granulated blast furnace slag rough stone

YorkCEM™ Cementitious Replacement - York Building Products

YorkCEM™, a ground, granulated, blast furnace slag. YorkCEM meets ASTM C 989 requirements, and is produced in an environmentally sensitive fashion, meeting DNREC guidelines. YorkCEM is ground to Grade 120, which is the highest performance level of all slag

Ground Granulated Blast Furnace Slag - an overview ...

Ground granulated blast furnace slag (GGBS) was employed as the main component of an alternative binder. Ground agricultural gypsum and construction-grade hydrated lime were used as activators in the proportions of 0.88:0.10:0.02 (GGBS:gypsum:lime) by mass as previously discussed (Oliveira et al., 1999).Sisal (Agave sisalana) field by-product was selected from a

Alternate Cementitious Materials

Ground granulated blast furnace slag is produced in a blast furnace where iron ore is converted into iron. This slag forms when the silica and alumina compounds of the iron ore combine with the calcium of the fluxing stone (limestone and dolomite). The newly formed slag floats on the liquid iron and is drawn off from a notch at the top of the ...

Granulated Blast Furnace Slag - an overview ...

Granulated phosphorus slag is a latent cementitious material but less reactive than granulated blast-furnace slag at early age due to the lower Al 2 O 3 content and the presence of P 2 O 5 and F. A hydraulic index of phosphorus slag is defined as

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.Ground-granulated blast furnace slag is highly cementitious and high in CSH (calcium silicate hydrates) which is

Ground Granulated Blast Furnace Slag (GGBS) Chemical ...

May 09, 2018  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. So incorporating this waste material in concrete can reduce the depletion of conventional concrete

Ground improvement : Iron and steel slag products : NIPPON ...

Because granulated blast furnace slag is lighter in weight than natural materials, it is used as a material in some sand mats. Steelmaking slag also forms shapes with many edges and rough surfaces, giving it characteristics that are similar to natural crushed stone or sand.

What is Blast Furnace Slag? - Definition from Trenchlesspedia

Dec 14, 2020  Blast furnace slag is a non-metallic residue usually obtained from steel plants or from the reduction of ores in a blast furnace. It is used as a mud cake modifier for the cementing of oil and gas wells.. It has been found that using a slag mix for cementing is beneficial economically and technically as well as better for the environment than Portland cement.

Properties of Hardened Concrete with Blast Furnace Slag

The physical properties of Ground Granulated blast furnace slag (GGBFS) provides advantages to the concrete in fresh state as well as in its hardened state. It is always recommended for a concrete mix design, that would provide us with a denser mass of concrete, i.e. a solid that is free from voids. GGBS play an important role in making the ...

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

The rough and angular-shaped ground slag (Fig. 3-6) in the presence of water and an activator, NaOH or CaOH, both supplied by portland cement, hydrates and sets in a manner similar to portland cement. However, air-cooled slag does not have the hydraulic properties of water-cooled slag. Granulated blast furnace slag was first developed in

YorkCEM™ Cementitious Replacement - York Building Products

YorkCEM™, a ground, granulated, blast furnace slag. YorkCEM meets ASTM C 989 requirements, and is produced in an environmentally sensitive fashion, meeting DNREC guidelines. YorkCEM is ground to Grade 120, which is the highest performance level of all slag

Alternate Cementitious Materials

Ground granulated blast furnace slag is produced in a blast furnace where iron ore is converted into iron. This slag forms when the silica and alumina compounds of the iron ore combine with the calcium of the fluxing stone (limestone and dolomite). The newly formed slag

Graniterock: Slag Concrete

Slag is a supplementary cementitious material (SCM), and is considered a pre-consumer waste product under the LEED program. Slag content concrete usually contains 30% slag or higher (by cementitous weight), and Graniterock has specially created LEED compliant mixes with substantial quantities of slag to meet the demands of today’s green building initiatives. Ground Granulated Blast Furnace ...

