100 Percent Fly Ash Concrete Ppt

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Fly ash concrete ppt - SlideShare

26.07.2014· Fly ash concrete ppt 1. A QUALITATIVE APPROACH MANISH KUMAR MANDAL DEPARTMENT OF CIVIL ENGINEERING 2ND YEAR VEL TECH HIGH TECH ENGINEERING COLLEGE by 2. FLY ASH-INTRODUCTION Fly ash is a fine powder …

Fly Ash Concrete PPT - SlideShare

31.10.2016· Fly Ash Concrete PPT 1. PROPERTIES OF HIGH VOLUME FLY ASH CONCRETE - VIBHANSHU SINGH 1 2. OVERVIEW INTRODUCTION PROPERTIES OF FRESH HVFA CONCRETE PROPERTIES OF HARDENED HVFA CONCRETE CONCLUSION 2 3. INTRODUCTION Fly ash concrete is an eco-friendly construction material in which fly ash replaces a part of Portland cement. But IS:456 – 2000 and ACI:318 allows replacement of OPC by Fly ash …

Fly ash in concrete !0 ce113 - SlideShare

26.02.2013· Fly ash rial ic m ate ozz ol a na sP • Owing to its pozzolanic properties, fly ash is used as a replacement for some of the Portland cement content of concrete. • The use of fly ash as a pozzolanic ingredient was recognized as early as 1914, although …

FLY ASH MATERIALS - SlideShare

13.05.2014· Fly Ash Concrete It was estimated that global production of cement is about 1.3 billion tons in 1996. Production of every tone of cement emits carbon dioxide to the tune of about 0.87 ton. Expressing it in another way, it can be said that 7% of the worlds carbon dioxide emission is attributable to Portland cement industry. 5. Amount of Fly Ash Generated in India: The fly ash generation is ...

On Fly Ash by Sumit Suman | Fly Ash | Concrete

11 ENVIRONMENTAL BENEFITS Use of fly ash in concrete imparts several environmental benefits and thus it is ecofriendly. It saves the cement requirement for the same strength thus saving of raw materials such as limestone, coal etc required for manufacture of cement. Manufacture of cement is high-energy intensive industry.

Seminar report on flyash concrete - SlideShare

24.01.2016· Concretes have been made using high-volume fly ash blended cements (55 % Class F fly ash), one coarse and one finer fly ash and concrete in which the same fly ash had been added as a separate material at the mixer9. Blaine of the fly ashes were respectively 196 and 306 m2/ kg. Reference concretes (ASTM type III cement and laboratory made normal Portland cement) without fly ash were …

Evaluation of the Durability of 100 Percent Fly Ash Concrete

04.08.2016· potential binders in 100 percent fly ash concrete, namely, fly ashes from the Port Neal (Sioux City, IA), Dave Johnston (Glenrock, WY), and Council Bluffs (Council Bluffs, IA) power plants. Based on laboratory trial mixtures, concretes made with the Port Neal and Dave Johnston fly ashes had properties similar to those obtained using the Corette ash (e.g., 28-day compressive strength ...

Structural Applications of 100 Percent Fly Ash Concrete

100 Percent Fly Ash Concrete . Doug Cross. 1, Jerry Stephens. 1, and Jason Vollmer. 2. 1. Montana State University, Department of Civil Engineering, 205 Cobliegh Hall, Bozeman, MT 59717; 2 . Headwaters Resources, Inc., PO Box 80085, Billings, MT 59108 . KEYWORDS: fly ash, fly ash concrete . INTRODUCTION . Over the past four years, significant research has been done at …

(PDF) Structural Applications of 100 Percent Fly Ash Concrete

PDF | On Jan 1, 2005, Doug Cross and others published Structural Applications of 100 Percent Fly Ash Concrete | Find, read and cite all the research you need on ResearchGate

Fly Ash, Slag, Silica Fume, and Natural Pozzolans, Chapter 3

Fly ash is used in about 50% of ready mixed concrete (PCA 2000). Class F fly ash is often used at dosages of 15% to 25% by mass of cementitious material and Class C fly ash is used at dosages of 15% to 40% by mass of cementi-tious material. Dosage varies with the reactivity of the ash and the desired effects on the concrete (Helmuth 1987 and ACI 232 1996). SLAG Ground granulated blast-furnace ...

