effect of slag on pumpability concrete
effect of slag on pumpability concrete
Effect of Cement Content on Durability of Fly Ash Carbide . The results show that when the optimal cement content is 150kg m 3 and the fly ash carbide slag content is 350kg m 3 the impermeability the frost resistance the erosiveness resistance and the wear resistances of residue concrete are obviously improved which can meet the pavement surface requirements of rural
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Pumpability of Blast-Furnace Slag Aggregate Concrete
The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations
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Effect of slag on strength, durability and microstructural ...
2022-1-25 · Deb PS, Nath P, Sarker PK (2014) The effects of ground granulated blast-furnace slag blending with fly ash and activator content on the workability and strength properties of geopolymer concrete cured at ambient temperature. Mater Des
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EFFECT OF SLAG CEMENT ON CONCRETE RESISTANCE
2021-12-9 · Effect of Slag Cement on Concrete Resistance Against Combined . . . . 4689 Journal of Engineering Science and Technology December 2021, Vol. 16(6) cement combined with silica fume. Extensive surface scaling was detected on the silica fume concrete after exposure to 3% sodium chloride solutions. Further, Wu
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Effects of Ground Granulated Blast Furnace Slag in ...
2015-12-28 · difference in the level of deicer scaling that occurred in slag cement concrete versus OPC concrete (Dubovoy, et al, 1986). Afrani and Rogers (1994), on the other hand, recorded much greater scaling loss for concrete with high slag cement replacement compared to 100% OPC concrete. Also noted was a difference in deicer scaling resistance apparently
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Effect of Steel Slag Powder on the Durability of High ...
dvanced mineral admixtures can lead to economical high performance concrete with enhanced durability and reduced cement content. When super fine steel slag powder is mixed into concrete as active admixture, resistance to abrasion and resistance to chloride penetration are improved as well as workability and mechanical properties of the concrete.
Read More
Optimizing Concrete Pavement Mixes with Slag Cement
2015-2-8 · • reflects more light, reducing the “urban heat island”effect • Slag cement reduces efflorescence by reduced permeability and increasing the consumption of calcium hydroxide and alkalis Portland vs. Slag cement concrete WCPA Annual Concrete Pavement Workshop Bruce Blair Presentation February 12, 2015 22 of 41
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UNDERSTANDING THE PUMPABILITY OF CONCRETE
2020-10-13 · effect of mixture design on pumpability are presented in the paper. The concept of Real Paste Content is brought forward as a tool to help engineers clearly understand the mechanisms taking place during the transport of concrete under pressure. CONCRETE PUMPING The pumpability of concrete is not an easy concept to define and requires the
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Slag cement strength
Slag cement has a particularly significant effect on the flexural strength of concrete. Flexural strength (or modulus of rupture) is one of the principal factors in concrete pavement design. Increased flexural strength is evident in Figure 2, where 50 percent slag cement achieved a 20 percent strength improvement, even though total cementitious ...
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EFFECT OF ULTRA FINE SLAG REPLACEMENT ON
2015-2-9 · The total pore volume of concrete also decreases as the slag fineness becomes higher6. Slag of 786 m 2/kg fineness has a 50% smaller diffusion coefficient than a normal OPC 6. This coefficient drops more dramatically as the fineness of the slag is improved. In this work, the effect of UFGGBS replacement on the durability and mechanical ...
Read More
EFFECT OF SLAG CEMENT ON CONCRETE RESISTANCE
2021-12-9 · Effect of Slag Cement on Concrete Resistance Against Combined . . . . 4689 Journal of Engineering Science and Technology December 2021, Vol. 16(6) cement combined with silica fume. Extensive surface scaling was detected on the silica fume concrete after exposure to 3% sodium chloride solutions. Further, Wu
Read More
Effects of Steel Slag Powder on Workability and Durability ...
Due to its huge production and hazardous effects due to dumping of slag there is a need to study its effect on concrete with higher replacement ratios. New methods need to be developed so that ...
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Influence of Steel Slag on the Workability of Concrete ...
The influences of steel slag on the compatibility of cement-superplasicizer system and workability of concrete were investigated in this study. Results show that there are differences among the effects of different steel slags on the fluidity of paste and workability of concrete. Steel slag is not so good as GGBS in improving the workability of concrete.
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Effect of Steel Slag Powder on the Durability of High ...
dvanced mineral admixtures can lead to economical high performance concrete with enhanced durability and reduced cement content. When super fine steel slag powder is mixed into concrete as active admixture, resistance to abrasion and resistance to chloride penetration are improved as well as workability and mechanical properties of the concrete.
Read More
Effect of blast-furnace slag as cement replacement on ...
Sustainability is getting more and more attention during the last years. Also in the concrete and cement industry, attempts are made to minimize the environmental impact. One way to implement this thought, is the use of industrial by-products as cement replacing material. The 'waste' products are upgraded in high-value applications and the need for clinker is reduced.
Read More
Effect of fly ash and slag on concrete: Properties and ...
2019-3-2 · Results of this study indicated that the 50% fly ash replacement of Portland cement increased the rupture modulus of the recycled concrete. Conversely, a mixture with over 50% cement replacement by either fly ash or slag or a combination of both exhibited detrimental effect on the compressive strength, rupture modulus, and drying shrinkage.