Impact of Ground Granulated Blast Furnace Slag on High ...

Ground Granulated Blast Furnace Slag (GGBS) GGBS, being the by-product from blast furnace, contains cementitious properties. To develop ultra high-performance concrete, higher cement content

Slag aggregates – Tarmac

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

KING BROS - STONE PRODUCTS

Slag cement, or ground granulated blast-furnace slag (GGBFS), has been used in concrete projects in the United States for over a century. Earlier usage of slag cement in Europe and elsewhere

What is Blast Furnace Slag? - Definition from Trenchlesspedia

Dec 14, 2020  Blast furnace slag is a non-metallic residue usually obtained from steel plants or from the reduction of ores in a blast furnace. It is used as a mud cake modifier for the cementing of oil and gas wells.. It has been found that using a slag

Pumpability of Blast-Furnace Slag Aggregate Concrete

Field studies were conducted on the pumpability of blast-furnace slag aggregate concretes. Air-entrained concretes containing air-cooled and granulated blast-furnace slags, and those containing crushed stone

An Experimental Investigation on Concrete Containing ...

Key Words: Ground-granulated blast-furnace slag, Kota stone powder slurry, Compressive strength, Flexural strength, Split tensile strength. 1. INTRODUCTION India is the largest producer of raw stone materials in the world after China and Italy. During the processing of Cutting, finishing and polishing of stones

What are the Materials for Replacement of Sand in ... - Happho

Granulated blast furnace slag is a waste of steel industry; its use can be best exploited as part replacement of sand in concrete. It can replace sand to the amount of 70 % in concrete mixes. Its

Designation under Law on Promoting Green Purchasing : Iron ...

Blast furnace slag aggregate (designated in FY2002) Blast furnace slag aggregate used as a replacement for natural sand (beach sand, mountain sand), natural gravel, manufactured sand, or crushed stone: Protects the natural environment. Reduces the amount of fossil fuels used in stone

Electric arc furnace granulated slag for sustainable ...

Oct 01, 2016  Granulated blast furnace slag (GBS) is the most important steel industry by-product. The production is almost 0.23 tons of slag for each ton of cast iron and 0.1 ÷ 0.2 tons for each ton of steel . According to EUROSLAG data , the production of granulated blast furnace slag was 23 million tons in 2012. The huge amount of EAF granulated slag ...

MF 182-6 Properties and Uses of Iron and Steel Slag

blast furnace." The blast furnace is the primary means for reducing iron oxides to molten, metallic iron. It is continuously charged with iron oxide sources (ores, pellets, sinter, etc.), flux stone (limestone and dolomite), and fuel (coke). Molten iron collects in the bottom of the furnace and the liquid slag

4 Aggregate Specifications and Requirements

40 percent. For air-cooled blast furnace sl ag or granulated blast furnace slag sand, the acid insoluble content is required to not be less than 25 % for this application. Acid insoluble requirements do not

YorkCEM™ Cementitious Replacement - York Building Products

YorkCEM™, a ground, granulated, blast furnace slag. YorkCEM meets ASTM C 989 requirements, and is produced in an environmentally sensitive fashion, meeting DNREC guidelines. YorkCEM is ground to Grade 120, which is the highest performance level of all slag

Effects of Ground Granulated Blast Furnace Slag in Portland

2001 by slag cement manufacturers and the Slag Cement Association, the American Concrete Institute officially reviewed and changed the terminology from GGBFS to slag cement (ACI Committee 233, 2004). The term slag cement will be used throughout this paper when referring to finely-ground granulated blast-furnace slag.

KING BROS - STONE PRODUCTS

Slag cement, or ground granulated blast-furnace slag (GGBFS), has been used in concrete projects in the United States for over a century. Earlier usage of slag cement in Europe and elsewhere demonstrates that long-term concrete performance is enhanced in many ways.

