Impact of Ultrafine Ground Granulated Blast Furnace Slag ...
Ultrafine ground granulated blast furnace slag (UFGGBFS), because of its pozzolanic nature, could be an extraordinary resource for the advanced development needs, since slag cements concrete can be of elite, if properly planned. Improvement of the durability properties of concrete to support a more extended life expectancy and creating a climate amicable greener concrete …
Use of Ultrafine Slag in High Strength Concrete
In this experiment Ultrafine Slag (Alccofine 1203) of blain value 12000 cm2/gm was used. It is a product based on slag of high glass content with high reactivity obtained through the process of controlled granulation.This paper presents the effect of Ultrafine Slag in high strength concreteon its
Compressive strength, porosity and sorptivity of ultra ...
Ultra fine slag replaces cement with three different percentages viz 5, 10, and 15% to study the compressive strength, porosity and sorptivity. Performance of commercially available ultra fine slag was found to be inferior than ground one and concrete with 10% ultra fine slag was found to be optimum.
CN101792296A - Concrete erosion-resistant agent based on ...
The invention belongs to the civil engineering material technical field, in particular relates to a concrete erosion-resistant agent based on ultrafine slag powder and use method thereof. The concrete erosion-resistant agent is composed of ultrafine slag power, polycarboxylic acid water reducer, alunite, dickite and dehydrate gypsum; by adopting the invention, concrete can be …
Ultrafine GGBS at Rs 17000/ton | Granular Blast Furnace ...
UltraFine is a hydraulic additive and should be added in a measured and controlled manner and mixed along with cement or other pozzolanic material. Proper dispersion of the UltraFine must be ensured to achieve the best results. It is recommended to use 4% - 8% Ultrafine by weight of total binder in concrete/mortar mix design.
Mechanochemical Processing of Ultrafine Steel Slag Powders ...
Mechanical grinding of steel slag is investigated and characterized using X-ray diffraction and size analyzer. The results indicate that the obtained ultrafine powders contain active mineral phases suitable for ordinary Portland cement (OPC)-Ca(OH)2, 2CaO·SiO2, 2CaO·Fe2O3. We have proved and first pointed out that the steel slag induces phase transition during grinding …
Ultra-fine slag activated by sodium carbonate at ambient ...
In the present study, ultra-fine slag (D50 = 8.1 μm, 4.3 μm, and 3.1 μm) was activated by sodium carbonate (2%, 4%, and 6% Na 2 O-E) at ambient temperature, and the main conclusions were drawn as follows. (1) Owing to the high reactivity of ultra-fine particles, slag was efficiently activated by NC at ambient temperature.
Ashtech | Ultrafine Flyash
The particle size and distribution of SUPPERPOZZ P500 TM is a key characteristic in ensuring the product's superior performance. SUPPERPOZZ P500 TM particles range in size between 0.1 - 30 microns with a mean particle diameter of 3.9 to 5 microns. This is significantly finer than Portland cement, other commonly used cement types and upplementary cementitious …
HAPTER 2 ONCRETE CONSTRUCTION MATERIALS
Ground granulated blast furnace slag (GGBFS), a byproduct of iron smelting, contains silicates, alumina and quicklime (CaO). Like lime, GGBFS reacts directly with water to produce CA(OH) 2. Portland Cement . Portland cement is hydraulic cement produced by pulverizing clinker, which consists of calcium silicates formed from limestone (CaCO. 3
Development of Ultrafine Slag-Based Geopolymer Mortar for ...
Keywords: 27 Ultra-fine ground granulated blast-furnace 28 slag 29 Flyash 30 Reinforced concrete 31 Repairing 32 Static load 33 3 4 a b s t r a c t …
Study on Fractal Characteristics and Performance of ...
Ultrafine slag, which is ground with the process of vertical mill, is tested with the laser granulometric distribution apparatus quickly. The characteristics of granulometric distribution of ultrafine slag are analyzed using fractal theory. The fractal dimension of different fineness powders is tested and counted. The result shows that ultrafine slag powders have self-similar …
It is necessary to use ultra fine powder grinding mill ...
Application of ultra fine powder grinding mill : Ore after dressing or smelting residual material as slag,it also called leaching residue.Uranium ore in the process of acid leaching and alkali leaching is not part of acid or alkali leaching mineral.In industrial production, slag plays an important role, especially in some large factories.Using slag made from refined …
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. So incorporating this waste material in concrete can reduce the depletion of conventional concrete components …
Properties of Concrete Modified with Ultra-Fine Slag
Properties of Concrete Modified with Ultra-Fine Slag . Abstract . The supplementary cementitious materials (SCM) can be used as a replacement of cement in the construction industry to minimize the drawbacks of normal concrete such as the emission of carbon dioxide so as to be eco-friendly.
What is GGBS? Its Advantages and Disadvantages ...
