aggregate replacing in concrete in ppt

  • Recycled glass as a partial replacement for fine aggregate ,

    partial replacement for fine aggregate in structural concrete is particularly attractive This project aimed to de-termine the level of glass replacement resulting in optimal compressive strength Three concrete samples were tested at 7 and 28 days, for glass replacement proportions of 15, 20, 25, 30 and 40% Compressive strength

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  • STUDY ON CONCRETE USING STEEL SLAG AS COARSE ,

    Thus the concept of replacement of coarse aggregate with steel slag and fine aggregate with ecosand seems to be promising In this study an attempt is made to use steel slag, a by-product from steel industry as replacement for coarse aggregate in concrete and eco sand which is a commercial by-product of cement

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  • Coconut Shell as Partial Replacement for Coarse Aggregate ,

    Coconut Shell as Partial Replacement for Coarse Aggregate: Review 213 While natural material is coconut shell as course aggregate will be investigate to replace the aggregate in concrete Lightweight concrete is typically made by incorporating natural or synthetic

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  • Coconut Shell as Partial Replacement of Coarse Aggregate ,

    Increase in percentage replacement by coconut shell reduces compressive strength of concrete Increase in percentage replacement by coconut shell increases workability of concrete Coconut Shell can be used as partial replacement of coarse aggregate in RCC concrete The following recommendations are made at the end of the study

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  • STUDY OF RUBBER AGGREGATES IN CONCRETE AN , - IJLRET

    properties necessary for the design of concrete mix with the coarse tyre rubber chips as aggregate in a systematic manner In the present experimental investigation, the M20 grade concrete has been chosen as the reference concrete specimen Scrap tyre rubber chips, has been used as coarse aggregate with the replacement of

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  • Use of Waste Materials As a replacement of Coarse ,

    May 15, 2013· Use of Waste Materials As a replacement of Coarse Aggregate in Concrete Mix , Well grinded pieces of these wastes should be checked for the replacement of fineaggregates in concrete mix7 Various combination of tyre materials can be used either crumbed or crushed , Clipping is a handy way to collect important slides you want to go back to .

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  • Waste glass powder as partial replacement of cement for ,

    Waste glass powder as partial replacement of cement for sustainable concrete practice Author links open overlay panel GM Sadiqul Islam a MH Rahman b Nayem Kazi a , Studies also focused on used of waste glass as aggregate in concrete production (Rashed, 2014, Taha and Nounu, 2009) Study on durability of concrete with waste glass pointed .

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  • An Experimental Study on Concrete by using E- Waste as ,

    being made in the construction industries to use non-biodegradable components of Electronic waste as a partial replacement of the fine or coarse aggregates in concrete The main aim of this study is to investigate the change in mechanical properties of concrete with the addition of Electronic waste in concrete

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  • Aggregates - SlideShare

    Nov 14, 2013· Coarse Aggregate Course aggregate basic material of the concrete Crushed stone or gravel used in concrete are called coarse aggregate and it will not, pass when it is dry through a sieve with ¼-inchdiameter 21 Types of coarse Aggregates Stone Ballast Gravel Brick Ballast Clinker 22

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  • REPLACEMENT OF NATURAL SAND IN CONCRETE BY WASTE PRODUCTS ,

    PDF | In this paper an attempt is made to present a state-of the-art review of papers on replacement of natural sand by by-products and recyclable materials This paper aims to deal with the .

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  • Utilization Of Waste Ceramic Tiles As Coarse Aggregate In ,

    aggregate as a partial replacement of natural aggregates in concrete in order to achieve sustainable development II AGGREGATE DEMAND The global market for construction aggregates has increased 52 percent per year through 2015 to 483 billion metric tons This represents a slower rate of

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  • partial replacement of aggregates in concrete ppt

    partial replacement of aggregates in concrete ppt , The study was made for the properties of concrete with coconut shells as the replacement of aggregate [2] The concrete with normal aggregate as well as coconut shell (CS) concrete with 10-20% coarse aggregate replacement with ,

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  • EFFECTS OF AGGREGATE TYPE, SIZE, AND CONTENT ON ,

    The effects of aggregate type, size, and content on the behavior of normal and high-strength concrete, and the relationships between compressive strength, flexural strength, and fracture energy are discussed The concrete mixtures incorporate either basalt or crushed limestone, aggregate sizes of 12 mm ('h in) or 19 mm (:Y in), and

