influence of manufactured sand on high strength concrete ppt

Influence of -value of manufactured sand ... - SpringerLink

The experimental results show that the value is not related with the limestone dust content of MS, but in direct proportion to clay content. With the increase of value, the concrete workability decreases, and the flexural strength and 7 d compressive strength reduce markedly, whearas the 28 d compressive strength is not affected.

EFFECTS OF AGGREGATE GRADATION ON THE …

Keywords: aggregate size, concrete workability, compressive strength, granite chippings, concrete properties. Introduction . Concrete is a miure oxt f water, cement or binder and aggregates and is a commonly used material for construction. (Barritt, 1984). The strength of concrete depends on aggregate type, size and

STRENGTH AND DURABILITY PROPERTIES OF HIGH …

increase in strength and durability properties of high performance concrete by addition of manufactured sand as a complete replacement of natural sand. Keywords: high performance concrete, manufactured sand, natural sand, strength and durability. INTRODUCTION Concrete is a mixture of hydraulic cement,

Factors Affecting Strength of Concrete - The Constructor

Factors Affecting Strength of Concrete. Concrete strength is affected by many factors, such as quality of raw materials, water/cement ratio, coarse/fine aggregate ratio, age of concrete, compaction of concrete, temperature, relative humidity and curing of concrete.

Influence of manufactured sand characteristics on strength ...

Highlights Manufactured sand characteristics have a great influence on pavement performances of concrete. Increasing rock microfines amount to 20% will increase strength and improve abrasion resistance of concrete. Sand with both large roughness and low crushing value is beneficial to enhance flexural strength and abrasion resistance. Concrete abrasion resistance has not relation with silicon ...

AN EXPERIMENTAL STUDY OF USING MANUFACTURED …

state in India. In this Study, The compressive Strength and Workability of concrete are studied while natural river sand is replaced by manufacture sand. Keywords: Concrete, Compressive Strength, Manufactured sand, river sand replacement I. INTRODUCTION Concrete is one of the most widely used construction materials in the world.

Effect of Manufactured Sand on Mechanical Properties of ...

Effect of Manufactured Sand on Mechanical Properties of Concrete Vaishali.P 1, Dr. G.Dhanalakshmi, M.E., ... Now the sand available contains very high amount of silt ... The Split Tensile Strength of the concrete having M-sand obtained from Karur is 14.6% and 32.49% higher than that of the concrete having Pudukottai and Padalur ...

AN EXPERIMENTAL INVESTIGATION OF HIGH STRENGTH …

High strength concrete replaced manufactured sand is the more advantage in the Construction industry. The main objective of High strength concrete to develop the compressive strength of concrete by replacing Natural sand into Manufacture sand and using admixture. To examine the workability of manufactured sand and using admixture in concrete.

Effects of manufactured-sand on dry shrinkage and creep of ...

Jun 15, 2008· Abstract. The influences of natural sand, manufactured-sand (MS) and stone-dust (SD) in the manufactured-sand on workability, compressive strength, elastic modulus, drying shrinkage and creep properties of high-strength concrete (HSC) were tested and compared.

Effect of replacement of River sand by M-sand in high ...

Effect of replacement of River sand by M -sand in high strength concrete Mani kandhan.K.U 1, Sathya kumar.N 2, Sakthivel.R 3 1,2,3 Department of civil engineering, Bannari amman institute of technology Abstract ² During the past few decades C ommon River san d has become expe nsive due to excessive cost of transport from natural sources.

PERFORMANCE OF HIGH STRENGTH CONCRETE PARTIALLY …

having strength 60 MPa or more are known as high strength concrete. 1.3 investigationManufactured Sand better Manufactured sand is defined as a purpose made state. crushed fine aggregate produced from suitable source materials. Manufactured sand has been produced by variety suitable

High Performance Concrete Seminar PPT with pdf report

High Performance Concrete Seminar and PPT with pdf report: It is a concrete mixture, which holds high durability and high strength when compared to conventional concrete.This page contains High Performance Concrete Seminar and PPT with pdf report.

"Effect of Magnetic Water on Engineering Properties of ...

This research investigates the influence of magnetic water on compressive strength and workability (consistence) of concrete. Results show that the compressive strength of concrete samples prepared with magnetic water increases 10-20% more than that of the tap water samples. In the present study, increasing in compressive strength of concrete is

HIGH STRENGTH CONCRETE PPT - SlideShare

Mar 30, 2015· HIGH STRENGHT CONCRETE: • High-strength concrete has a compressive strength greater than 40 MPa. • High strength concrete is made by lowering the water cement (W/C) ratio to 0.35 or lower. • Due to low w/c ratio it causes problem of placing,to overcome from this superplasticizer used.

Effect of Partial Replacement of Cement by Silica Fume on ...

its influences on the properties of fresh and hardened concrete. In the present study, an attempt has been made to ... production of high strength concrete for practical application. The use of silica fume as a pozzolana has ... Zone II sand, 12.5 mm and 20 mm down graded aggregate, commercial Silica Fume Grade 920-D (specific surface = 21.4 ...

