fly ash weigh filler 2 head

Fly Ash - American Electric Power

Fly ash is perhaps the best known type of coal ash. It is a powdery material made up of tiny, separate glass spheres. Chemically, fly ash consists primarily of silicon, aluminum, iron and calcium oxides. The most common application for AEP fly ash is as partial replacement for cement in , products and grouting applications.

Chapter 5 - Fly Ash in Flowable Fill - Fly Ash Facts for ...

Usually, flowable fill mix designs are proportioned based on the percentage of fly ash, on a dry weight basis. The high fly ash content mixes normally contain 95 percent fly ash and 5 percent portland cement. In some areas, self-cementing fly ash accounts for 100 percent of the cementitious material. Because the low fly ash content mixes contain an additional ingredient (sand or filler), there is a …

Road Construction Materials | Boral Resources - fly ash

Boral worked with the National Center for Asphalt Technology during rigorous testing of fly ash as mineral filler in Stone Matrix Asphalt (SMA). Intrix ® filler meets specifications for pavement design and is now being used in SMA projects. It plays a crucial role in SMA by filling voids and achieving the desired stiffness in the asphalt.

What does fly ash weigh per cubic foot - Answers

Most fly ash has a specific gravity between 2.15 and 2.30, depending on the source. To calculate the weight per cubic foot of fly ash with a specific gravity of 2.3, the formula is as follows: 2.3 ...

Processed Low NOx Fly Ash as a Filler in Plastics

x fly ash at pilot plant scale. As a result the loss on ignition (LOI) of the fly ash received from American Electric Power Company (AEP) has been reduced from 23.3% to 1.2%. A potential application for fly ash, other than as a substitute for cement, is to use the resulting clean ash as a plastic filler.

Geotechnical Properties of Fly Ash and Soil Mixtures for ...

Addition of fly ash into soil resulted in appreciable increases in the q u of the inorganic soil. After 14 days of curing, the q u of the samples compacted from the fly ash/soil mixtures ranged between 900 kN/m2 and 9300 kN/m2, whereas the soil alone had a q u of 1 to 200 kN/m 2. The effect of mixing ratio and compaction water

Uses, Benefits, and Drawbacks of Fly Ash in Construction


Chapter 1 - Fly Ash - An Engineering Material - Fly Ash ...

Why Fly Ash?


Many detail features are left out or may be different from actual. **Cement can weigh between 88-94 lbs. per cubic foot depending on how aerated it is. *** Height is standard silo with a 150sq ft dust collector.

Guide Specification for Controlled Low ... - Flowable Fill

5.2 Fly Ash • AASHTO M 295 properties. 5.3 Granulated Blast Furnace Slag • AASHTO M 302 5.4 Fine Aggregate • AASHTO M 6 5.5 Coarse Aggregate • AASHTO M 80 Most of the materials listed are suitable for the production of structural hydraulic cement . The use of materials not conforming to these standards may

Replacement of Cement in Concrete

2.2 Fly-ash Fly ash, also known as Pulverized Fuel Ash (PFA), is an industrial ash created when coal is burned to create electrical power. Fly ash, which is largely made up of silicon dioxide and calcium oxide, can be used as a substitute for Portland cement, or as a supplement to it. The materials which make up fly ash are Pozzolanic, meaning that


901.02 Fly Ash Used as a Pozzolan (a) General Fly ash is the finely divided residue that results from the combustion of ground or powered coal. In general, class F fly ash is produced from burning anthracite or bituminous coal and class C fly ash is produced from burning lignite or subbituminous coal.

Mechanical Properties of Epoxy Resin Fly Ash Composite

Vol.9, No.3 Mechanical Properties of Epoxy Resin – Fly Ash Composite 205 Table 2. Comparison of compressive strength using different wt. % of fly ash. Material Designation % fly ash (by weight) Compressive strength (N/mm2) C1 30 84.3 C2 38 88.2 C3 46 96.2 C4 54 102.3

Construction & Building Materials Calculators - CEMEX USA

Easily estimate the amount of building material including ready-mix , aggregates, asphalt, or blocks you’ll need for your project with CEMEX’s calculators.

Methods & Materials Chapter 13 Flashcards | Quizlet

A slump test is taken during the mid of the discharge of a mix. The distance from the tempering rod (laying flat on top of the cone) to the top of the slumped is 2.5 inches. The height of the cone is 12 inches (which is standard).