Project seeks to use 100% fly ash to make cement ...

01.05.2018· At the same time, using fly ash from the coal-fired energy sector would help manage the power plants’ byproduct. Mr. Promentilla’s ongoing research project, “Developing Green Cementitious Material for a Carbon-Constrained World,” seeks to use 100% fly ash in making cement to reduce the carbon footprint of the construction material.

Class C and Class F Fly Ash: Comparisons, Applications ...

Class C vs. Class F Fly Ash for Concrete Pavement Report 0092-12-04 Sponsored by the Wisconsin Highway Research Program Co-Principal Investigators Daniel M. Vruno, PE American Engineering Testing, Inc. Gerald C. Anzalone Research Engineer Michigan Tech Jianping Dong, Ph.D. Professor Michigan Tech. Objectives • Evaluate several locally available Class F fly ash sources in comparison …

Designing and Proportioning Normal Concrete Mixtures

Class C Ash adds strength to the concrete by reducing the amount of cement when added to the mix design. Class C Ash does not offset the ASR requirement. In the West we have class F fly ash from the power plants. Fly Ash. Mix Design • Cement is replaced with a % of Fly Ash Example Cement -- 500 lbs = 81 % Fly ash -- 120 lbs = 19 % of the total Total -- 620 lbs / 94 lb/bag = 6.6 bags. 3/21 ...

(PDF) Effect of Fly Ash as Partial Replacement of Cement ...

The cement concrete and pozzolanic cement concrete specimens containing fly-ash or silica fume were first cured in water for a periods of 1,3,7,28,90 and 180 days then exposed to high temperature ...

Using Fly Ash in Concrete - Precast

08.05.2010· Typically, fly ash is added to structural concrete at 15-35 percent by weight of the cement, but up to 70 percent is added for mass concrete used in dams, roller-compacted concrete pavements, and parking areas. Special care must be taken in selecting fly ash to ensure improved properties in concrete. Standards There are two classes of fly ash: “F” is made from burning anthracite and/or ...

Cement testing - SlideShare

01.08.2015· Because So3 is found in BaSO4 Form = (SO3/BaSO4)*100 = (80/137+32+64)*100 = (80/233)100 =0.3433*100 = 34.33 IR (max %) = X+4 (100-X) (Note: X= % of Fly ash) 100 =methyl Orange use checking for alkali removes. 1.0 gm cement sample Dissolved 1:1 HCL Heat below boils Temp. 15 minute Filter- 40 N. paper Wash Hot water Filtrate Residue Boil + add hot BaCl2 10 ml …

EFFECTS OF FLY ASH ON CONCRETE PROPERTIES - …

31.01.2016· Effects of Fly Ash on Concrete 1. On Amount of Mixing Water. The use of fly ash in limited amounts as a replacement for cement or as an addition to cement requires a little more water for the same slump because of fineness of the fly ash. It is generally agreed that the use of fly ash, particularly as an admixture rather than as a replacement of cement, reduces, segregation and bleeding. If ...

FLY ASH CONCRETE - WHAT ARE THE REASONS FOR …

Fly ash in concrete contributes to a stronger, more durable, and more chemical resistant concrete mix. The main benefit of fly ash for concrete is that it not only reduces the amount of non-durable calcium hydroxide (lime), but in the process converts it into calcium silicate hydrate (CSH), which is the strongest and most durable portion of the paste in concrete. WHY SHOULD YOU CONSIDER FLY ...

Proportioning for Mass Concrete

Ti Initial Concrete Temp. 70 75 80 85 oF P Mass of Portland Cement 132 132 132 132 Lb/Cu.Yd. S Mass of Slag Cement 265 265 265 265 Lb/Cu.Yd. F Mass of Fly Ash 133 133 133 133 Lb/Cu.Yd. W Mass of 1 yd 3of Concrete 3877 3877 3877 3877 Lb/Cu.Yd. H1 Heat of Hydration, Portland 58.2 58.2 58.2 58.2 Cal/G H2 Heat of Hydration, Slag 58.2 58.2 58.2 58.2 ...

CONCRETE Optimizing the Use of Fly Ash in Concrete

utilization of fly ash in concrete began (for example, USBR 1948) follow-ing the pioneering research conducted at the University of California, Berkeley (Davis 1937).The last 50 years has seen the use of fly ash in concrete grow dramatically with close to 15 million tons used in con-crete, concrete products and grouts in the U.S. in 2005 (ACAA 2006). Historically, fly ash has been used in ...

