Blast Furnace Slag Aggregate In Concrete

Use of Air-Cooled Blast Furnace Slag as Coarse Aggregate

This report presents available information regarding the use of air-cooled blast furnace slag (ACBFS) as coarse aggregate in concrete pavements

Use of Air-Cooled Blast Furnace Slag as Coarse Aggregate

Air-cooled blast furnace slag (ACBFS) has been used as a coarse aggregate in concrete pavements since at least the 1930s The States of Michigan, Pennsylvania, New York, Indiana,

Use of Blast Furnace Slag Aggregate in Concrete - IJSER

strength of Blast Furnace Slag aggregate concrete is found to be higher than that of conventional concrete at the age of 90 days It has also reduced water absorption and porosity beyond 28 days in comparison to that of conventional concrete with stone chips used as coarse aggregate

Blast Furnace Slag | National Slag Association

Blast furnace slag is allowed to slowly cool by ambient air, is processed through a screening and crushing plant and is processed into many sizes for use primarily as a construction aggregate Common uses are as aggregates in ready-mix concrete, precast concrete, hot mix asphalt aggregate, septic drain fields and pipe backfill

Ground granulated blast-furnace slag - Wikipedia

Ground-granulated blast-furnace slag (GGBS or GGBFS) is obtained by quenching molten iron slag (a by-product of iron and steel-making) from a blast furnace in water or steam, to produce a glassy, granular product that is then dried and ground into a fine powder

Pumpability of Blast-Furnace Slag Aggregate Concrete

Concrete with air-cooled blast-furnace slag indicated higher pumping pressure than that with crushed stone due to pressure absorption, while no significant change was …

Use of Granulated Blast-Furnace Slag in Concrete as Fine

This paper reports the results of some experimental studies on the use of non-ground-granulated blast-furnace slag (NGGBFS) as fine aggregate in concrete

Common Uses for Slag | National Slag Association

Blast furnace slag products have been used successfully in virtually all phases of bridge construction Projects such as the bridge pictured here can utilize blast furnace slag as a concrete aggregate Blast furnace slag has been utilized in concrete masonry for many years

Blast Furnace Slag Aggregate in the Production of High

The maximum strength achieved using the slag aggregate was 107 MPa, which placed the slag aggregate concrete well into the very high strength range of concretes The workability was found to be unaffected by the use of the slag aggregate

Slag Cement Benefits and Use in Concrete

Slag Cement Benefits and Use in Concrete Slag cement is a hydraulic cement formed when granulated blast furnace slag (GGBFS) is ground to suitable fineness and is used to replace a …

AGGREGATES: Euroslag

The aggregate standards contain additional requirements for blast furnace slag and steel slag with respect to volume stability In general the properties of iron and steel slag aggregate are comparable with the properties of natural aggregateFor some specific uses slag is even superior to natural aggregate

Technical Report UDC 669 162 275 2 : 666 972 12

Japan, Practice of Concrete with Blast Furnace Slag Fine Aggregate 1997 JIS A 5011-1 Slag Aggregate for Concrete, Part 1: Blast Furnace Slag Aggregate (JIS A 5012 was integrated with JIS A 5011) 2002 Blast Furnace Slag Aggregate Is Designated under Law on Promoting Green Purchasing for Public Works

Tarmac | Slag Aggregates

Concrete In concrete, processed steel and blast furnace slag provide a sustainable alternative to primary aggregates in the production of lightweight or dense ready-mixed concrete Blast furnace slag can also be used to make Ground Granulated Blast-furnace Slag (GGBS) which is used as a cement replacement in concrete

Shrinkage of self-compacting concrete made with blast

A number of studies have been published on the use of blast furnace slag as aggregate in concrete and some standards, such as ASTM C33, ASTM C989, EN-206 or EN-12620 also provide specifications for using this slag as aggregate

Use of Steel Slag Aggregate in Pavements Report - …

Steel slag aggregate (SSA) is a byproduct of the production of steel in an electric arc furnace The high iron oxide content of the aggregate results in an aggregate that is very hard and very dense (SSA is 20-30% heavier than naturally occurring aggregates such as basalt and granite)

Properties of concrete containing ground granulated blast

This paper deals with the mechanical properties of concrete made with ground granulated blast furnace slag (GGBFS) subjected to temperatures up to 350 °C For this purpose, normal concrete having compressive strength of 34 MPa was designed using GGBFS as partial replacement of cement

Ground Granulated Blast Furnace (GGBF) Slag Used in

ground granulated blast furnace (GGBF) slag was reported as early as 1774 GGBF slag has been used in concrete in Japan and Western Europe since the 1940s Concrete containing slag is estimated to comprise approximately 20 percent of the hydraulic cement produced in Europe Blast furnace slag is used predominately as base and concrete aggregate

Construction aggregate - Wikipedia

Construction aggregate, or simply "aggregate", is a broad category of coarse to medium grained particulate material used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates Aggregates are the most mined materials in the world

5 Aggregate Specifications and Requirements - ingov

All fine aggregates, except air-cooled blast furnace slag sand or granulated blast furnace slag sand, must have an acid insoluble content of not less than 40 percent When using these slag sands, the acid insoluble content must not be less than 25 percent The acid …

Ground Granulated Blast Furnace Slag in Concrete and its

The ground granulated blast furnace slag (GGBFS) is a by-product of iron manufacturing which when added to concrete improves its properties such as workability, strength and durability

Why is slag used in concrete? - Quora

Slag, aka ground granulated blast furnace slag (GGBFS) is used as a supplementary cementitious material It can be used ot replace some of the Portland cement in concrete It can help to make economical concrete of exceptional quality It can decrease the exothermically produced temperature rise in large sections