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  • Green Concrete PPT | Construction Aggregate | Concrete

    Green Concrete PPT - Free download as Powerpoint Presentation (ppt / pptx), PDF File (pdf), Text File (txt) or view presentation slides online it is the ppt on concrete , Aggregates replace excess cement paste to give improved stability, less shrinkage and increase in strength & durability Less cement also generates less heat of hydration

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  • partial replacement of aggregates in concrete ppt

    partial replacement of aggregates in concrete ppt Products List Use of Waste Materials As a replacement of Coarse Aggregate in , May 15, 2013 , Aggregates are used in concrete for very specific purpos Aggregates , An emerging use is the production of concrete, in which tyre rubber particles partially replacenatural aggregat

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  • Concrete Design & Production - cementorg

    Coarse aggregate consists of either (or a combination of) gravel, crushed gravel, crushed stone, air-cooled blast furnace slag, or crushed concrete, with particles generally larger than 02 inch The maximum size of the coarse aggregates is generally in the range of 3/8 to 1 ½ inch Read more on why we use aggregates in concrete

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  • THE USE OF SAWDUST ASH AS FINE AGGREGATE ,

    Sawdust Ash (SDA) generated from rice mills is usually delivered to landfills for disposal Using of sawdust ash in concrete is an interesting possibility for economy on waste disposal sites and conservation of natural resources This paper examines the possibility of using sawdust ash as replacement in fine aggregate for a new concrete

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  • Preplaced Aggregate Concrete (PAC) - The Constructor

    Preplaced aggregate concrete is made by forcing into the voids of a mass of clean, graded coarse aggregate densely prepacked in formwork This concrete is used where placing conventional concrete is extremely difficult, such as where massive reinforcement steel and embedded items are present, in .

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  • Methods of Underwater Concrete Repair | Rehabilitation ,

    Nov 21, 2018· Underwater concrete structures are prone to damage due to many reasons There are some methods which are specially adapted to repair these damag Care should be taken to ensure that the damaged area is not contaminated before the application of the repair material The material used for the repair

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  • THE USE OF SAWDUST ASH AS FINE AGGREGATE ,

    Sawdust Ash (SDA) generated from rice mills is usually delivered to landfills for disposal Using of sawdust ash in concrete is an interesting possibility for economy on waste disposal sites and conservation of natural resources This paper examines the possibility of using sawdust ash as replacement in fine aggregate for a new concrete

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  • How to Patch Exposed Aggregate Concrete | Hunker

    The cement in a concrete slab usually holds the surface layer of aggregate in an exposed aggregate slab securely in place Sometimes, though, this hold fails, and pieces of the aggregate break away With the loss of the aggregate, the slab develops surface bald patches or depressions

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  • Recycled glass as a partial replacement for fine aggregate ,

    partial replacement for fine aggregate in structural concrete is particularly attractive This project aimed to de-termine the level of glass replacement resulting in optimal compressive strength Three concrete samples were tested at 7 and 28 days, for glass replacement proportions of 15, 20, 25, 30 and 40% Compressive strength

    Live Chat
  • COCONUT SHELL AS PARTIAL REPLACEMENT OF COARSE AGGREGATE ,

    It was advised that aggregate made from quartzite to be used for the concrete work The study was made for the properties of concrete with coconut shells as the replacement of aggregate [2] The concrete with normal aggregate as well as coconut shell (CS) concrete with 10-20% coarse aggregate replacement with coconut shell were made

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  • Advance Concrete-Aggregate replaced by Coconut Shell

    concrete is produced by adding coconut shells in different percentage (ie 25% and 50%) replacement in concrete 33 Test on ingredients materials The ingredients of concrete ie cement, fine aggregate, fine aggregate, coconut shells are tested before producing concrete,

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  • Methods of Underwater Concrete Repair | Rehabilitation ,

    Nov 21, 2018· Underwater concrete structures are prone to damage due to many reasons There are some methods which are specially adapted to repair these damag Care should be taken to ensure that the damaged area is not contaminated before the application of the repair material The material used for the repair

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