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nano silica concrete ppt

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Nano concrete ppt3 - LinkedIn SlideShare

Mar 14, 2011· nano concrete megha ballari and prachi borkar vi sem civil

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Nano Concrete PPT | Play PPT

Nano particles used in the concrete will have a size ranging from few nanometers to 100 micrometers. If these nano particles are operated with nano tubes and sensible nano silica particles, then very strong and tough cement can be developed with increased properties.

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Nano concrete ppt - SlideShare

NANO SILICA • It Is the first Nano product that replaced the micro silica. • Advancement made by the study of concrete at Nano scale have proved Nano silica much better than silica used in conventional concrete. Nano silica 14.

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(PDF) Experimental Study on Partial Replacement of Cement ...

The main objective of this work is to study the mechanical strength and durability of the concrete when the particular cement dosage in concrete in replaced with Nano silica powder. However it is expected that the use of Nano-silica in concrete

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Low dosage nano-silica modification on lightweight ...

Ordinary Portland cement (P.O 42.5) was used as the binder material and the expanded shale ceramsite, with density of 0.45 g/cm 3 and water absorption ratio of 2.5% by weight, was used as lightweight aggregate in this study. Commercially available nano-silica (SiO 2) (provided by Hefei Liangziyuan Co. in Anhui Province) was chosen as modifier.The average size of the nano-SiO 2 was about 30 nm ...

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Advance Construction Material – Micro Silica In Concrete

The compressive strength of high strength concrete with OPC and silica fume concrete at the age of 3, 7, 14 and 28 days are presented in table3.5.here is a significant improvement in the strength of concrete because of the high pozzolanic nature of the micro silica and its void filling ability.

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An Investigation of Nano Silica in the Cement Hydration ...

AN INVESTIGATION OF NANO SILICA IN THE CEMENT HYDRATION PROCESS Jonathan S. Belkowitz1 and Dr Daniel Armentrout2 ABSTRACT With the advent of nano technology, materials have been developed that can be applied to high performance concrete mix designs. Nano silica …

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Nano Concrete Seminar PPT and PDF Report - Study Mafia

Jun 07, 2016· Nano Concrete Seminar PPT and PDF Report. Nano materials. Carbon Nanotubes. Nano-silica. Polycarboxylates. Properties of carbon nano tubes. CNT are also highly flexible. Mechanically, CNT appear to be the strongest material. The smaller diameters. Stiffest and strongest fibers. Benefits of Nano Concrete

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Nanosilica - an overview | ScienceDirect Topics

They also recorded that the abrasion resistance of concrete decreases with its nanoparticle content and that the abrasion resistance of concrete containing nano-TiO 2 is higher than that containing the same amount of nano-SiO 2. Chen and Lin (2009) used nano-silica particles to improve the performance of sludge/clay mixtures for tile production ...

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Nano concrete ppt - LinkedIn SlideShare

Nov 01, 2016· NANO SILICA • It Is the first Nano product that replaced the micro silica. • Advancement made by the study of concrete at Nano scale have proved Nano silica much better than silica used in conventional concrete. Nano silica 14.

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Nano Concrete | Nanotechnology | Concrete

BENEFICIAL ROLE OF NANO-SILICA. IN CEMENT BASED MATERIALS. Presented By: R.MANJULA H.T. No.: 16011D2004 M. Tech Civil Structures JNTU HYDERABAD INTRODUCTION. Nanotechnology is one of the most active research area which has wide applications in almost all the fields. As concrete is most usable material in construction industry its been required to improve its quality.

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EXPERIMENTAL STUDY ON HIGH STRENGTH CONCRETE …

100 nm. Nano technology applied to concrete includes the use of nano materials like nanosilica (Sobolev and Gutierrez2005)Nano silica improves the microstructure water and reduced the permeability of concrete thus making it more dense and durable (Sham Sai,Perotiet et.al 2012) Nano silica can be used as an additive to eco concrete mixtures.

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China Nanometer Silica Nano Silica Used in Concrete ...

Silica, Nanometer, Nano Silica manufacturer / supplier in China, offering Nanometer Silica Nano Silica Used in Concrete Admixture, Polycarboxylate Superplasticizer 50% Liquid OS-42A, Sodium Naphthalene Formaldehyde Sulfonated Na2so4 5%Max and so on.