Effect of silica fume in concrete | Silica fume supplier ...

Effect of silica fume in concrete strength. The application of silica fume to concrete has no major changes to the early strength (1d and 2d) of concrete, but has a greater influence on the 3d to 28d strength of concrete, which can significantly increase the strength of concrete. Effect of silica fume in impermeability of concrete

Lecture 5. Concrete - Aalto

Lecture 5. Concrete Prepared by: Fahim Al-Neshawy, D.Sc. (Tech.) ... By varying the proportion of sand concrete can be prepared economically for any required strength 4. It helps in hardening of cement by allowing the water through its voids. ... production of high-strength concrete at w/c's ranging from 0.3 to 0.4. High workability concrete.

Experimental Investigation on The Effect Of M-Sand In High ...

clay present in the sand reduce the strength of the concrete and holds dampness. A few alternatives have come up for the industry to bank on of which manufactured sand or M-sand, as it is called, is found to be the most suitable one to replace river sand.

Foam Concrete -Materials, Properties, Advantages and ...

Foam concrete is a type of lightweight concrete that is manufactured from cement, sand or fly ash, water, and the foam. Foam concrete is in the form of foamed grout or foamed mortar. Foam concrete can be defined as a cementitious material that consists of minimum 20 percent of foam, that is ...

Influence of Stone Dust in Manufactured Sand on Resisting ...

In China, manufactured sand has been widely used as fine aggregate in concrete. Therefore, it is necessary to investigate the effect of manufactured sand on durability of concrete. This research studies the influence of stone dust content in manufactured sand on resisting chloride penetration in marine concrete by strength and other physical mechanical tests, XRD, TGA and pore structure …

Development of High Performance Concrete and Evaluation of ...

concrete with a water binder ratio of 0.33 and a slump in the range of 8 to 9 inches. Workability characteristics of the fresh concrete are analyzed and hardened concrete properties tested in this research are compressive strength, chloride ion permeability, and creep and drying shrinkage properties.

Influence of the Value of Manufactured Sand on the ...

In this paper, influence of micro-fines on the manufactured sand and influence of manufactured sand containing micro-fines on concrete is studied. Using the value of manufactured sand to control the content of micro-fines in manufactured sand. The experimental results show that if value is less than 1.0, content of micro-fines is less than 15%, concrete keeps a high level of compressive ...

HIGH-STRENGTH STRUCTURAL LIGHTWEIGHT CONCRETE

concrete member, This bubble is accountable for a superior freezing and thawing resistance and thermal reduce conductivity, low water absorption, high tensile strength, high fire resistance and sound retention, and corrects deficiencies in the sand that causes bleeding.

CHAPTER 5 FRESH AND HARDENED PROPERTIES OF …

FRESH AND HARDENED PROPERTIES OF CONCRETE WITH MANUFACTURED SAND 5.1 GENERAL The material properties, mix design of M 20, M 30 and M 40 ... is high in natural sand. Manufactured sand is angular in shape and the rough ... Hence the splitting tensile strength slightly increases for concrete with manufactured sand due to the angular particles in it.

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

M sand - SlideShare

Dec 10, 2015· M20 grade concrete mix meet this requirement when M-sand is used as fine aggregate. Bond strength 13.9 MPa for river sand and 14.1 MPa for M-sand Stress-strain characteristics of concrete The strain corresponding to peak stress is 0.0017 and 0.0021 for the concrete using river sand and M-sand respectively. Compressive and flexural strength of ...

High-Performance Concrete - America's Cement Manufacturer

High-early-strength concrete is used for prestressed concrete to allow for early stressing, precast concrete for rapid production of elements, high-speed cast-in-place construction, rapid form reuse, cold-weather construction, rapid repair of pavements (to reduce traffic downtime), fast-track paving, and several other uses.

Influence of Pore Structure on Compressive Strength of ...

This paper describes an experimental investigation into the pore structure of cement mortar using mercury porosimeter. Ordinary Portland cement, manufactured sand, and natural sand were used. The porosity of the manufactured sand mortar is higher than that of natural sand at the same mix proportion; on the contrary, the probable pore size and threshold radius of manufactured sand mortar are finer.

High Performance Concrete | Seminar Report, PPT, PDF for ...

Explore High Performance Concrete with Free Download of Seminar Report and PPT in PDF and DOC Format. Also Explore the Seminar Topics Paper on High Performance Concrete with Abstract or Synopsis, Documentation on Advantages and Disadvantages, Base Paper Presentation Slides for IEEE Final Year Civil Engineering CE or IEEE Civil Construction BTech, BE, MTech Students for the year …

Influence of manufactured sand's characteristics on its ...

May 30, 2018· Manufactured sand (MS) is widely considered as an alternative of the river sand (RS) recently, and to clarify the influence significance and influence mechanism of MS characteristic parameters on its concrete performance is essential to its scientific application.

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