Enhancement of Durability Characteristics of Geopolymer
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Enhancement of Durability Characteristics of Geopolymer.

Enhancement of Durability Characteristics of Geopolymer ...

Enhancement of Durability Characteristics of Geopolymer Concrete With Manufactured Sand . M.I. Abul Aleem . PSG Institute of Technology and Applied Research

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Enhancement of Durability Characteristics of Geopolymer ...

Enhancement of Durability Characteristics of Geopolymer Concrete With Manufactured Sand. UNIVERSITY OF LEEDS. Geopolymer Concrete is the concrete made without using

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Single and synergistic enhancement on durability of ...

Sep 11, 2021  To determine the optimal dosage of polyvinyl alcohol (PVA) fiber and Nano-SiO 2 (NS) in metakaolin (MK) and fly ash (FA) based geopolymer mortar from the perspective

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REVIEW ON STRENGTH AND DURABILITY CHARACTERISTIC

geopolymer concrete. Compressive strength of geopolymer concrete increase over controlled concrete by 1.5 times. The split tensile strength of geopolymer concrete

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Enhancement of the Thermal Durability of Fly Ash-Based ...

Jan 06, 2021  The aim of this research is to study the effect of different percentages of potassium feldspar (KF) (0%, 5%, 10% and 20% by weight) on the proficiency of fly ash

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Single and synergistic enhancement on durability of ...

Sep 11, 2021  To determine the optimal dosage of polyvinyl alcohol (PVA) fiber and Nano-SiO 2 (NS) in metakaolin (MK) and fly ash (FA) based geopolymer mortar from the perspective of enhancement on durability of geopolymer mortar, the single and binary effects of PVA fiber and NS was explored. The compressive strength tests, rapid chloride permeability (RCP) tests, freezing-thawing cycle tests,

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Enhancement of the Thermal Durability of Fly Ash-Based ...

At 900 °C, the geopolymer matrix was observed to be most densified, which imparts superior durability to the specimens. The aim of this research is to study the effect of different percentages of potassium feldspar (KF) (0%, 5%, 10% and 20% by weight) on the proficiency of fly ash (FA)-based geopolymer paste when exposed to elevated ...

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REVIEW ON STRENGTH AND DURABILITY CHARACTERISTIC

geopolymer concrete. Compressive strength of geopolymer concrete increase over controlled concrete by 1.5 times. The split tensile strength of geopolymer concrete increased over controlled by 1.45 times and flexural strength of gpc increased over controlled concrete by 1.6 times. In durability test, there is decrease in weight

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Evaluation of Strength and Durability of Geo Polymer ...

May 09, 2020  Durability of the concrete is defined as the ability of which it produces resistance towards the weathering action, chemical attack, abrasion and freezing and thawing cyclesTo check the durability of the cycles To check the durability of the geopolymer concrete in this paper have conducted chemical attack test i.e., sulfate attack test .

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Influence of red mud on performance enhancement of fly ash ...

Jul 20, 2021  This paper presents the strength, durability and microstructural characteristics of fly ash based geopolymer concrete in addition to red mud. The study explores the influence of other parameters on the compressive strength of GC such as Na 2 SiO 3 to NaOH ratio (liquid-to-liquid), and alkaline solution to binder ratio. The presence of high alkalinity in the red mud was enough to dissolve FA ...

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Influence of red mud on performance enhancement of fly ash ...

This paper presents the strength, durability and microstructural characteristics of fly ash based geopolymer concrete in addition to red mud. The study explores the influence of other parameters on the compressive strength of GC such as Na2SiO3 to NaOH ratio (liquid-to-liquid), and alkaline solution to binder ratio. The presence of high alkalinity in the red mud was enough to dissolve FA, thus ...

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Developing Geopolymer Concrete Properties by Using ...

Jul 21, 2020  The fly ash-based geopolymer concrete’s durability and mechanical performance were considered as a major interest in the industry of concrete . Besides the usage of fly ash, red mud [ 26 ], waste glass powder [ 24 ], and phosphate sludge [ 27 ] were also used as a cheap raw material for the preparation of geopolymer.

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Muhammad “Jamal” Khattak, PhD., PE.

Aug 07, 2018  06/01-12/02 Khattak, M.J. Enhancement of Transportation Materials Laboratory at UL Lafayette. Louisiana ... and Adhikari, S. Mechanical and durability characteristics of flyash-based soil-geopolymer mixtures for pavement base and subbase layers. ... Khattak, M.J. and Adhikari, B. Mechanical characteristics of Soil-RAP-Geopolymer mixtures for ...

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Durability Enhancement of Concrete Using Nanomaterials: An ...

Different initiatives have evolved over the years to improve the durability of concrete, and one of the promising areas gaining attention in recent years is the use of nanomaterials in concrete. Though most of the applications of nanomaterials to improve the properties of concrete has been restricted to laboratory applications, it is anticipated that in few years to come more commercial and ...

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THE USE OF COCONUT FIBRES AS AN ENHANCEMENT OF

Coconut Fibre as enhancement of concrete Yalley and Kwan 55 and the sub-region that the coconut plant was cultivated. The specific objective of experimenting on coconut fibre as an enhancement of concrete is two fold. Firstly, to assess if the fibres of the

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Steel Fibers Effect in Strength Enhancement of Geopolymer ...

In recent year’s research about geopolymer as a good substitute material to enhance cementitious material greenness and concrete durability has been increased. Geopolymer can be classified as an inorganic material with a chemical composition similar to zeolites and normally have an

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Materials Free Full-Text Assessment of the Suitability ...

Currently, novel inorganic alumino-silicate materials, known as geopolymer composites, have emerged swiftly as an ecobenevolent alternative to contemporary ordinary Portland cement (OPC) building materials since they display superior physical and chemical attributes with a diverse range of possible potential applications. The said innovative geopolymer technology necessitates less energy and ...

