Effect Of Cement Replacement By Silica Fume And Fly Ash Ppt

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Effect of Cement Replacement by Silica Fume and Fly Ash ...

21-02-2020· Explore Effect of Cement Replacement by Silica Fume and Fly Ash with Free Download of Seminar Report and PPT in PDF and DOC Format. Also Explore the Seminar Topics Paper on Effect of Cement Replacement by Silica Fume and Fly Ash with Abstract or Synopsis, Documentation on Advantages and Disadvantages, Base Paper Presentation Slides for IEEE Final Year Civil …

Effect of cement replacement by silica fume and fly ash ...

Home / Blogs / Effect of cement replacement by silica fume and fly ash CHEMISTRY OF FLY ASH AND SILICA FUME The fly ash in concrete makes efficient use of product of hydration of cement such as calcium hydroxide (C-H) which is otherwise a source of weakness in normal cement concrete converts it into denser and stronger C-S-H ompounds by pozzolanic reaction.

Effects of Silica Fume and Fly Ash as Partial Replacement ...

The replacement levels of OPC by Silica Fume were 0%, 2.5%, 5%, 7.5%, 10%, 15% and 20% where replacement levels of OPC by Fly Ash were 0%, 5%, 10%, 15%, 20%, 25% and 30%. 1% super-plasticizer was used in all the test specimens for high performance (i.e., high workability at lower water-binder ratio) and to identify the sharp effects of Silica Fume and Fly Ash on the properties of concrete.

Effect of cement replacement by Silica fume and fly ash

Effect of cement replacement by Silica fume and fly ash By : Pranav Padmane Earlier notion of using high amounts of cement for concrete has now changed on favour of increased use of high amounts of mineral admixtures and super plasticizers with reduced amounts of cement …

EFFECT OF CEMENT REPLACEMENTS BY FLY ASH AND …

EFFECT OF CEMENT REPLACEMENTS BY FLY ASH AND SILICA FUME ON COMPRESSIVE STRENGTH OF CONCRETE. In developed countries, use of mineral admixtures such as fly ash and silica fume has already been adopted in making concrete. This includes commercial application on a large scale either for addition or for replacement of cement.

Effect of cement replacement by Silica fume and fly ash

Effect of cement replacement by Silica fume and fly ash By : Pranav Padmane Earlier notion of using high amounts of cement for concrete has now changed on favour of increased use of high amounts of mineral admixtures and super plasticizers with reduced amounts of cement …

Effects of Silica Fume and Fly Ash as Partial Replacement ...

The replacement levels of OPC by Silica Fume were 0%, 2.5%, 5%, 7.5%, 10%, 15% and 20% where replacement levels of OPC by Fly Ash were 0%, 5%, 10%, 15%, 20%, 25% and 30%. 1% super-plasticizer was used in all the test specimens for high performance (i.e., high workability at lower water-binder ratio) and to identify the sharp effects of Silica Fume and Fly Ash on the properties of concrete.

Effects of Fly Ash and Silica Fume on Interfacial Porosity ...

The additional replacement of cement by up 5% silica fume did not significantly change the pore size distribution and porosity of either the plain cement pastes or the fly ash cement pastes. Interfacial porosity, however, was significantly influenced by incorporating fly ash and silica fume in the mortars.

RESEARCH ON EFFECT OF SILICA FUME AND FLY ASH WITH …

with lesser amount of cement and partial replacement of cement and fine aggregate with silica fume and fly ash. Cement silica fume and fly ash all of these having same color ,the use of these product is also economical because less amount of cement will be use due to the partial replacement and also there will be growth in result.

Effect of Cement Replacements by Fly Ash and Silica …

Cement replacement levels by fly ash were 0, 10, 20, 30, and 40 percents and by silica fume were 0,4, 8, 12, and 16 percents. Thus a total of 25 mixtures were studied. Strengths at …

Effect of Replacement of Cement by Silica Fume

2) It has been observed that maximum compressive strength for SIFCON is obtained when 20% of cement is replaced by silica fume. Also it is observed that percentage increase in the compressive strength of SIFCON with 8% fibres, due to 20% replacement of cement by silica fume is 20.07%, 20.19%, 20.49%, 20.63% and 20.91% respectively for different aspect ratios of fibres.

A Review on Effect of Silica fume and Fly Ash on Concrete ...

cement and fine aggregate different percentage . It will be added in replacement of cement and fine aggregate. The fly ash and silica fume will be placed with same percentage if we have to mix 10 percent both then 5 percent silica fume and 5 percent fly ash will be replaced and the optimum percentage should be noted.

effect of partial replacement of cement by fly ash, rice ...

