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artificial fine aggregate used in concrete ppt

artificial fine aggregate used in concrete ppt

Aggregates ppt - SlideShare

2013-4-28  It is usuallyconsidered to be the best fine aggregatefor use in mortar and concrete.(i) Pit or quarry sand: 9. 10(ii) River Sand:It is obtained from the banks andbeds of rivers. It may be fine orcoarse. Fine sand obtained frombeds and banks of rivers is oftenfound mixed with silt and clay so itshould be washed before use.

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Aggregates - SlideShare

2013-11-14  Stone Dust This is the 2nd type of fine aggregate. Stone dust is a finely crushed material used to fill in the spaces between gravel 18. Cinder Cinder is the slag from a metal furnace. Before use this slag we crushed this so that its size remains in fine aggregate. 19.

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Aggregates for Concrete

2017-8-5  Aggregates may be broadly classi fied as natural or artificial, both with respect to source and to method of preparation. Natural sands and gravels are the product of weathering and the action of wind or water, while manufactured crushed fine aggregate and crushed stone coarse and fine aggregate are produced by crushing natural stone.

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USE OF WASTE PLASTIC AS FINE AGGREGATE

2016-9-9  hence in this study M20 cement concrete is considered in which the recycled plastic waste is used as the replacement of fine aggregate in the concrete. Concrete cube and beam were casted taking 10% to 25% of plastic as partial replacement of fine aggregate and tested for 28 days of compressive strength and flexural strength of concrete. 1.

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Aggregates of Concrete - SlideShare

2017-3-2  Aggregate Classification : Specific GravityAggregate Classification : Specific Gravity • Heavyweight AggregateHeavyweight Aggregate • Barite, Limonite, Magnetite, Hematite, IronBarite, Limonite, Magnetite, Hematite, Iron • Produce high-density concrete up to 6400 kg/mProduce high-density concrete up to 6400 kg/m33 • Used for Radiation ...

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Aggregates for Concrete - Portland Cement Association

2014-7-1  The procedure involves demolishing and removing the existing concrete, crushing the material in primary and secondary crushers, removing reinforcing steel and other embedded items, grading and washing, and stockpiling the resulting coarse and fine aggregate. Recycled-concrete aggregate is primarily used in pavement reconstruction.

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Aggregates - SlideShare

2015-1-14  Heavyweight aggregate Those aggregate with high density and is used primarily in the manufacture of heavyweight concrete, employed for protection against nuclear radiation and as bomb shelter. The unit weight of heavyweight concrete varies from 2400kg/m3 with sp.gr range from 4.0 to 4.6.(eg: mineral ores and barite)

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Use of Quarry Dust to Replace Sand in Concrete – An ...

2021-6-4  Index Terms- Concrete, quarry dust, river sand, compressive strength. I. INTRODUCTION oncrete is the most widely used composite material today. The constituents of concrete are coarse aggregate, fine aggregate, binding material and water. Rapid increase in construction activities leads to acute shortage of conventional

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Types of Aggregates-Natural and Artificial Aggregates

2018-6-21  The diameter of the sand particles ranges from 0.075mm to 4,75mm. The sand is used as the fine aggregates for the purpose of concrete making. 2.Gravel. The gravel is another type of aggregates and is mainly used for as coarse aggregates in concrete. Bank gravel, bench gravel and crushed stone are the examples of gravel.

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Fine Aggregate - Its [6 Properties Role in concrete]

2020-4-12  Fine Aggregate. In concrete or mortar, the aggregate is a granular material, it is called fine aggregate when the particles of granular material are so fine that they can pass through a 4.75mm sieve. To increase the volume of concrete it is used in the construction industry and is cost-saving material.

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Aggregates for Concrete - Portland Cement Association

2014-7-1  The procedure involves demolishing and removing the existing concrete, crushing the material in primary and secondary crushers, removing reinforcing steel and other embedded items, grading and washing, and stockpiling the resulting coarse and fine aggregate. Recycled-concrete aggregate is primarily used in pavement reconstruction.

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Aggregates for Concrete - Memphis

2021-8-9  amount of air, water, cement, and fine aggregate (that is, the mortar fraction) should be about 50% to 65% by absolute volume (45% to 60% by mass). Rounded aggre-gate, such as gravel, requires slightly lower values, while crushed aggregate requires slightly higher values. Fine aggregate content is usually 35% to 45% by mass or

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Aggregates for Concrete

2017-8-5  Aggregates may be broadly classi fied as natural or artificial, both with respect to source and to method of preparation. Natural sands and gravels are the product of weathering and the action of wind or water, while manufactured crushed fine aggregate and crushed stone coarse and fine aggregate are produced by crushing natural stone.

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Properties Of Concrete By Replacement Of Natural Sand

2019-7-1  The promotional use of artificial sand will conserve the natural resources for the sustainable development of the concrete in construction industry [2]. Artificial sand is a process controlled crushed fine aggregate produced from quarried stone by crushing or grinding and classification to obtain a controlled gradation

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Experimental Study on Concrete by Partial Replacement

2019-7-1  Fine aggregate: Commercially available M sand with 4.75 mm maximum size was used as fine aggregate. All physical properties were tested as per IS 383:1970. Specific gravity and fineness modulus of M-Sand used were 2.36 and 2.67 respectively. Thermosetting plastic cannot be melted by heating

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Use of Quarry Dust to Replace Sand in Concrete – An ...