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Research Scholars Karunya Institute of Technology and ...

Investigation on mechanical and durability characteristics of geopolymer concrete with nanoparticles: 3: RP16CE007: Mr. H C M SWAMY Dr.G.Prince Arulraj: A Comprehensive study of fracture mechanism of self-compacted concrete: 4: RP16CE012: Mr. KOSHY P S Dr.G.Prince Arulraj

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A state-of-the-art review of polymers used in soil ...

The GP treated soil mixes with binder content of 30% and Activator/Binder (A/B) ratio of 0.75 reinforced with 1% PP fibers by weight have exhibited superior strength and durability characteristics ...

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Mechanical and Durability Characteristics Assessment of ...

Sep 05, 2021  and durability characteristics of GGBS- and silica-fume-blended geopolymer concrete at varying proportions of both GGBS and SF. In the current study, geopolymer concrete with GGBS as a binder was developed by replacing it with silica fume in a

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Mechanical and Durability Characteristics Assessment of ...

The present study aimed at assessing mechanical and durability characteristics of ground granulated blast furnace slag (GGBS)-based geopolymer composites at 5%, 10%, 15%, 20%, 25%, and 30% replacement proportion of silica fume at 12 molarity of NaOH. Mechanical properties were assessed using compression and tension tests, whereas durability characteristics were evaluated using

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Geopolymer as the future oil-well cement: A review ...

1 天前  The durability of geopolymer to low (2%) and high (10%) ... 23% (geopolymer) and 49% (OPC system) reduction after 7 days for 5% mud) and enhancement in viscosity and fluid loss. Olvera et al. (2019) ... Investigating the expansion characteristics of geopolymer cement samples in a water bath and compared with the expansion of ASTM class-G cement.

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(PDF) EXPERIMENTAL INVESTIGATIONS ON STRENGTH, DURABILITY

In the present work, an attempt is made to develop geopolymer concrete blocks at ambient curing condition and to investigate strength and durability aspects. The geopolymer blocks prepared here in without the use of cement. The materials considered are Flyash (Class F), Ground granulated blast furnace slag (GGBS), Quarry dust and sand.

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Steel Fibers Effect in Strength Enhancement of Geopolymer ...

In recent year’s research about geopolymer as a good substitute material to enhance cementitious material greenness and concrete durability has been increased. Geopolymer can be classified as an inorganic material with a chemical composition similar to zeolites and normally have an

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STRENGTH PROPERTIES OF GEOPOLYMER CONCRETE USING

characteristics between the concrete and rebar. Also, the fresh properties of the same showed that the setting time was reduced in the range of 28-50minutes, as the level of calcium content in the mix was high. All mechanical properties were significantly high in high calcium geopolymer concrete for the mix pertaining to 15 molarity

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Modified geopolymer-based wood adhesive using waterborne ...

The enhancement mechanisms of WPU and Kh-550 in geopolymer system was shown in Fig. 7b. To further analyze the morphology of the plywood fracture surface, SEM measurements were performed to determine the types of adhesive failures after dry shear testing.

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Geosciences Free Full-Text Review of Fly-Ash-Based ...

Chemical stabilisation is by far the most commonly used ground improvement technique, and seeks to achieve an enhancement in the soil stability’s characteristics by increasing soil strength and durability, while decreasing soil compressibility [2,4,5,6,7]. It involves the addition of a chemical binder to the soil to develop artificial ...

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Durability Enhancement of Concrete Using Nanomaterials: An ...

Different initiatives have evolved over the years to improve the durability of concrete, and one of the promising areas gaining attention in recent years is the use of nanomaterials in concrete. Though most of the applications of nanomaterials to improve the properties of concrete has been restricted to laboratory applications, it is anticipated that in few years to come more commercial and ...

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Study on Characteristics of Geopolymer Concrete with E-Waste

Jul 03, 2017  Study on Characteristics of Geopolymer Concrete with E-Waste DOI: 10.9790/1684-1401032127 iosrjournals 25 Page Table 4 Split Tensile Strength on 7th and 28th Day in N/mm2 Mix Specification Percentage of E-Waste 7th Day N/mm2 28th Day N/mm2 Mix 1 0 2.83 2.92 Mix 2 10 1.83 2.21 Mix 3 20 3.06 3.11 Mix 4 30 1.22 1.69 From the TABLE 4, the ...

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Thermal and Mechanical Properties of Geopolymers

Dec 05, 2019  e geopolymer coating had been proven to be fire re- sistant. erefore, it is necessary to further study its thermal properties, including mass loss after high tem-

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A Comprehensive Study of the Polypropylene Fiber ...

Jan 25, 2016  As a cementitious material, geopolymers show a high quasi-brittle behavior and a relatively low fracture energy. To overcome such a weakness, incorporation of fibers to a brittle matrix is a well-known technique to enhance the flexural properties. This study comprehensively evaluates the short and long term impacts of different volume percentages of polypropylene fiber (PPF) reinforcement on ...

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Durability of Concrete Types of Durability and Factors ...

Feb 14, 2017  Durability is defined as the capability of concrete to resist weathering action, chemical attack and abrasion while maintaining its desired engineering properties. It normally refers to the duration or life span of trouble-free performance. Different concretes require different degrees of durability depending on the exposure environment and properties desired.

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"Complete stress-strain characteristics of high ...

May 31, 2002  High performance concrete (HPQ has recently become a widely used concrete construction material for modem buildings, bridges, and pavements, etc. To produce such a better quality of concrete, chemical and mineral admixtures such as fly ash, slag cement, and silica fume, ground granulated blast furnace slag, as well as air-entraining agents are commonly used in the field

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