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what are the replacement materials for coarse aggregate

what are the replacement materials for coarse aggregate

Replacement Of Coarse Aggregate In Concrete

Aug 27, 2021  As concrete demand and conumption is increased rapidly demand of natural aggregate also rised. Similarly, the production of natural coarse aggregate is not sufficent ro satisfied these increased demand.Therefore, as a solution and to save enviroment the replacement of coarse aggregate in concrete is become essenetial.. Theare various

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What material can I use as a replacement of coarse ...

Answer (1 of 6): If you sar saying about hard irregular stones. Then there are many material as a replacement for coarse aggregate, but no one is better than a stone. Some material for replacement of stone 1. Glass 2. Wood pieces 3. Destructed concrete structure 4. Destructed bitumen road 5. M...

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Replacement Of Coarse Aggregate In Concrete - [Civil

Fine aggregate; Coarse aggregate; When the aggregate particle is not passed through the 4.75mm sieve as per IS standard is called coarse aggregate. The size of fine aggregate particles is less than 4.75mm. Why is the replacement material required instead of coarse aggregate? The cement, sand coarse aggregates are the vital material in ...

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Replacement of Coarse Aggregate by Using Naturally ...

coconut shell aggregate are prepared out of which the best result obtained from the replacement of coarse aggregate with coconut shell up-to 40%. The results which were obtained by replacing the aggregate by treated coconut shell aggregate gives 65% of compressive strength of conventional concrete.

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Replacement of coarse aggregate by Polyethylene ...

Replacement of coarse aggregate by Polyethylene Terephthalate in Light Weight Concrete: A Review Paper ... coarse aggregate from PET plastic waste is the result of the PET-heated to produce agglomeration and then it is cooled and crushed into aggregates that have variety of sizes with certain gradations. ... material such as PET and ...

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PARTIAL REPLACEMENT OF COARSE AGGREGATES WITH

coarse aggregate in the new concrete construction. LITERATURE REVIEW Various researches for the partial replacement of coarse aggregate with demolished concrete, which are related to my work, are as under: 1. Ravindrarajah, et al., (1987) [1] reported the effects of using crushed concrete as coarse and fine aggregates upon

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Aggregate Replacement - an overview ScienceDirect

Materials with particles the same sizes as conventional aggregates can often be considered as a replacement aggregate. Certainly, properties will be different due to difference in particle angularity, particle strength, grading, etc., but the same basic considerations are needed.

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Materials Free Full-Text Shrinkage Study and Strength ...

The replacement of 100% coarse aggregate with coconut shell and replaced cement with different percentages of ground granulated blast furnace slag (GGBS). The results revealed that the use of coconut shell for the entire replacement of coarse aggregate produces lightweight concrete, which ultimately reduces the compressive strength but achieves ...

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Study on Replacement of Coarse Aggregate by E-Waste in ...

alternative for coarse aggregate. Owing to scarcity of coarse aggregate for the preparation of concrete, partial replacement of E-waste with coarse was attempted. The work was conducted on M20 grade mix. The percentage of replacing coarse aggregate with E-waste in the range of 0%, 5%, 10%, 15%, and 20%.

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5 Eco-Friendly Alternative Aggregates for Concrete!

Nov 21, 2020  Alternative materials for coarse aggregate in concrete can be rubber, glass, expanded fly ash clay, or plastic materials. On the other hand, agro-wastes, to industrial by-products, alternative materials for fine aggregate in concrete can be of a wide variety. In the following section, you will get a brief idea on these aggregate alternatives.

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Use of Waste Materials As a replacement of Coarse ...

May 15, 2013  4) Specific Gravity Of Materials: Specific gravity of a material is given by- G= Ys/ Yw MATERIALS SPECIFIC GRAVITY COARSE AGGREGATE 2.927 FINE AGGREGATE 2.84 COCONUT SHELL 1.38 RUBBER TIRE 1.187 E-WASTE 1.3 5/15/2013 BHARATI VIDYAPEETH DEEMED UNIVERSITY COLLEGE OF ENGINEERING, PUNE 24

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What are the Materials for Replacement of Sand in Concrete ...