What is Ground Granulated Blast Furnace Slag (GGBS)? The ground granulated blast furnace slag (GGBS) is a by-product of iron manufacturing which when added to concrete improves its properties such as workability, strength, and durability.. This material is obtained by the heating of the iron ore, limestone, and coke at a temperature of about 1500 o C. The …
Important properties of an ultrafine cement — Part I
M5 consists of a blend of ultrafine portland and slag cements. M1 is 100 percent ultrafine slag and M3 is 100 percent ultrafine portland. Because …
(PDF) Effective utilisation of ultrafine slag to improve ...
PDF | Eco-friendly materials like recycled aggregates (RA) and geopolymer binders play a key role in the path towards sustainable construction. However,... | Find, read and cite all …
EFFECT OF ULTRA FINE SLAG REPLACEMENT ON …
Keywords: ultra fine slag, durability, chloride penetration, corrosion, rapid chloride migration test Abstract. Improving the durability of concrete to sustain a longer life span and producing a greener concrete are becoming important criteria in obtaining quality concrete. Incorporating Ground Granulated Blast-furnace Slag (GGBS) as a mineral
Strength and Durability Properties Improvement of Bottom ...
ultra-fine slag material i.e. Alccofine as an alternative to cement. Results showed that 15% replacement of cement with Alccofine in a 40% bottom ash concrete has enhanced the compressive strength and improved the concrete quality and durability of the concrete mixture.
(PDF) Use of Ultrafine Slag in High Strength Concrete ...
The characteristics of Ultrafine Slag are listed in the 5% 475 25 145 645 430 714 Table No. 2 shown below: 10% 450 50 145 645 430 714 15% 425 75 145 645 430 714 Table 2: Characteristics of PPC 20% 400 100 145 645 430 714 Physical Characteristics Test Result For acid resistant test, 15 nos. of cube specimen were Bulk Density 670 Kg/m3 immersed ...
Grain slag ultrafine grinder_Ultra fine grinding mill ...
At present, grain slag ultrafine grinder takes up absolute advantage in the powder pulverizing of grain slag and it has become the preferred device of grain slag powder production line. Grain slag ultrafine grinder sets drying, crushing, Grinding, separator, collection and transport together.
Effective utilisation of ultrafine slag to improve ...
Effects of ultra fine slag as mineral admixture on the compressive strength, water absorption and permeability of rice husk ash based geopolymer concrete Materials Today: Proceedings, Elsevier Ltd ( 2020 ), pp. 871 - 877, 10.1016/j.matpr.2020.04.219
EFFECT OF ULTRA FINE SLAG REPLACEMENT ON …
EFFECT OF ULTRA FINE SLAG REPLACEMENT ON DURABILITY AND MECHANICAL PROPERTIES OF HIGH STRENGTH CONCRETE Darren T.Y. Lim*, Nanyang Technological University, Singapore Da Xu, Nanyang Technological University, Singapore B. Sabet Divsholi, Nanyang Technological University, Singapore B. Kondraivendhan, Nanyang Technological …
The hydration properties of ultra-fine ground granulated ...
Based on the fundamental principles of preparing reactive powder concrete (RPC), a new type of RPC was composed by replacing cement with the active powder component ultra-fine ground granulated blast-furnace slag (GGBS). GGBS is proposed as a potential alternative to silica fume (SF), which is currently the most commonly used RPC mineral …
Compressive strength, porosity and sorptivity of ultra ...
Ultra Fine Slag (RUFS) was obtained from EnGro Corporation limited, Singapore and was used as substitute to cement. Fine and coarse aggregate used was river sand and broken stone. Specific gravities of cement, ultra fine slag, fine aggregate and coarse aggregate were found to be 3.15, 2.90, 2.64 and 2.68 respectively. The
Influences of Ultrafine Slag Slurry Prepared by Wet Ball ...
Influences of Ultrafine Slag Slurry Prepared by Wet Ball Milling on the Properties of Concrete. Link/Page Citation 1. Introduction Cement, the main cementitious material used in the concrete, is the base material of construction. Cement manufacture is a highly energy-intensive process. ...
Ultra fine powder grinding mill-- Calcined GGBS good ...
What is GGBS(slag) After the ore beneficiation or smelting residue after called slag, known as leach residue. Uranium ore acid or alkali leaching leaching process is not part of acid or alkali leaching minerals. Industrial production, slag plays an important role, especially in some of the major factories. Made use of slag refining and processing of slag cement, slag …
Loesche-Separation Plant for Production of Ultrafine ...
14th global slag conference, Aachen, Germany 27.03.2019 Agenda Reduction of Clinker Factor Grinding of Slag and/ or Cement Properties of Slag containing Cement Idea and Implementation of Ultrafine Grinding Material Analysis – Cement Quality 01 05 04 03 02 Application of Ultra-Fine GGBFS06 Conclusion/Outlook07
Iron and Steel | Lhoist - Minerals and lime producer
Quality slag = Quality steel. Quicklime is an important active product in eliminating silica and phosphorus in both converters and electric arc furnaces. The lime, after having absorbed impurities, forms a basic slag more quickly. Good quality lime produces a high-quality slag, an environmentally-friendly result that is easy to handle and treat.