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EFFECT OF ULTRA FINE SLAG REPLACEMENT ON
2015-2-9 · The total pore volume of concrete also decreases as the slag fineness becomes higher6. Slag of 786 m 2/kg fineness has a 50% smaller diffusion coefficient than a normal OPC 6. This coefficient drops more dramatically as the fineness of the slag is improved. In this work, the effect of UFGGBS replacement on the durability and mechanical ...
Read More
Optimizing Concrete Pavement Mixes with Slag Cement
2015-2-8 · • reflects more light, reducing the “urban heat island”effect • Slag cement reduces efflorescence by reduced permeability and increasing the consumption of calcium hydroxide and alkalis Portland vs. Slag cement concrete WCPA Annual Concrete Pavement Workshop Bruce Blair Presentation February 12, 2015 22 of 41
Read More
Slag cement strength
Slag cement has a particularly significant effect on the flexural strength of concrete. Flexural strength (or modulus of rupture) is one of the principal factors in concrete pavement design. Increased flexural strength is evident in Figure 2, where 50 percent slag cement achieved a 20 percent strength improvement, even though total cementitious ...
Read More
[PDF] EFFECT OF ULTRA FINE SLAG REPLACEMENT ON
Corpus ID: 199401334. EFFECT OF ULTRA FINE SLAG REPLACEMENT ON DURABILITY AND MECHANICAL PROPERTIES OF HIGH STRENGTH CONCRETE @inproceedings{Lim2011EFFECTOU, title={EFFECT OF ULTRA FINE SLAG REPLACEMENT ON DURABILITY AND MECHANICAL PROPERTIES OF HIGH STRENGTH CONCRETE},
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Effect Of Slag On Pumpability Concrete In Nigeria
Effect Of Slag On Pumpability Concrete In Nigeria. We are a large-scale manufacturer specializing in producing various mining machines including different types of sand and gravel equipment, milling equipment, mineral processing equipment and building materials equipment. And they are mainly used to crush coarse minerals like gold and copper ...
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Effects of slag addition on bond strength of 3D printed ...
2020-9-24 · Effects of slag addition on bond strength of 3D printed geopolymer mortar : an experimental ... concrete printing, owing to its thixotropic property as mentioned in (Tay et al. 2017). In the ... The mix design was aimed to meet the requirement of
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Effects of High-Volume Ground Slag Powder on the ...
Massive high-strength concrete structures tend to have a high risk of cracking. Ground slag powder (GSP), a sustainable and green industrial waste, is suitable for high-strength concrete. We carried out an experimental study of the effects of
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EFFECT OF SLAG CEMENT ON CONCRETE RESISTANCE
2021-12-9 · Effect of Slag Cement on Concrete Resistance Against Combined . . . . 4689 Journal of Engineering Science and Technology December 2021, Vol. 16(6) cement combined with silica fume. Extensive surface scaling was detected on the silica fume concrete after exposure to 3% sodium chloride solutions. Further, Wu
Read More
Effect of blast-furnace slag as cement replacement on ...
Sustainability is getting more and more attention during the last years. Also in the concrete and cement industry, attempts are made to minimize the environmental impact. One way to implement this thought, is the use of industrial by-products as cement replacing material. The 'waste' products are upgraded in high-value applications and the need for clinker is reduced.
Read More
Effects of blast furnace slag on chloride permeability of ...
This paper presents one of such works which investigates the effect of partial replacement of cement with slag on chloride permeability of concrete cured at elevated temperatures. It was found out that partial replacement of cement with slag increases the resistance of concrete to chloride penetration
Read More
Slag cement strength
Slag cement has a particularly significant effect on the flexural strength of concrete. Flexural strength (or modulus of rupture) is one of the principal factors in concrete pavement design. Increased flexural strength is evident in Figure 2, where 50 percent slag cement achieved a 20 percent strength improvement, even though total cementitious ...
Read More
Optimizing Concrete Pavement Mixes with Slag Cement
2015-2-8 · • reflects more light, reducing the “urban heat island”effect • Slag cement reduces efflorescence by reduced permeability and increasing the consumption of calcium hydroxide and alkalis Portland vs. Slag cement concrete WCPA Annual Concrete Pavement Workshop Bruce Blair Presentation February 12, 2015 22 of 41
Read More
[PDF] EFFECT OF ULTRA FINE SLAG REPLACEMENT ON
Corpus ID: 199401334. EFFECT OF ULTRA FINE SLAG REPLACEMENT ON DURABILITY AND MECHANICAL PROPERTIES OF HIGH STRENGTH CONCRETE @inproceedings{Lim2011EFFECTOU, title={EFFECT OF ULTRA FINE SLAG REPLACEMENT ON DURABILITY AND MECHANICAL PROPERTIES OF HIGH STRENGTH CONCRETE},
Read More
EFFECT OF ULTRA FINE SLAG REPLACEMENT ON
2015-2-9 · The total pore volume of concrete also decreases as the slag fineness becomes higher6. Slag of 786 m 2/kg fineness has a 50% smaller diffusion coefficient than a normal OPC 6. This coefficient drops more dramatically as the fineness of the slag is improved. In this work, the effect of UFGGBS replacement on the durability and mechanical ...
Read More
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