What are the Materials for Replacement of Sand in Concrete? A concrete mix necessarily contents cement, water, fine aggregate and coarse aggregate. Aggregate occupy about 60 – 70% volume of concrete. In this percentage 40 to 50

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(PDF) Mechanical Properties of Recycled Aggregate ...

Nov 21, 2021  The RCAs were used as replacement levels of 50% and 100% of Natural Coarse Aggregates (NCA). Hook-end steel fibres and SF were also used in the mixtures at the optimised replacement levels of 1% ...

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A Study of Concrete Made with Fine and Coarse Aggregates ...

This paper deals with the possibility of using fresh concrete waste as recycled aggregates in concrete. An experimental program based on two variables (proportion of fine aggregates replacement and proportion of coarse aggregates replacement) was implemented. The proportions of replacement were 0%, 50%, and 100% by mass of aggregates.

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(PDF) An Investigation of Concrete Properties with ...

Tests were conducted using three different water–cement (w/c) ratios, such as 0.42, 0.48, and 0.57, where PCA and PFA were used as 50% replacement of coarse

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Mechanical properties of concrete with foundry sand ...

Oct 09, 2021  The materials used for the used for the current experimental work are Ordinary Portland Cement OPC, Natural rived sand as fine aggregate FA, Crushed stones as Coarse aggregate CA, potable water, waste foundry sand WFS as FA replacement and waste coconut shell WCS as CA replacement . The following section provides details regarding various ...

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Impact of Chemically Treated Waste Rubber Tire Aggregates ...

Apr 15, 2020  As shown in Figure 4, the 28-day compressive strength of concrete reduces by 25% when 10% of coarse aggregate is replaced with rubber aggregate. For 20 and 30% replacements, the reduction of compressive strength was 56 and 62%, respectively. Therefore, it was decided that the optimal replacement percentage of coarse aggregates with rubber ...

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Materials Free Full-Text Utilization of Crushed ...

The exploitation of secondary- or waste materials in production processes has therefore a great potential which is not related solely to binders but also to fillers. In this light, this paper aims at thorough investigations of concrete mixtures with crushed concrete pavements as partial or full replacement of natural coarse aggregates.

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INVESTIGATION OF PROPERTIES OF CONCRETE WITH

Coarse aggregate, Seashells, compressive strength, flexural strength, split tensile strength. 1. Introduction In this research work properties of structural concrete when seashells are used as coarse aggregate replacement were studied. Most of the waste materials are non-bio degradable and

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The effect of recycled concrete aggregate properties on ...

Oct 01, 2011  Failure planes that occur through the coarse aggregate indicate that the strength of the coarse aggregate itself is the limiting strength factor. In the 30 MPa samples, the failure plane occurred mainly around the aggregate for all three aggregate types. Recall that all direct replacement mixtures have the same water–cement ratios and, as a ...

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EXPERIMENTAL STUDY ON CONCRETE BY PARTIAL

as partial coarse aggregates replacement material. ix) To find the optimum proportion (10%, 20% 30%) of Ceramic tile waste that can be used as a replacement substitute material for coarse aggregate in concrete x) To reduce the waste materials which comes from industries. material has enhanced the durability of RHA concretes and 1.2 SCOPE OF STUDY

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Egg Shell As A Fine Aggregate In Concrete For Sustainable ...

Coarse Aggregate: Coarse aggregate: Aggregates predominately retained on a No. 4 (4.75-mm) sieve are classified as coarse aggregate. Generally, the size of coarse aggregate ranges from 5 to 150 mm. For normal concrete used for structural members such as beams and columns, the maximum size of coarse aggregate is about 25 mm.

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Replacement of Coarse Aggregates with Jhamma Bricks for ...

Oct 16, 2018  Replacement of Coarse Aggregates with Jhamma Bricks for Preparation of Concrete Sankarsan Mohanty. Concrete is considered the world’s most used construction material. Typical concrete mixtures are comprised of

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(PDF) A Study on Replacement of Coarse Aggregate with ...

Variables included the source of the RCA, percentage of replacement of coarse natural aggregate with RCA (0% to 45%), and percentage of replacement of portland cement with Class F fly ash (0% or 20%).