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Silica Awareness - PEC

PPT-SM-SILICA 2014 Silica Dust . Silica dust can be found in numerous industrial operations • Hydraulic fracturing ( fracking) and sandblasting – The sand used in fracking and sandblasting contains up to 99% silica • Abrasives such as sandpaper and grinding and polishing agents • Drilling, crushing, loading, hauling, and dumping of rock 4

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PowerPoint Presentation

Crystalline silica is a common mineral found in the earth's crust. Concrete, mortar, sand, and stone are some materials that contain crystalline silica. It is also used to make products, such as bricks, ceramics, glass, pottery, and artificial stone. PPT-SM-S 2017

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The Effect of Nano Silica on Mechanical Properties of Concrete

The numerous exploitative works have been done since two decades by utilizing Nano materials, such as Nano silica, Nano alumina etc., to accomplish a high strength and to increase the durability of concrete. On the principle of environmental sustainability, fly ash is used for fractional substitution of cement. The present work concentrates principally towards the addition of Nano silica ...

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EXPERIMENTAL STUDY ON COMPRESSIVE STRENGTH OF …

Workability of concrete with use of nano-silica improve upto a limit than it decreases. The workability is in escalating order upto 2.5% of replacement of Nano-Silica with cement. The Compressive Strength of partially replaced cement by nano silica concrete of grade M 25 for

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NANO CONCRETE ORIGINAL |authorSTREAM

NANO SILICA • • It Is the first Nano product that replaced the micro silica. Advancement made by the study of concrete at Nano scale have proved Nano silica much better than silica used in conventional concrete.

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PPT – What is Nano Technology PowerPoint presentation ...

Carbon Nano-Tubes Titanium dioxide (TiO2) Use of Nano silica Use of (TiO2) Use of Carbon nano tubes Particle packing in concrete can be improved by using ... – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow.com - id: 44fcc7-NGVlM

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NANO CONCRETE - easystudy.info

nano concrete ppt3.ppt (Size: 517.5 KB / Downloads: 3,480) INTRODUCTION • Nanotechnology is one of the most active research areas which has wide applications in almost all the fields. • As concrete is most usable material in construction industry it's been required to improve its quality.

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Nano Concrete | Seminar Report, PPT, PDF for Civil Engineering

The most commonly amorphous type of nano-silica is used in the formation of nano-concrete [34,42,[59][60] [61] [62]. Nano-silica particle size varied in the range of 5-658 nm for different types ...

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Use of nano-silica in cement based materials—A review

use of nano-silica in paste, mortar and concrete is presented which provides an insight in the use of nano-silica in recent past. It also provides the current development of application of nano-silica with future trend/potential and implication of nano-silica in cement-based materials. Received: 07 October 2014 Accepted: 26 July 2015

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Beneficial Use of Nano-Silica in Concrete: A Review

Nano-silica and its use in cement-based materials, especially concrete, has been the focus of many scientific studies. This is because cement production is an energy-intensive process and because concrete is the most used construction material worldwide.

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(PDF) THE USE OF NANOPARTICLE ADMIXTURES TO IMPROVE THE ...

Concrete can be nano-engineered by incorporating nano-sized building blocks or objects (e.g., nanoparticles and nanotubes) to control material behavior and add novel properties, or by grafting ...

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(PDF) EXPERIMENTAL STUDY ON " M25 GRADE RECYCLED …

Due to growing environmental awareness, as well as stricter regulations on managing construction waste, the world is increasingly turning to researching properties of construction waste and finding solutions on using its valuable component parts so

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Comparative Study of the Characteristics of Nano Silica ...

The nano sized particles, as nucleating agents, promoted the hydration of C 3 S and C 2 S and the formation of C–S–H phase. Plenty of active sites on the surface of NS particles induced their pozzolanic reactivity and the extent of bond formation between NS particles and free CH. Keywords: nano silica, silica fume, fly ash, mortar, FTIR, TG ...

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Effect of nano silica on the compressive strength of concrete

236 nm to improve the compressive strength of concrete. An experimental investigation has been carried out by replacing the cement with nano silica of 0.3%, 0.6% and 1% b.w.c. The tests conducted on it shows a considerable increase in early-age compressive strength and a small increase in the overall compressive strength of concrete.

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NS Nano silica in concrete ppt - Silica Fume for Sale ...

NS Nano silica in concrete ppt Home / Blogs / NS Nano silica in concrete ppt Because of its ultra-fine nano scale and its size range of 1-100nm, it has many unique properties, such as optical properties against ultraviolet, which can improve other materials' anti-aging, strength and chemical resistance.

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