2021-6-4  Index Terms- Concrete, quarry dust, river sand, compressive strength. I. INTRODUCTION oncrete is the most widely used composite material today. The constituents of concrete are coarse aggregate, fine aggregate, binding material and water. Rapid increase in construction activities leads to acute shortage of conventional

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STUDY OF LIGHTWEIGHT CONCRETE BEHAVIOUR

2021-8-20  aggregate concrete. FIGURE 3: Lightweight Aggregate Concrete [4] 2.2.3 AERATED CONCRETE Aerated concrete does not contain coarse aggregate, and can be regarded as an aerated mortar. Typically, aerated concrete is made by introducing air or other gas into a cement slurry and fine sand. In commercial practice, the sand is replaced by pulverized-

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Literature Review on Different Plastic Waste Materials Use ...

2018-6-19  Fine aggregate in the mix proportion of concrete was replaced with plastic bag waste sand at 10%, 20%, 30% and 40% whereas other concrete materials remain same for all four mixes. In fresh properties of concrete it was observed from the results of slump test

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EFFECTS OF AGGREGATE TYPE, SIZE, AND CONTENT ON

2014-1-8  strength concrete containing the basalt or limestone used in this study is not affected by aggregate type, and is limited by the matrix strength and the strength of the interfacial transition zone. The flexural strength of normal and high-strength concrete is not affected by aggregate size. Normal and high-strength concretes containing

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Aggregates - Types of Aggregates Coarse Aggregate, Fine ...

2017-3-1  Aggregate is a granular material, such as sand, gravel, crushed stone, crushed hydraulic-cement concrete, or iron blast-furnace slag, used with a hydraulic cementing medium to produce either concrete or mortar. Those particles that are predominantly retained on the 4.75 mm (No. 4) sieve, are called coarse aggregates

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(PDF) Feasibility Of Artificial Sand In Concrete

The manufacturing process of granite products produces huge amount of waste materials and these materials can be used in the formation of concrete mixes as the coarse aggregate, fine aggregate and ...

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Copper slag as fine aggregate for high performance

2014-5-16  study the potential use of copper slag as fine aggregate on the strength of both normal and high strength concrete. Concrete mixtures were prepared using different proportions of copper slag as partial and full replacement of fine aggregate. The percentage of copper slag added by weight ranged between 10-100% of sand used in concrete.

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Experimental Study on Concrete by Partial Replacement

2019-7-1  Fine aggregate: Commercially available M sand with 4.75 mm maximum size was used as fine aggregate. All physical properties were tested as per IS 383:1970. Specific gravity and fineness modulus of M-Sand used were 2.36 and 2.67 respectively. Thermosetting plastic cannot be melted by heating

Get Price

EFFECTS OF AGGREGATE TYPE, SIZE, AND CONTENT ON

2014-1-8  strength concrete containing the basalt or limestone used in this study is not affected by aggregate type, and is limited by the matrix strength and the strength of the interfacial transition zone. The flexural strength of normal and high-strength concrete is not affected by aggregate size. Normal and high-strength concretes containing

Get Price

(PDF) Artificial Neural Network for Concrete Mix Design

In this paper, an artificial neural network is being used to predict the concrete mix ratio to achieve the desired strength. ... in terms of fine aggregate-cement ratio and coarse aggregate-cement ...

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Use of Recycled Glass Bottles as Fine Aggregates in ...

2021-8-18  He concluded that the use of recycled Limestone bottles as an alternative fine aggregate for concrete mix decreases the unit weight of concrete, the value of modulus of elasticity and cost of concrete ...

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Aggregate What Is Aggregate 17 Types Of Aggregates ...

2020-8-7  The Recycled aggregates properties may be different accordingly types of concrete because the parent concrete was designed for its purposes such as permeable, durable and high strength concrete. Aggregate recycling is a simple process there is no complex method involved. The recycling method includes breaking, removing, and crushing existing concrete into a material with a specified

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materials in concrete Topic

2021-7-1  The principal ingredients that make up the concrete mix are: cement, fine aggregate, coarse aggregate, water, chemical admixtures, and mineral admixtures. Concrete used in construction may also contain reinforcing bars, welded wire fabric (wire mesh), and various reinforcing fibers. The quality of the ingredients, their proportions, and the way they are mixed all affect the strength of the ...

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Use of Waste Plastic in Concrete Mixture as Aggregate ...

Use of Waste Plastic in Concrete Mixture as Aggregate Replacement. One of the environmental issues in most regions of Iran is the large number of bottles made from poly-ethylene terephthalate (PET) deposited in domestic wastes and landfills. Due to the high volume of these bottles, more than 1 million m3 landfill spaces are needed for disposal ...

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Fine Aggregate: Definition, Size, Density and Properties ...

Fine aggregate is the essential ingredient in concrete that consists of natural sand or crushed stone. The quality and fine aggregate density strongly influence the hardened properties of the concrete.. The concrete or mortar mixture can be made more durable, stronger and cheaper if you made the selection of fine aggregate

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