Supplemental Technical Specification for

2 6.1. Flowable fill will consist of a mixture of Portland cement, fly ash, fine aggregate, air entraining admixture, and water. Flowable fill is intended to contain a low cementitious content for reduced strength development. 6.2. Flowable fill is available in either Excavatable or …

What is Lightweight Concrete? -Types, Uses and Advantages

2. Moderate Density Concrete. The use of these requires a fair degree of compressive strength, and thus they fall about midway between the structural and low density . These are sometimes designed as ‘fill’ . Compressive strength are approximately 6.89 to 17.24 N/mm² and insulation values are intermediate. 3.

Division 9 Materials - Washington State Department of ...

The fly ash or ground granulated blast furnace slag constituent content in the finished cement will not vary more than plus or minus 5 percent by weight of the finished cement from the certified value. Fly ash shall meet the requirements of Section 9-23.9 of these Standard Specifications.

Estimating Quantities in English & Metric

Fly Ash Stabilized Bituminous – Special Provision “Fly Ash Stabilized Bituminous” – Station “Fly Ash” – Ton (megagram) 10% weight of RAP “Water for Fly Ash Stabilization” – Mgallon (kiloliter) 5% weight of RAP & Fly Ash “Fog Seal” – Gallon (liter) Note: If trimming is required. Estimate 2 applications.


2 so the native soil must be able to provide the necessary support for the pipe.” Flowable fill can be used in one of two ways: as an embedment material or as a backfill material. When employed as an embed-ment material, flowable fill works either as a gap filler or a trench filler. When it is a gap filler, it is used as a thick load transfer

Concrete & Cement SDS - CEMEX USA - CEMEX

The Hazard Communication Standard (HCS) 29 CFR 1910.1200, revised in 2012, requires that the chemical manufacturer, distributor, or importer provide Safety Data Sheets (SDSs) (formerly MSDSs or Material Safety Data Sheets) for each hazardous chemical to downstream users to communicate information on these hazards.


701.02 Fly Ash. Fly ash for shall conform to the requirements of ASTM C 618, Class C or Class F with the following exceptions: (1) The loss on ignition shall not exceed 3.0 percent. (2) The CaO in Class F fly ash shall not exceed 18 percent. Fly ash shall be from a preapproved source listed on the Department’s Approved Products List.

Weight Per Cubic Foot And Specific Gravity (Typical)

Particle Briefings from READE: Weight Per Cubic Foot And Specific Gravity (Typical) of metals, minerals, ceramics, and organics.


Fly ash increases the pumpability of by making it more slippery without adding more water. It’s small, spherical shape is the physical characteristic of fly ash that makes it useful. Fly ash particles range from the same size as cement particles to 20 times smaller. The smaller size and shape improve pumpability. Higher

Fly Ash - Properties, Types, Mechanism and Uses

Fly ash is a heterogeneous by-product material produced in the combustion process of coal used in power stations. It is a fine grey coloured powder having spherical glassy particles that rise with the flue gases. As fly ash contains pozzolanic materials components which reach with lime to form cementatious materials. Thus Fly ash is used […]

Author: Fasi Ur Rahman

1.2 Anthracite Coal Combustion

1.2 Anthracite Coal Combustion 1.2.1 General1-5 Coal is a complex combination of organic matter and inorganic ash formed over eons from successive layers of fallen vegetation. Coals are classified by rank according to their progressive alteration in the natural metamorphosis from lignite to anthracite. Coal rank depends on volatile

TxDOT Specifications

2) Specify the type or types of lime from which the Contractor may choose to be used on the plans. 3) The percentages by weight or pounds per square yard of lime and fly ash to be added must be shown on the plans. 4) Type of compaction must be specified on the plans.

Example Specification for Concrete using Current …

1 Example Specification for Concrete using Current Building Code Requirements DISCLAIMER: This specification is an example that accompanies a seminar titled The P2P Initiative: Performance-based Specs for Concrete and is used for demonstration purposes only. The example has not

Bagging Machine Products - Belt Conveyors, Robotic ...

Model 4010 Rapid Flow Impeller Filler is designed to fill valve style bags with high bulk density powder products such as Portland and masonry (plastic) cements, fine ground gypsum, hydrated lime, fly ash, fine ground calcium carbonate, talc, silica flours, insecticides, clay products, stucco and similar products.