International Journal of Scientific & Engineering Research, Volume 3, Issue 6, June-2012 ISSN 2229-5518 1 Effect of Partial Replacement of Cement by Fly Ash, Rice Husk Ash with Using Steel Fiber in Concrete R. S. Deotale, S. H. Sathawane, A.R. Narde Abstract: In the ancient period, construction work was mostly carried out with help of mudstone from industry.

Fly ash concrete ppt - SlideShare

FLY ASH IN CONCRETE: Fly ash could be an expensive replacement for Portland cement in concrete and using it, improves strength, segregation and ease of pumping concrete. Fly Ash particles provide a greater workability of the powder portion of the concrete mixture which results in greater workability of the concrete and a lowering of water requirement for the same concrete consistency.

Differences between fly ash, slag and silica fume - Low ...

Home / Blog / Differences between fly ash, slag and silica fume Supplementary Cementitious Materials (SCM) are added to concrete mixtures for various reasons including improving durability, decreasing permeability, aiding in pumpability and finishability, mitigating alkali reactivity and improving the overall hardened properties of concrete through hydraulic or pozzolanic activity or both.

Effect of cement replacement by Silica fume and fly ash

Effect of cement replacement by Silica fume and fly ash By : Pranav Padmane Earlier notion of using high amounts of cement for concrete has now changed on favour of increased use of high amounts of mineral admixtures and super plasticizers with reduced amounts of cement …

Effect of Cement Replacements by Fly Ash and Silica …

Cement replacement levels by fly ash were 0, 10, 20, 30, and 40 percents and by silica fume were 0,4, 8, 12, and 16 percents. Thus a total of 25 mixtures were studied. Strengths at …

Effect of Cement on Silica Fume and Flyash | Fly Ash ...

EFFECT OF FLY ASH AND SILICA FUME ON CONCRETE. 1.0 INTRODUCTION. Earlier notion of using high amounts of cement for concrete has now changed on favour of increased use of high amounts of mineral ad-mixtures and super plasticizers with reduced amounts of cement and water in the concrete mixtures. Energy plays a crucial role in growth of developing countries, like India.

The Effect of Silica Fume and Fly Ash as Cement ...

concrete, with the presence of cement replacement material such as silica fume and fly ash, is needed to be discussed more to be used in pavement materials. The aggregate preliminary testing includes the weight of the content, the specific gravity and the aggregate absorption.

A Review on Effect of Silica fume and Fly Ash on Concrete ...

cement and fine aggregate different percentage . It will be added in replacement of cement and fine aggregate. The fly ash and silica fume will be placed with same percentage if we have to mix 10 percent both then 5 percent silica fume and 5 percent fly ash will be replaced and the optimum percentage should be noted.

Seminar Report on Effect Of Fly Ash And Silica Fume On ...

30-12-2013· Seminar Topics on Effect Of Fly Ash And Silica Fume On Concrete http ... PARTIAL REPLACEMENT OF CEMENT USING SILICAFUME AND ... Seminar Report : Seminar Topics : PPT - Duration: 1:24 ...

ROLE OF FLY ASH AND SILICA FUME ON COMPRESSIVE …

To study the effect of fly ash and silica fume in the compressive strength characteristic of high performance concrete specimens were cast and for the combination mentioned in Table 3 Fly ash has been used as cement replacement material for ( 0%, 10%, 20% and 25% ) cement replacement level with different values of Silica

Effect of Partial Replacement of Cement by Fly Ash and ...

Effect of Partial Replacement of Cement by Fly Ash and Metakaolin on Concrete Strength with M. Sand as Fine ... This has led to the use of cementitious materials such as fly ash, silica fume, ...

Fly ash concrete ppt - SlideShare

FLY ASH IN CONCRETE: Fly ash could be an expensive replacement for Portland cement in concrete and using it, improves strength, segregation and ease of pumping concrete. Fly Ash particles provide a greater workability of the powder portion of the concrete mixture which results in greater workability of the concrete and a lowering of water requirement for the same concrete consistency.

Silica Fume | Seminar Report, PPT, PDF for Civil Engineering

21-02-2020· Explore Silica Fume with Free Download of Seminar Report and PPT in PDF and DOC Format. Also Explore the Seminar Topics Paper on Silica Fume 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 2017 2018.