Fly ash FA and Ground granulated blast furnace slag GGBS are preferred raw materials for Alkali activated concrete AAC owing to their effective repurposing of waste widespread accessibility advantageous chemical composition and performance attributes Kumar I 2023 Compressive strength prediction of fly ash and blast furnace slag
This study concerns the effect of two types of fly ash and the addition of lime on the strength development and hydration of sodium hydroxide and sodium silicate activated slag/fly ash blends which consisted of 50% fly ash and 50% slag by mass Performance was compared to that of 100% slag cements When NaOH was used as an activator the slag
This paper presents the evolution of compressive strength and the modulus of elasticity of concretes with binary and ternary blends of ordinary Portland cement fly ash and ground granulated blast furnace slag GGBS or slag The study involved 54 concrete mixes with water binder ratio w/b varying from to and the total binder content varying from 280
The workability mechanical properties and hydration of alkali activated phosphorus slag—granulated blast furnace slag AAPG were characterized using fluidity setting time compressive strength flexural strength hydration heat XRD FTIR TG DSC and SEM EDS granulated blast furnace slag GBFS [4 5] fly ash FA [6 7
This paper presents the evolution of compressive strength and the modulus of elasticity of concretes with binary and ternary blends of ordinary Portland cement fly ash and ground granulated blast furnace slag GGBS or slag The study involved 54 concrete mixes with water binder ratio w/b varying from to and the total binder content varying from 280
boundless investigations have been carried out taking fly ash and ground granulated blast furnace salt as cement replacement However the investigation dealing the concrete made by effect of combined blending of slag as fine aggregate and fly ash mineral admixture is not wide spread in existing literature
Several mixes developed satisfactory strength the mixes achieved the ASTM specified minimum compressive strength of MPa at 28 results show that mixes with up to 55 percent fly ash and 85 percent fly ash ground granulated blast furnace slag substitutions reached the minimum compressive strength required at 28 with up to
Ground Granulated Blast Furnace Slag GGBS The Ground Granulated Blast Furnace Slag is as a by product during the manufacturing of iron in a blast furnace Molten Blast furnace slag has a temperature range of 1300 1600 °C and cooled very rapidly to prevent the crystallization
Characterization experiments The mechanical testes of eco friendly ternary geopolymer mortar based on slag fly ash bentonite Drying shrinkage To measure the drying shrinkage mortars were made in
One attractive method is partially replacing the OPC by some recycled materials such as Flue gas desulfurization FGD gypsum fly ash FA and gypsum ground granulated blast furnace slag GGBFS GGBFS has been proved of excellent hydration activity Austin et al 1992 Pal et al 2003 which has been used in many practical constructions
Strengthening effects of finely ground fly ash granulated blast furnace slag and their combination Cem Concr Res 28 1998 pp 1819 1825 View PDF View article View in Scopus Google Scholar [24] G Li X Zhao Properties of concrete incorporating fly ash and ground granulated blast furnace slag
This study investigates the effectiveness of ground granulated blast furnace slag GGBFS and fly ash in improving the durability of concrete specimens subjected to thermal damage Multiple techniques including nonlinear impact resonance acoustic spectroscopy NIRAS compressive strength X ray diffraction and thermogravimetry are employed
This paper aims to review the utilization of fly ash and ground granulated blast furnace slag GGBFS based geopolymers for soil stabilization by enhancing strength
INTRODUCTION Strength development in ternary blended cements based on portland cement ground granulated blast furnace slag and fly ash has been studied in several countries in the 50 s and 60 s In Australia laboratory work was carried out on concretes with ternary binders and they were used within the steelworks at Newcastle and Port Kembla
Ashish Kumar Pathak et al studied the soil stabilization using GGBFS was procured from blast furnace of cement plant which is the byproduct of iron ACC Plant Sindri The effect of different proportions of GGBFS 0 25% on different engineering properties OMC MDD Plastic Limit Liquid Limit Unconfined Compressive strength and CBR
Supplementary cementitious materials SCMs have been widely used to replace cement in recent years in order to reduce the burden of cement on the environment In this study fly ash FA and ground granulated blast furnace slag GGBFS were used as long term 40% 50% and 60% replacement cement in order to explore the mechanical strength of different
To achieve the desired outcomes in GPC a variety of binders including waste materials such as fly ash ground granulated blast furnace slag metakaolin and rice husk ash can be utilized either
In addition another advantage of AABs is that they have a wide range of precursor sources In general aluminosilicates with active SiO 2 and Al 2 O 3 [ fly ash FA [23] ground granulated blast furnace slag GGBFS [24] metakaolin [25] and halloysite [26 27]] can be used as precursors for AABs which facilitates waste recovery The
Ground granulated blast furnace slag amended fly ash as an expansive soil stabilizer Soils Found 56 2016 pp 205 212 / View PDF View article View in Scopus Google Scholar
Alkali activated concrete AAC is a potential replacement for Portland cement concrete PC concrete [[1] [2] [3]] which is mainly produced by the alkali activation of silica and alumina rich materials using alkaline the most common industrial by products blast furnace slag BFS and fly ash FA have rich silica alumina sources which show great
Ground Granulated Blast Furnace Slag GGBS has been included in the Fly Ash FA based Geopolymer Concrete GPC to modify the]geopolymerisation reaction of FA