Class C and Class F Fly Ash: Comparisons, Applications ...

Class C vs. Class F Fly Ash for Concrete Pavement Report 0092-12-04 Sponsored by the Wisconsin Highway Research Program Co-Principal Investigators Daniel M. Vruno, PE American Engineering Testing, Inc. Gerald C. Anzalone Research Engineer Michigan Tech Jianping Dong, Ph.D. Professor Michigan Tech. Objectives • Evaluate several locally available Class F fly ash sources in comparison …

Project seeks to use 100% fly ash to make cement ...

01.05.2018· At the same time, using fly ash from the coal-fired energy sector would help manage the power plants’ byproduct. Mr. Promentilla’s ongoing research project, “Developing Green Cementitious Material for a Carbon-Constrained World,” seeks to use 100% fly ash in making cement to reduce the carbon footprint of the construction material.

Cement testing - SlideShare

01.08.2015· Because So3 is found in BaSO4 Form = (SO3/BaSO4)*100 = (80/137+32+64)*100 = (80/233)100 =0.3433*100 = 34.33 IR (max %) = X+4 (100-X) (Note: X= % of Fly ash) 100 =methyl Orange use checking for alkali removes. 1.0 gm cement sample Dissolved 1:1 HCL Heat below boils Temp. 15 minute Filter- 40 N. paper Wash Hot water Filtrate Residue Boil + add hot BaCl2 10 ml …

Performance of Light Weight Concrete using Fly Ash Pellets ...

fly ash is produced and 2-30 percent is used and rest occupies vast tracks of valuable land as a pond. The fly ash is supplied from M/S.Srinivasa Enterprises, Chennai. The chemical properties are represented in Table 2. Table 2: Chemical Properties of Flyash-C S. No Chemical composition Percentage (%) 1 Silica(SiO 2) 49-67 2 Alumina(Al 2 O 3) 16-29 3 Iron oxide(FeO 3) 4-10 4 Calcium …

Specifying visual concrete.ppt

Fly ash 6 – 20 IIB-V Fly ash 21 – 35 IVB-V 36 – 55 IIB-S GGBS 21 – 35 IIIA 36 – 65 IIIB 66 – 80 BS 8500-1 GGBS Fly ash Define cement blend parameters Approx gen mix by volume GGBS Fly ash. 19/05.16 17 • Ground Granulated Blast Furnace Slag • By product of iron/steel industry • Reduces ECO 2 • Inherent pale, creamy colour • 6-80% can be used depending on application ...

Using Fly Ash in Concrete - Precast

08.05.2010· Typically, fly ash is added to structural concrete at 15-35 percent by weight of the cement, but up to 70 percent is added for mass concrete used in dams, roller-compacted concrete pavements, and parking areas. Special care must be taken in selecting fly ash to ensure improved properties in concrete. Standards There are two classes of fly ash: “F” is made from burning anthracite and/or ...

(PDF) Mix Design of Fly Ash Based Geopolymer Concrete

Geopolymer is a new development in the world of concrete in which cement is totally replaced by fly ash and activated by alkaline liquids to act as a binder in the concrete/mortar mix ...

FLY ASH CONCRETE - WHAT ARE THE REASONS FOR …

Fly ash in concrete contributes to a stronger, more durable, and more chemical resistant concrete mix. The main benefit of fly ash for concrete is that it not only reduces the amount of non-durable calcium hydroxide (lime), but in the process converts it into calcium silicate hydrate (CSH), which is the strongest and most durable portion of the paste in concrete. WHY SHOULD YOU CONSIDER FLY ...

Proportioning for Mass Concrete

Ti Initial Concrete Temp. 70 75 80 85 oF P Mass of Portland Cement 132 132 132 132 Lb/Cu.Yd. S Mass of Slag Cement 265 265 265 265 Lb/Cu.Yd. F Mass of Fly Ash 133 133 133 133 Lb/Cu.Yd. W Mass of 1 yd 3of Concrete 3877 3877 3877 3877 Lb/Cu.Yd. H1 Heat of Hydration, Portland 58.2 58.2 58.2 58.2 Cal/G H2 Heat of Hydration, Slag 58.2 58.2 58.2 58.2 ...