Using Iron Slag as a Partial Replacement of Normal Aggregate (Coarse) in Concrete Khalid Raza1, Apoorv Singh2, R. D. Patel3 1,2P.G. Scholar, Department of Civil Engineering, M.M.M.U.T. Gorakhpur, India Abstract: Iron slag is an industrial waste by-product of steel industry. The demand for aggregate in ...
Read More
Fluorite mineral waste as natural aggregate replacement in ...
2021-9-4 · Shettima et al. stated that the use of waste iron ore as fine aggregate reduces the workability of concrete but increases its strength. Fluorite is an important industrial mineral composed of calcium and fluorine (CaF 2) found in many parts of the world. Fluorite can be formed in magmatic, metamorphic and sedimentary rocks.
Read More
Evaluation of iron ore tailings as replacement for fine ...
For example, iron ore tailings was used by many researches to substitute fine aggregate in concrete [19] [20][21][22] , the findings of these investigations showed that
Read More
Experimental Study on Recycled Concrete Aggregates
2021-4-15 · properties of concrete using recycled coarse aggregate. In this research, concrete waste from demolished structure has been collected and coarse aggregate of different percentages is used for preparing fresh concrete (0%, 25%, 50%, 75% & 100%). The compressive strength of recycled coarse aggregate (RCA) is found to be higher than
Read More
equitment that is used to mine iron, iron ore waste as ...
Mineral Processing Plant. Ore processing industry features a large amount of investment and complex project managements. The operation and management of a case in ore processing field can be referred by investors on scheme design, model selection of machines, construction, operation and investment returns.
Read More
A study on suitability of iron ore overburden waste rock ...
The aim of this study is to evaluate the suitability of iron ore waste as partial replacement of coarse aggregates in concrete with reference to the conventional materials. Physico-chemical properties and aggregate tests such as crushing, abrasion, impact, shape test, the specific gravity and water absorption were determined as per Standards ...
Read More
Open Access proceedings Journal of Physics: Conference
To assess the suitability of iron ore overburden waste rock (OB-WR) as replacement of coarse aggregates in concrete, laboratory scale investigations
Read More
The Utilization of Waste as Iron Ore in Making Concrete ...
The Utilization of Waste as Iron Ore in Making Concrete Aggregate Quality K.300 Concrete is an manmade building material that looks like stone. Concrete is a composite material consisting of coarse-grained material (aggregates or fillers) that is embedded in a solid matrix of material (cement or binder) that fills the space between the ...
Read More
International Journal of Conceptions on Mechanical and ...
2020-12-24 · the waste produced in Iron Ore mining operations. BN Skanda Kumar[1] used the IOT as replacement to fine aggregates in cement concrete pavements. The result showed ... (cement: sand : coarse aggregate).The first mix is control mix with zero replacement of tailing , while the other 9 replacement ranging 5, 7, 10, 13,
Read More
Fluorite mineral waste as natural aggregate replacement in ...
2021-9-4 · Shettima et al. stated that the use of waste iron ore as fine aggregate reduces the workability of concrete but increases its strength. Fluorite is an important industrial mineral composed of calcium and fluorine (CaF 2) found in many parts of the world. Fluorite can be formed in magmatic, metamorphic and sedimentary rocks.
Read More
Strength Analysis of Concrete by Using Iron Slag as a ...
2020-4-19 · Strength Analysis of Concrete by Using Iron Slag as a Partial Replacement of Normal Aggregate (Coarse) in Concrete Khalid Raza1, Apoorv Singh2, R. D. Patel3 1,2P.G. Scholar, Department of Civil Engineering, M.M.M.U.T. Gorakhpur, India Abstract: Iron slag is an industrial waste by-product of steel industry. The demand for aggregate in ...
Read More
UTILIZATION OF IRON ORE TAILINGS AS REPLACEMENT
2019-4-21 · iron ore tailings which is the waste products of mining industries is used as an alternative to the river sand in the manufacturing of concrete. The KIOCL company which was a leading company in India in the mining activities of iron ore has dumped about 200 million metric tons of iron ore tailings at Lakya Dam.
Read More
Use of Selected Industrial Waste Materials in Concrete
2010-7-23 · Chromite ore processing residue is the solid waste ... iron, and silicon content, has been suggested as a ... coarse aggregate, fine aggregate, cement, water, waste materials were weighed in separate buckets. The materials were mixed in accordance with ASTM C192. The slump of the fresh concrete was deter-
Read More
Experimental Study on Recycled Concrete Aggregates
2021-4-15 · properties of concrete using recycled coarse aggregate. In this research, concrete waste from demolished structure has been collected and coarse aggregate of different percentages is used for preparing fresh concrete (0%, 25%, 50%, 75% & 100%). The compressive strength of recycled coarse aggregate (RCA) is found to be higher than
Read More
Aggregates for Concrete - Memphis
2021-8-9 · coarse aggregate. There are several reasons for specifying grading limits and nominal maximum aggregate size; they affect relative. 82. Design and Control of Concrete Mixtures EB001. Fig. 5-4. Range of particle sizes found in aggregate for use in concrete. (8985) Fig. 5-5. Making a sieve analysis test of coarse aggregate in a laboratory. (30175 ...
Read More