Fly Ash - Properties, Types, Mechanism and Uses

2. Specific Gravity of Fly Ash. The specific gravity of fly ash ranges from a low value of 1.90 for a sub-bituminous ash to a high value of 2.96 for an iron-rich bituminous ash. 3. Size and Shape of Fly Ash. As the flyash is a very fine material, the particle size ranges in between 10 to 100 micron.

Fly Ash Topic -

Fly ash is a by-product from the combustion of pulverized coal, and is widely used as an ingredient in hydraulic-cement . Because it improves many desirable properties of , it is introduced either as a separately batched material or as a component of blended cement. Fly ash reacts with the hydrating hydraulic cement to form a cementing medium.


Composites were prepared using hand layup method with weight percentage of fly ash as filler material varying from 2% to 10% with 3 ply [0/90]s woven jute fiber as reinforcement having weight ...

The Disadvantages of Fly Ash in Concrete | Hunker

The structural effects of fly ash may be more critical, but cosmetic concerns also affect its use in . It is more difficult to control the color of containing fly ash than mixtures with Portland cement only. Fly ash also may cause visual inconsistencies in the finished surface, such as dark streaks from carbon particles.

Common Uses for Slag | National Slag Association

2. By passing the molten slag through high volume high pressure water sprays, a glassy, sand-Type (granulated) material Is formed, known as Granulated Blast Furnace SIag.The color of this product is very similar to normal beach sand. The principal use is as Cement replacement (when ground),...

Engineering Dept > Consultants > Standards ...

Lime-Fly Ash or Fly Ash Stabilized Subgrade 1 ST Issue 6/1/2015 224 ... Flowable Fill 2 11/1/2008 435 Timber Ordered Left In Trench 2 11/1/2008 ... Traffic Signal Heads 6 5/1/2016 691 Twelve Inch Signal Head with Programmable Visibility of Signal Faces ...


The basic design for lightweight is covered in Eurocode 2 Part 1-1, with section 11 having particular rules required for lightweight aggregate s. Concrete is considered to be lightweight is the density is not more than 2200kg/m 3 (the density of normal weight is assumed to be between 2300kg/m 3 and 2400kg/m 3 ) and a proportion of the aggregate should have a density of …


Standards of fly-ash have been up-dated. 8.4 Concrete Work: Specifications of lime which are not in use now a days have been deleted. 8.5 Reinforced Cement Concrete: Specifications of fly ash admixed cement (FACC) and fly ash blended cements (PPCC), HSD bars of grade Fe 415D, Fe 500D and Fe 550D, physical

CIP 17 - Flowable Fill Materials

1. Flowable fill while fluid is a heavy material and during placement will exert a high fluid pressure against any forms, embankment, or walls used to contain the fill. 2. Placement of flowable fill around and under tanks, pipes, or large containers, such as swimming pools, can cause the container to float or shift. 3.

Flowable Fill | MICONCRETE

Ready mixed flowable fill is commonly referred to as controlled low strength material (CLSM). Ready mixed flowable fill is usually a blend of cement, fly ash, sand, and water. It is typically designed as a low strength, flowable material requiring no subsequent vibration or tamping to achieve 100% consolidation.

Polyetheretherketone (PEEK) Composites Reinforced with …

Vol.9, No.1 Polyetheretherketone (PEEK) Composites Reinforced with Fly Ash and Mica 27 2.2. Compounding Polyetheretherketone, mica and fly ash were predried at 100±5 °C for 8 hrs prior to compounding. Fly ash and Mica (0-30 wt%) were added to Polyetheretherketone. The

Coal Ash, Fly Ash, Bottom Ash, and Boiler Slag | NRDC

The recycling process also renders the toxic materials within fly ash safe for use. Bottom ash is the coarser component of coal ash, comprising about 10 percent of the waste. Rather than floating ...

TABLE OF CONTENTS - Arvada, Colorado

The street in the area of the trench or hole shall be milled to a two (2) inch depth for a width of twelve (12) feet, being centered along the length of the trench or hole. If the trench or hole width is greater than six (6) feet, the milling width will be the maximum trench width plus six (6) feet.

Design Procedures for Soil Modification or Stabilization

(450 mm) less than 3 24 in. (600 mm) 2.03 Chemical Modification or Stabilization. The transformation of soil index properties by adding chemicals such as cement, fly ash, lime, or a combination of these, often alters the physical and chemical properties of the soil including the cementation of the soil particles.