GROUND GRANULATED BLAST FURNACE SLAG (GGBS or …

Ground granulated blast furnace slag (GGBS) is a off-white cementitious material In mid 1800 the GGBS has been used all over the world and it is discovered by Emil login It is also referred as slag cement by UK it has used in Europe, united states and Asia

Ground Granulated Blast Furnace Slag (GGBS) | Chemical

Ground Granulated Blast Furnace Slag (GGBS) The importance of Ground Granulated Blast Furnace Slag (GGBS) lies in its greener way to become a substitute in concrete material GGBS being a waste material, it needs proper method for disposal

“Ground Granulated Blast Slag (GGBS) In Concrete – A Review”

Two major uses of GGBS [2] are in the production of quality-improved slag cement, namely Portland Blast furnace cement (PBFC) and high-slag blast-furnace cement (HSBFC), with GGBS content ranging typically from 30 to 70% and in the production of ready-mixed or site-batched durable concrete

“Ground Granulated Blast Slag (GGBS) In Concrete – A Review”

Two major uses of GGBS [2] are in the production of quality-improved slag cement, namely Portland Blast furnace cement (PBFC) and high-slag blast-furnace cement (HSBFC), with GGBS content ranging typically from 30 to 70% and in the production of ready-mixed or site-batched durable concrete

What is Slag Cement

Slag cement is a hydraulic cement formed when granulated blast furnace slag (GGBFS) is ground to suitable fineness and is used to replace a portion of portland cement It is a recovered industrial by-product of an iron blast furnace

SLAG CONCRETE MASONRY - Phoenix Slag Services

Composition: Blast furnace slag used in concrete masonry units is the non-metallic product developed simultaneously with iron in a blast furnace Three types are available for use in the manufacture of concrete masonry units: expanded slag, a lightweight cellular aggregate produced by treating molten slag with water and/or steam and compressed

Strength and Durability of Concrete with Blast Furnace Slag

However, the combination of using both blast furnace slag as binder and fine aggregate shows a greater improvement of those properties of concrete Keywords Ground granulated blast furnace slag, Blast furnace slag sand, Carbonation, Drying shrinkage strain INTRODUCTION Blast furnace slag is a by-product generated during the production of iron

Concrete aggregate : Iron and steel slag products : NIPPON

The two types of concrete aggregate that are manufactured using iron and steel slag as a raw material and which are covered by JIS standards are blast furnace slag aggregate and electric arc furnace oxidizing slag aggregate Each of these types includes course aggregate and fine aggregate

3/8X # 4 Blast Furnace Slag | Edw C Levy Co

Coarse aggregate for asphaltic concrete Description: A coarse aggregate, produced by crushing and screening air cooled iron Blast Furnace Slag A light brown to gray crystalline aggregate formed simultaneously with the production of iron in a blast furnace The particles are sized from 3/8 ” (190mm) to #8 mesh (236mm)

Intermediate Agg Blast Furnace Slag | Edw C Levy Co

The Coarse Aggregate Blast Furnace Slag, Intermediate Aggregate and Fine Aggregate should be proportioned in the batch plant as detailed in the Special Provision for Quality Control and Acceptance of Portland Cement Concrete, Appendix 1 for Optimized Aggregate Gradation

how slag works concrete - kleinejanamsterdamnl

Slag Cement, formerly referred to as ground, granulated blast-furnace slag, is a glassy, granular material formed when molten, iron blast-furnace slag is rapidly chilled - typically by water sprays or immersion in water - and subsequently ground to cement fineness

USE OF GRANULATED BLAST FURNACE SLAG AS FINE …

USE OF GRANULATED BLAST FURNACE SLAG AS FINE AGGREGATE IN CEMENT MORTAR M C Nataraja1*, P G Dileep Kumar2, A S Manu1 and M C Sanjay1 This paper investigates the possibility of utilizing Granulated Blast Furnace Slag (GBFS) as a sand substitute in cement mortar, in order to reduce environmental problems related to aggregate mining and waste

Blast Furnace Slag:Concrete Benefits - Development Bureau

PFA Concrete Aggregate Cement R1 Gives of Lime CaOH) PFA Slag Concrete Slag Concrete Slag Slag Concrete R1 Aggregate Cement R1 Gives of Lime CaOH) R2 GGBFS Trials : Key Objectives Blast Furnace Slag:Concrete Benefits

Slag and Exterior Concrete Durability| Concrete

In our area, people are discussing the benefits or disadvantages of finishing exterior concrete containing ground granulated blast furnace (GGBF) slag One group claims that since slag is finer than portland cement, a finisher brings more fines to the surface after straight edge and floating and

Mechanical Properties of Concrete Using Steel Slag Aggregate

coal ash, blast furnace slag, steel slag aggregate This type of use of a waste material can solve problems of lack of aggregate in various construction sites and reduce environmental problems related to aggregate mining and

Blast Furnace Slag - Material Description - RMRC

Foamed slag has been used as a lightweight aggregate for Portland cement concrete Granulated blast furnace slag has been used as a raw material for cement production and as an aggregate and insulating material and granulated slag have also been used as sand blasting shot materials

Use of Air-Cooled Blast Furnace Slag as Coarse Aggregate

This report presents available information regarding the use of air-cooled blast furnace slag (ACBFS) as coarse aggregate in concrete pavements The report discusses ACBFS aggregate production and properties, and the properties of concrete produced with ACBFS coarse aggregate