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to crush steel slag to be used as an aggregate

DIVISION 9 – MATERIALS

Slag Coarse Aggregate. Use slag coarse aggregate consisting of iron blast furnace slag or reverberatory furnace slag with a dry (loose measure) unit weight of at least 70 pounds per cubic foot in accordance with MTM 123. B. Crushed Concrete Coarse Aggregate. Use Department-owned concrete on the project to produce crushed concrete coarse ...

1103- AGGREGATES FOR HOT MIX ASPHALT (HMA) …

steel slag are angular when produced and may be treated the same as crushed gravel and manufactured sand. Use steel slag with an Uncompacted Void Content of the Fine Aggregate "U" Value, determined by test method KT-50, of more than 42.00 and the Coarse Aggregate Angularity greater than the minimum specified value. The maximum allowable ...

STEEL SLAG IN HOT MIX ASPHALT CONCRETE Final Report …

The addition of steel slag may provide a viable alternative to the crushed gravel, as it reportedly increases the stability of the mix materials, thus reducing the rutting potential. If steel slag used as an aggregate is determined to be an appropriate addition with benefits to

Aggregates for Concrete - Memphis

before they are used in concrete. The most commonly used aggregates—sand, gravel, crushed stone, and air-cooled blast-furnace slag—produce freshly mixed normal-weight concrete with a density (unit weight) of 2200 to 2400 kg/m. 3 (140 to 150 lb/ft. 3). Aggregates of expanded shale, clay, slate, and slag (Fig. 5-3) are used to produce struc-

Evaluation of steel slag and crushed limestone mixtures as ...

Steel slag treating and processing technology has been well developed for the last couple of decades which have made it possible for steel slag to be used as granular base or subbase materials in large scales. However, the fact is that steel slag aggregate has not been extensively used in construction, espe-cially its use as a granular material.

Discussion For Aggregate Crushing Value Testfrom Sudan-HN ...

Aggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load. Coarse aggregate crushing value is the percentage by weight of the crushed material obtained when test aggregates are subjected to a specified load under standardized conditions.

Broader Use of Steel Slag Aggregates in Concrete

Steel slag is currently used as aggregate in hot mix asphalt surface applications, but there is a need for some additional work to determine the feasibility of utilizing this industrial by-product more wisely as a replacement for both fine and coarse aggregates in

(PDF) Use of steel slag aggregate in asphalt concrete ...

Steel slag is a recycled material that can be useful in the construction industry. For example, it is estimated that up to 7.5 × 10 6 t of steel slag is used each year in the United States (Collins and Ciesielski 1994), mainly as a granular road base or as an aggregate in construction applications.

Concrete Aggregate | Stronger Concrete | What Is Slag

Apr 08, 2020· Sewage-enhanced steel slag could be an excellent aggregate, researchers say. Concrete made with recycled steel slag is 17 percent stronger …

how to crush steel slag to be used as an aggregate

crushing the steel slag aggregate. Slag Processing Plant,Steel Slag Grinding Mill,Slag Crushing... The steel slag is a kind of solid waste in the industrial use.

Sand For Concrete From Steel Mills Induction Furnace Waste ...

Slag sand – The sample used in the study as obtained from local steel mills, no crushing, sieving are any other process/treatment done in it. Its physical composition given in Tables 2. The grading of slag sand found to be of Zone-II as per IS: 383-1970. 4. Aggregate – 20 mm graded crushed aggregate from local crushes was used in this study ...

The Road to Sustainability: Using Steel Slag for Asphalt ...

Nov 09, 2017· According to the Washington State Department of Transportation's Use of Steel Slag Aggregate in Pavements report in 2015, a high iron oxide content in steel slag aggregates creates pavement that is both hard and dense, making it a superior choice over natural aggregates such as rocks in creating hot mix asphalt.. Also, when used in bituminous pavements, slag offers the advantages of …

SECTION 703 - AGGREGATE

Steel slag fine aggregate may only be used in bituminous wearing courses with theapproval of theMTD; however, do not use steel slag fine aggregate in conjunction with steel slagcoarse aggregate. Provide steel slag fine aggregate that is uniform in density and quality. Cure steel slag fine aggregate according to the following procedure:

High performance concrete with steel slag aggregate

Netinger et al. report that steel slag can be used as concrete aggregate in reinforced-concrete structures [5]. Maslehuddin et al. report that physical properties and durability characteristics of the steel slag cement concrete are better than those of the crushed lime stone aggregate concrete [6]. …

1. PRODUCT NAME STEEL SLAG BASE AND SUBBASE …

the slag to be expansive or cause differential movement when used as a base. Steel is not recommended for use in rigid confined applications – such as concrete aggregate, base or fill under structures or floor slabs, or backfill against structures or bridge abutments. Shape and Texture: Steel slag is a crushed product having hard, dense ...