The activator content is generally in the range of 20 to 30 percent of the fly ash used to fill the voids. The activator is normally either lime or Portland cement, but lime …

Understanding the Differences Between Ash and Soot | CTS

Understanding the Differences Between Ash and Soot This CTS Knowledge Base article describes the fundamental differences between soot and ash particles in the DPF. The article summarizes key differences in particle size and composition, which play an important role the manner in which the particles are removed from the filter.

What is Fly Ash?| Concrete Construction Magazine

Class C and F fly ashes were used in this research project. Currently, more than 50% of the placed in the U.S. contains fly ash. Dosage rates vary depending on the type of fly ash and its reactivity level. Typically, Class F fly ash is used at dosages of 15% to 25% by mass of cementitious material and Class C fly ash at 15% to 40%.

CONCRETE Optimizing the Use of Fly Ash in Concrete

2 The Nature of Fly Ash Fly ash is a by-product of burning pulverized coal in an electrical generating station. Specifically, it is the unburned residue that is carried away from the burning zone in the boiler by the flue gases and then collected by either mechanical or electrostatic separators

Density Of Concrete - How Much Does Concrete Weigh?

The density of is a measure of its unit weight. Concrete is a mixture of cement, fine and coarse aggregates, water, and sometimes some supplementary materials like fly ash…


standard specifications for state road & bridge construction - 2007 Last Updated 6/18/15 NOTE: The 2 007 Standard Specifications can be ordered by using the Standard Specifications and Construction Manual Order Form

Differences Between Portland Cement Concrete and Fly Ash ...

Fly ash is a type of residue recovered from the exhaust of coal mills, where the ash is a contaminant in the smoke. Cost and Use Fly ash is easy to use and is recycled from a process already at work, making it less expensive than Portland cement.

Flowable Fill | Faster, Safer, Economical

Flowable fill mixtures are usually comprised of combinations of cement, water, fine aggregate, and fly ash or slag. Due to the nature of the product, many materials that do not meet the quality standards for use in have been used successfully in flowable fill mixtures.


FLY ASH CONCRETE IS BETTER FOR THE ENVIRONMENT. More than 12 million tons of coal fly ash are used in products each year. The use of fly ash, a recovered resource, reduces the depletion of natural resources. It also reduces the energy intensive manufacturing of portland cement.

Frequent Questions about the Beneficial Use of Coal Ash ...

As of 2012, according to the American Coal Ash Association (ACAA) data, approximately 50 percent of the CCRs beneficially used on an annual basis falls into two categories: 1) fly ash used as a direct substitute for Portland cement during the production of (referred to as "fly ash "); and 2) FGD gypsum used as a replacement for mined gypsum in wallboard (referred to as "FGD ...

Green Home Building: Light-weight Concrete

Light-weight Concrete. ... on top, scratched, the same day so he can easily bond the next coat--polish coat or add more lt. wt. roof fill between vaults 10 / 1 / 1/2. Local blocks made out of the stuff are 10/1 vibrated. ... Extensive research has been undertaken in the use of industrial waste consisting of fly ash from power plants as a raw ...

Effect of Micro Silica on The Strength of Concrete with ...

Effect of Micro Silica on The Strength of Concrete with Ordinary Portland Cement Verma Ajay 1, ... cement or as a admixture fly ash, micro silica, steel slag etc are ... International Science Congress Association 2 produced. Its unit weight usually varies from 130 to 430 kg/m .

Kiln Dust for Stabilization of Pavement Base and …

fly ash as the cementitious component of the mixtur e. The strength of kiln dust-fly ash-aggregate ... Constituent Percent by Weight Constituent Percent by Weight CaCO3 55.5 Fe2O3 2.1 SiO2 13.6 KCl 1.4 CaO 8.1 MgO 1.3 K2SO4 5.9 Na2SO4 1.3 ... Kiln Dust for Stabilization of Pavement Base and Subrade Materials

Fundamentals of Concrete - USDA

to fill permeable pores in a porous solid body. It is expressed as a percentage of the dry weight of the body. For example, the oven dry weight of a sample of sand is 60-pounds and its absorption is 5%. The weight of the sample after it has absorbed all of the moisture it can absorb is: 60 lb x 1.05 = 63 lbs