233R-95 Ground Granulated Blast-Furnace Slag as a

2. Expanded blast-furnace slag is the lightweight, cellular material obtained by controlled processing of molten blast-furnace slag with water, or water and other agents, such as steam or compressed air, or both. 3. Granulated blast-furnace slag is the glassy granular ma-terial formed when molten blast-furnace slag is rapidly

Properties of alkali-activated systems with stone powder

Nov 25, 2010  This article investigates the effects of stone powder sludge on the microstructure and strength development of alkali-activated fly ash and blast furnace slag mixes. Stone powder sludge produced from a crushed aggregate factory was used to replace fly ash and granulated blast furnace slag at replacement ratios of 0%, 10%, 20%, and 30% by mass. The unit

Pumpability of Blast-Furnace Slag Aggregate Concrete

Field studies were conducted on the pumpability of blast-furnace slag aggregate concretes. Air-entrained concretes containing air-cooled and granulated blast-furnace slags, and those containing crushed stone and natural sand were pumped and tested for pumping pressure and properties before and after pump-ing.

Ironworks - tec-science

Ground-granulated blast furnace slag is used as a raw material for cement production! Coking plant. Coke, which consists mainly of carbon, not only supplies the necessary heat by burning but also serves in a special way as a reducing agent so that the iron can be removed from the ores! The chemical processes are discussed in more detail in the chapter on blast furnace processes.

Civil engineering works and ports/harbors : Iron and steel slag products : NIPPON SLAG

Approximately 1.1 million tons of granulated blast furnace slag was used in the quay restoration work at the Port of Kobe after the Great Hanshin-Awaji Earthquake of 1995. At the time, the foundation beneath the caisson structures of the Rokko Island District quay at the Port of Kobe had been damaged and largely displaced.

use of blast furnace slag in road construction.ppt

Apr 28, 2016  Use of blast-furnace slag's as • Sand and gravel for the construction of road beds, • Basic filler in asphalt–concrete mixtures for the construction of road and airport coatings, • Unroasted cement (binder) for reinforcing roadways and • Preparing slow-setting concrete. Use of Blast Furnace Slag in Road Construction 23.

Aggregate stones - SlideShare

Sep 26, 2017  @HASSAN HARRAZ 2017 AGGREGATE STONES 6 Geological Christmas Tree Recycled materials for aggregates 7. Recycled materials for aggregates The largest-volume of recycled material used as construction aggregate is blast furnace and steel furnace slag. If the granulated blast furnace slag accesses free lime. @HASSAN HARRAZ 2017 AGGREGATE STONES 7

Use of Steel Slag Aggregate in Pavements Report -

The slag produced is very angular and porous with a rough surface texture (Figure 1). The chemical properties of the aggregates vary depending on the furnace, feed stock and slag formers used to produce the steel. The aggregate formed from the slag is comprised of calcium oxide (CaO), silicon oxide (SiO 2), iron oxide (Fe 2 O 3

Technical Report UDC 669 . 162 . 275 . 2 : 666 . 972 . 12

Iron Blast Furnace Slag Aggregate for Concrete” in 1977 and fine BF slag aggregate as JIS A 5012 “Water Granulated Iron Blast Fur-nace Slag Aggregate for Concrete” in 1981. Thereafter, the two were unified as JIS A 5011-1 “Slag Aggregate for Concrete, Part 1 Blast Furnace Slag Aggregate”. Then, in 1983, the Japan Society of Civil

Granulated blast slag (GBS) - mineralproducts.org

Granulated Blast furnace slag (GBS) is a light coloured 0/4mm glassy sand produced by the rapid quenching of molten blast furnace slag using large volumes of water. Production and Processing. GBS or Granulate as it is sometimes known is produced by rapidly cooling molten Blast furnace slag with water as the slag is tapped from the furnace.

Dong Son Pacific

Granulated blast furnace slag. Granulated blast furnace slag is manufactured by either inter-grinding in the Portland cement clinker, Gypsum Granulated Slag or blending the Ground Granulated Blast Furnace Slag (GGBS) with Ordinary Portland