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01-01-2016· Objectives x To identify that e-waste can be disposed by using them as construction material. x Replacement of e-waste as coarse aggregate. x To limit the amount of toxic substances in certain electronic product. x To develop and improve the technology for e-waste management. x To reduce the pollution due to recycling of e-waste in the un-organized section. x To determine the …
03-12-2020· The percentage of replacing coarse aggregate with E-waste in the range of 0%, 5%, 10%, 15%, and 20%. Finally the mechanical properties and durability of the concrete mix specimens obtained from the addition of these materials is compared with control concrete mix.
Coarse Aggregate: Review Akshay S. Shelke, Kalyani R. Ninghot, Pooja P. Kunjekar, ... strength & split tensile strength using the mix made by replacing coarse aggregate with crushed coconut shell aggregate were reviewed in the present work. ... alternative materials in place of natural aggregate in concrete production makes
coarse aggreates replacing materials. Replacement of Coarse Aggregate by Using Naturally Cited by: 1. What are the replacement materials for coarse . You cant replace, coarse aggregates as the 70% of volume of concrete is madeup out of it.
2019-7-1 · evaluate effects of replacing aggregate (coarse and fine) with that of slag on various concrete properties. In this study, concrete of M20 and M30 grades were considered for a replacements of 0, 25%, 35%. 45%, 55%, 65% and 75% of aggregates (Fine) by slag.
15-05-2013· The material wassieved and split into two groups of tyre aggregate: coarse rubber aggregate (19-10mm) and fine rubberaggregate material (10-4.75 mm). The shape of the rubber aggregate was observed to be sub-angular. Itcan be seen that there is a very considerable loss in strength with respect to the average results of thecontrol mixes.
coarse aggreates replacing materials A Study on Partial Replacement of Natural Granite A Study On Partial Replacement Of Natural Granite Open Access Journal Page 32 (Owens, 1993)8 has stated that Light weight aggregate concrete is used for structural purposes since the 20th century.
What Are The Materials That Can Be Replaced As Coarse Aggregate In Concrete? Coconut Shell. The coconut shell can be used as a coarse aggregate in concrete. It has functional resistance capacity... E-waste For Partial Replacement. E-Waste, another major threat to the world with its large volume of ...
Aggregates are usually described as inert "filler" material of either the fine (sand) or coarse (gravel) ... the new bricks like fly ash bricks came into field replacing the old lime bricks, whereas the cementing material like mud, ... coarse aggregate of different percentages and partially replaced cement for fly ash with constant percentage.
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%. Finally the mechanical properties and durability of the concrete mix specimens obtained from the addition of these materials is compared with control concrete mix.
It is advisable to not replace gravels with other consituents as possible as you can. Ofcourse coarse aggregates can be replaced with broken concrete debris however we are compromising the quality of resultant concrete upto some level that doesnt ...
You cant replace, coarse aggregates as the 70% of volume of concrete is madeup out of it. Coarse aggregates are particles of size more than 4.75mm and can be found in any shape like round, cubical, irregular, flaky, elongated etc. Currently in mks...
aggregates as coarse aggregates in concrete. A modified concrete is prepared by replacing coarse aggregates in concrete with rubber aggregates by varying the replacement proportion of 20% and 25%. cubes and cylinder for each percentage of replacement are casted and tested after 7 …
DOTD TR 113-15 Rev. 12/15 Page 4 of 19 DEFINITIONS For the purposes of this test procedure, the following definitions will apply. Coarse Aggregate – Naturally occurring or manufactured materials that are retained on the 4.75 mm (No. 4) sieve.
In limited quantity gravel or coarse aggregate can be replaced with lightweight aggregate (blast furnace slag etc) or heavyweight material for the purpose required.
coarse aggreates replacing materials Replacement Of Coarse Aggregate In Concrete - [Civil Planets] Fine aggregate; Coarse aggregate; When the aggregate particle is not passed through the 4.75mm sieve as per IS standard is called coarse aggregate.
This present research was on the comparison of the efficacious use of basalt and granite as coarse aggregates in concrete work. In order to obtain the basis for comparison, physical and structural tests were conducted on the different materials of the concrete and the concrete samples respectively.
1.Size of Coarse Aggregates: The size of the coarse aggregate depends on the use of the concrete is to be poured. For large-scale concreting operations without complex reinforcement, large aggregates of size 80 mm, 40 mm, 20 mm are used. For the simple construction of residential or other buildings, 20 mm is the maximum size will be used.
01-01-2020· An experimental study of replacing conventional coarse aggregate with E-waste plastic for M40 grade concrete using river sand. ... To attain the maximum strength and good bonding between the materials utmost care was taken during mixing the materials when coarse aggregates were replaced by E-Waste plastic.
of coarse aggregate with coconut shell. III. MATERIALS USED In the present investigation, the following materials are used: 1. Ordinary Portland cement 53 grade 2. Robo sand (Quarry dust) as Natural sand 3. Crushed stone as Coarse aggregate of size 20mm 4. Coconut shells as partial replacement of Coarse aggregate 5. Water IV. PROPERTIES OF ...
coarse aggreates replacing materials. Aggregates are the most mined materials in the world. Aggregates - Portland Cement Association. Coarse aggregates are any particles greater than 0.19 inch, but generally range between 3/8 and 1.5 inches in diameter. Gravels constitute the majority of coarse aggregate used in concrete with crushed stone ...
Replacement of coarse aggregate by Polyethylene Terephthalate in Light Weight Concrete: A Review ... utilization and preparations of plastic materials and their effect on the physical and mechanical properties ... Replacing or compensating for plastic and material is a practice that has become widespread of late, given the increasing trend ...
shell concrete it is found that the course aggregate in concrete can be replaced by coconut shell and it gives 65% strength that of conventional concrete. From references it reflects that there is study on partial replacement coarse aggregate by coconut shell is done. Also rubber latex is used for increasing strength of concrete.
01-03-2017· 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)
need to use recycled ceramic aggregates materials in concrete in an environmental friendly way. The study is aimed at investigating the "Effects of Replacing Partially Coarse Aggregate with Broken Ceramic Tiles in Con-crete Production" while the objectives are to determine physi-cal properties of aggregates to be used, determine workability