Aggregates ppt - LinkedIn SlideShare

28-4-2013· Sand obtained from bycrushing a good quality stone isexcellent fine aggregate.Mortar made with this sand is usuallyused in ashlar work (good quality ofwork). 12. 13Aggregates whose particles donot pass through 4.75 mm IS aretermed as coarse aggregates.Most commonly used coarseaggregates are crushed stone,gravel; broken pieces of burntbricks,etc.(2) Coarse Aggregates:

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production of artificial aggregates - casadicurascarnati.it

Artificial Sand As Fine Aggregates Ppt ppt on artificial sand as fine aggregatesStrength appraisal of artificial sand as fine aggregate in sfrc This paper presents the study of steel fiber reinforced concrete with artificial sand as fine aggregateProduction Of Artificial Aggregate Ppt Free Quote ...

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Study On Concrete With stone Dust Seminar ppt

Aggregates SlideShare. ppt on use of stone dust as a fine aggregate:Nov 14 2013 · Aggregates River Sand River Sand obtained from the banks and beds of rivers is also coarse and fine Coarse sand is best for use in construction works Sea Sand This sand is obtained from the shore of sea The shape of this sand is rounded Due to water of sea it mixes with different chemicals Stone Dust This is the ...

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artificial sand as fine agrigate - soireeplage.be

:: ARTIFICIAL SAND. 20071026surface texture of both fine and coarse particles The gradation of coarse and fine aggregate is very important Very fine sand is not remended for concrete purpose The fines content in the sand below 600 microns should be about 30 to 50 % This will be a ideal sand for concrete work as well as masonry and plaster work

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Types of Aggregates-Natural and Artificial Aggregates

The sand is coarser than silt and finer than gravels. The major compound that consist is sand is silica. The silica is occupying in the sand in the form of quartz. The diameter of the sand particles ranges from 0.075mm to 4,75mm. The sand is used as the fine aggregates for …

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ppt of artificial sand « BINQ Mining

Artificial Intelligence for Games PPT (1) Computer Science Seminar … Artificial Intelligence for Games PPT,Ask Latest information,Abstract,Report, Presentation (pdf,doc,ppt),Artificial Intelligence for Games PPT technology discussion,Artificial … Artificial sand, Guest, 2, …

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Artificial Sand - What Is It and How to Make It - Fote ...

How is the global sand and gravel aggregate market performing? As the demand for aggregates from China, Africa, Latin America, Europe,etc. will continue to rise, and the price of artificial sand will also increase, the outlook for the global aggregate market for sand and gravel is worth looking forward to.. 1.

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Lecture 4. Aggregates - Aalto

• Natural aggregates consists of rock fragments that are used in their natural state, or are used after mechanical processing such as crushing, washing, and sizing. • Some natural aggregate deposits, called pit -run gravel, consist of gravel and sand that can be readily used in concrete after minimal processing.

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Sand - LinkedIn SlideShare

23-4-2015· Crushed Stone Sand / Artificial Sand It is a substitute for River Sand, fine aggregates which manufactured by crushing either granite or basalt rock using 3 stage crushing process. 14. Classification on the basis of size of particles 15. Fine sand The sand passing through a sieve with clear openings of 1.5mm is known as fine sand.

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PPT – AGGREGATE PowerPoint presentation | free to view ...

Aggregates may be NATURAL or MANUFACTURED Natural aggregates sand, gravel, crushed rock Manufactured aggregates blast furnage slag Aggregates may also be COARSE or FINE or FILLER Coarse aggregates gt 4.76mm Fine aggregates 0.075mm 4.76mm Filler lt 0.075mm 2 COARSE AGGREGATE properties Strength (kekuatan) and toughness

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of beach sand as fine aggregate for concrete ppt

Apr 25, 2012· Sand is commonly used as the fine aggregate in cement concrete Both natural and artificial sands are used for this purpose Functions of sand: 1 It fills the voids existing in the coarse aggregate 2 It reduces shrinkage and cracking of concrete 3 By varying the proportion of sand concrete can be prepared economically for any required.

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Study On Concrete With stone Dust Seminar ppt

Aggregates SlideShare. ppt on use of stone dust as a fine aggregate:Nov 14 2013 · Aggregates River Sand River Sand obtained from the banks and beds of rivers is also coarse and fine Coarse sand is best for use in construction works Sea Sand This sand is obtained from the shore of sea The shape of this sand is rounded Due to water of sea it mixes with different chemicals Stone Dust This is the ...

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Construction aggregate - Wikipedia

Construction aggregate, or simply aggregate, is a broad category of coarse- to medium-grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates.Aggregates are the most mined materials in the world. Aggregates are a component of composite materials such as concrete and asphalt concrete; the aggregate serves as ...

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Difference Between Fine and Coarse Aggregate - Civil ...