Comparison of properties of steel slag and crushed ...

Mar 01, 2003· Similarly, some of the physical properties of steel slag aggregate concrete were better than those of crushed limestone aggregate concrete, though the unit weight of …

UG-Mat Steel Slag | Recycled Materials Resource Center

Steel Slag - Asphalt Concrete INTRODUCTION Steel slag can be processed into a coarse or fine aggregate material for use in dense- and open-graded hot mix asphalt concrete pavements, (1,2,3) and in cold mix or surface treatment applications. (4) Proper processing of steel slag and special quality-control procedures are extremely important in selecting steel slag for use in asphalt paving mixes.

Aggregate - Illinois Department of Transportation

Aggregates focuses on: natural sands, gravels, crushed gravels, crushed stone, steel slag, air cooled blast furnace (ACBF) slag, recycled crushed concrete, rip rap, reclaimed asphalt pavement (RAP) used as aggregate. Qualified Product Lists. Procedures.

When crushed slag is used it must be of uniform density ...

c) Aggregates-- shall be crushed stone, crushed slag, or crushed gravel. The choker material, key rock, and cover aggregate shall be crushed or broken stone, crushed gravel, or crushed boulders or screened gravel or coarse sand. Natural gravel may also be used for cover material. The gradation shall conform to Table 305.2.

COMPARATIVE STUDY OF USING STEEL SLAG AGGREGATE AND ...

Feb 22, 2016· Physical and mechanical properties Crushed Limestone and steel slag aggregate Property Crushed Limestone aggregate Steel Slag aggregate Specific gravity 2.63 3.34 Bulk density ( t/m3) 1.62 1.88 Los Angles Abrasion 36 21 3.1.2 X-ray fluorescence (XRF) The X-ray fluorescence (XRF) technique was used in this study to determine chemical composition ...

Is slag good for driveways? - FindAnyAnswer.com

Apr 22, 2020· Steel slag is commonly used to cover driveways, to fill potholes, repair farm lanes, residential entrances, or yards. Steel slag is not just good for driveways, it is also used by homeowners as a landscaping stone in back yards around a pool area or patio.

(PDF) Experimental Study of Steel Slag Used As Aggregate ...

Also, A. Materials Used because of the high specific gravity and angular, interlocking The materials used in testing include asphalt, natural features of the crushed steel slag, the resulting HMA is more aggregate, and steel slag aggregate. The asphalt used in stable and resistant to rutting [1], [14], [15].

uae steel slag aggregate | worldcrushers

Jul 12, 2013· how to crush steel slag to be used as an aggregate. … Concrete crusher,concrete aggregate crushing plant,concrete recycling equipment portable in south africa,uae … Qatar Steel Signs Recycling Slag Agreement – RT – Recycling Today

SECTION 703 AGGREGATE - paconstructors.org

Manufactured sand is fine aggregate from the controlled mechanical breakdown of rock, aircooled blast furnace slag, or air-cooled steel slag into sound, approximately cubical particles. The Department will accept manufactured sand only if it is the primary product of the …

Use of Steel Slag in Concrete as Fine Aggregate

the utilization of steel slag as aggregate in concrete. They concluded that the use of air-cooled steel slag with low amorphous silica content and high amount of ferric oxides is unsuitable to be used in blended cement. On the other hand, Utilization of steel slag as aggregate is advantages when compared with normal aggregate mixes.

Slag Aggregate - an overview | ScienceDirect Topics

James G. Speight PhD, DSC, in Asphalt Materials Science and Technology, 2016 1.5.1.6 Slag. Slag aggregates are obtained by crushing of smelter slag or by special treatment of fire-liquid slag melt (molten slag aggregates). Currently there are many types of concrete that are developed and used in construction that include metallurgical slags both as a binding component and as fillers.

how to crush steel slag to be used as an aggregate

how to crush steel slag to be used as an aggregate. how to crush steel slag to be used as an aggregate.... ASTM D5106 - 15 Standard Specification for Steel Slag ..... paving mixtures, steel slag aggregate,, ... 1.1 This specification covers crushed steel slag coarse and fine aggregates suitable for use in bituminous paving .....

SECTION 904 – AGGREGATES

Steel furnace (SF) slag shall only be used in aggregate shoulders, HMA surface mixtures, dumped riprap, and snow and ice abrasives. Adjustments in mass (weight) shall be made to compensate for the difference in specific gravity of slag compared to natural aggregate when payment is …

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