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EXPERIMENTAL STUDY ON PARTIAL REPLACEMENT OF

ingredient in concrete thus offering alternatives to preserve natural coarse aggregate for future generation. Seashell is mainly composed of calcium and the rough texture make it suitable to be used as partial coarse aggregate replacement which provides an economic alternative to the conventional materials such as gravel.

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Use of Waste Materials As a replacement of Coarse ...

May 15, 2013  4) Specific Gravity Of Materials: Specific gravity of a material is given by- G= Ys/ Yw MATERIALS SPECIFIC GRAVITY COARSE AGGREGATE 2.927 FINE AGGREGATE 2.84 COCONUT SHELL 1.38 RUBBER TIRE 1.187 E-WASTE 1.3 5/15/2013 BHARATI VIDYAPEETH DEEMED UNIVERSITY COLLEGE OF ENGINEERING, PUNE 24

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What are the Materials for Replacement of Sand in Concrete ...

What are the Materials for Replacement of Sand in Concrete? A concrete mix necessarily contents cement, water, fine aggregate and coarse aggregate. Aggregate occupy about 60 – 70% volume of concrete. In this percentage 40 to 50

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Experimental Study on Alternative Material for ...

Nov 21, 2021  Abstract. This paper deals with the experimental study of physical and chemical properties of laterite sand, foundry sand, EPS beads, and recycled coarse aggregate (RCA), as a suitable replacement for conventional fine and coarse aggregate (FA CA).

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Effect of Partial Replacement of Fine and Coarse Aggregate ...

replacement of sand or partial replacement of coarse aggregate but in this research both the components has been used parallel at equal percentage. Ceramic Waste . The amount of ceramic tile waste on earth is enough for use as a coarse and fine aggregate in concrete. Ceramic tile is produced from natural materials sintered at high

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Palm Kernel Shell and Coarse Aggregate Download ...

However, another study found that PKS is a suitable material for the partial replacement of coarse aggregate for heavy, medium and light-traffic roads

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EXPERIMENTAL STUDY ON CONCRETE BY PARTIAL

as partial coarse aggregates replacement material. ix) To find the optimum proportion (10%, 20% 30%) of Ceramic tile waste that can be used as a replacement substitute material for coarse aggregate in concrete x) To reduce the waste materials which comes from industries. material has enhanced the durability of RHA concretes and 1.2 SCOPE OF STUDY

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Impacts of nonconventional construction materials on ...

Oct 30, 2020  Replacement of crushed walnut shell for both coarse and fine aggregate up to 15% reduced both compressive and split tensile strength, it is not advisable to choose this eco-friendly material . RHA and SBA was replaced for fine aggregate in concrete and found to achieve strength at 56 days in par with control mix [ 49 ].

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Study on Waste Marble as Partial Replacement of Coarse ...

Study on Waste Marble as Partial Replacement of Coarse Aggregate in Concrete Sarath Sunil, Nisha Varghese Abstract— Marble wastes is an industrial waste produced from cutting of marble stone for usage in various construction applications in India. Also, a large amount of marble is accumulating in the environment due to demolition of old structures having marble.

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Cockle Shell A Potential Partial Coarse Aggregate ...

types of waste materials have been investigated their potential to be used as partial coarse aggregate replacement material in concrete production such as oil palm shell [2], periwinkle shell [3], recycled coarse aggregate [4] and others. However, to the best of author’s knowledge no work has been reported on the use of cockle shells as ...

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Replacement of Coarse and Fine Aggregate by waste

is used as narrow coarse aggregates spare to natural coarse aggregates. The study is essential because the proposed material to replace coarse aggregates is waste product from construction. This will reduce the waste material from building as ceramic tile waste can be reused for concrete manufacture purposes. 4. MATERIALS USED AND TEST REPORT 4.1.

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The effect of recycled concrete aggregate properties on ...

Oct 01, 2011  Failure planes that occur through the coarse aggregate indicate that the strength of the coarse aggregate itself is the limiting strength factor. In the 30 MPa samples, the failure plane occurred mainly around the aggregate for all three aggregate types. Recall that all direct replacement mixtures have the same water–cement ratios and, as a ...

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