Fine aggregates are the particles that pass through 4.75 mm sieve and retain on 0.075 mm sieve. Coarse aggregates are the particles that retain on 4.75 mm sieve. 3: Materials: Sand, surki, stone screenings, burnt clays, cinders, fly ash, etc are used as fine aggregate in concrete.

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Lecture 4. Aggregates - Aalto

• Natural aggregates consists of rock fragments that are used in their natural state, or are used after mechanical processing such as crushing, washing, and sizing. • Some natural aggregate deposits, called pit -run gravel, consist of gravel and sand that can be readily used in concrete after minimal processing.

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Use of sea sand as fine aggregate in concrete making

Concrete is a mixture of cement, coarse aggregates, fine aggregates or sand and water. The approximate ratios of these components are as below: Based on the ratios and the anticipated cement consumption in the country, the expected requirement of sand …

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An Investigation into the Use of Manufactured Sand as a ...

2-6-2016· 1. Introduction. In many countries sources of natural sand for use as an aggregate in construction are becoming scarce as sand pits are exhausted and environmental legislation prevents dredging [1,2,3].This is driving the need to source alternative aggregates, such as those from construction and demolition waste.

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IS 383 (1970): Specification for Coarse and Fine ...

2.1.1 JVuttrral Sand - Fine aggregate resulting from the natural disinteg- ration of rock and which has been deposited by streams or glacial agencies. 2.1.2 Crushed Stone Sand - Fine aggregate produced by crushing hard stone. 2.1.3 Crushed Grace1 Sand - …

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EXPERIMENTAL STUDY OF EFFECT OF ARTIFICIAL SAND AND ...

Artificial sand is manufactured from crushing of local chury, stone chips and demolished concrete fines while the artificial aggregates are prepared from demolished structures. In the first phase of the study, the specimen of standard cube of ... Concrete with artificial sand and aggregates design results are satisfactory. 6.

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What is the difference between fine aggregate and coarse ...

Fine Aggregate : If the aggregate size is less than 4.75mm, then it is called as Fine aggregate. The minimum size of fine aggregate is 0.075mm is preferred for concreting works Coarse Aggregate : If the aggregate size is more than 4.75mm, then it ...

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Use of sea sand as fine aggregate in concrete making

Concrete is a mixture of cement, coarse aggregates, fine aggregates or sand and water. The approximate ratios of these components are as below: Based on the ratios and the anticipated cement consumption in the country, the expected requirement of sand …

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EFFECT OF MANUFACTURED SAND AS A REPLACEMENT FOR FINE ...

EFFECT OF MANUFACTURED SAND AS A REPLACEMENT FOR FINE AGGREGATES IN CONCRETE AMZ Zimar *, GKPN Samarawickrama, WSD Karunarathna, S Jayakody ... artificial sand and crushed-stone sand.

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QUALITY ASSURANCE for AGGREGATES - Indian Railways

Organic matters in fine aggregates (sand) are usually found due to presence of vegetable matter. Even vary small fraction of organic matter will delay or prevent the hardening of concrete. Chlorides, if present in fine aggregates will not be harmful to concrete or mortar but …

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Aggregates - Types of Aggregates | Coarse Aggregate, …

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. Those particles passing the 9.5 mm (3/8 inch)

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EXPERIMENTAL STUDY OF EFFECT OF ARTIFICIAL SAND AND ...

Artificial sand is manufactured from crushing of local chury, stone chips and demolished concrete fines while the artificial aggregates are prepared from demolished structures. In the first phase of the study, the specimen of standard cube of ... Concrete with artificial sand and aggregates …

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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 on basis of grading zone, particle shape and surface texture, abrasion ...

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What is the difference between fine aggregate and coarse ...

Fine Aggregate : If the aggregate size is less than 4.75mm, then it is called as Fine aggregate. The minimum size of fine aggregate is 0.075mm is preferred for concreting works Coarse Aggregate : If the aggregate size is more than 4.75mm, then it ...

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Types of Sand Used in Construction

This sand is very much useful for construction purpose such as plastering and so on. Crushed Stone Sand/ Artificial Sand/ M Sand. It is a substitute for River Sand, it is also known as fine aggregates which are manufactured by crushing either granite or basalt …

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Replacement of Natural Sand with Efficient Alternatives ...

sand, and gravel that hardens into a super-strong building material. Aggregates are the important constituents in the concrete composite that help in reducing shrinkage and impart economy to concrete production. River Sand used as fine aggregate in concrete is derived from river banks. River sand has

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Study on Compressive Strength of Quarry Dust as Fine ...

The concept of replacement of natural fine aggregate by quarry dust which is highlighted in the study could boost the consumption of quarry dust generated from quarries. By replacement of quarry dust, the requirement of land fill area can be reduced and can also solve the problem of natural sand scarcity. The availability of sand at low cost as a fine aggregate in concrete is not suitable and ...

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