Results 1 to 10 of about 15,345 (207)

Influence of Silica Fume on the Performance of Moderately Weathered Phonolite Concrete [PDF]

open access: diamondE3S Web of Conferences, 2021
The effect of silica fume on the performance, mechanical properties, durability and air tightness of airtight concrete was studied. The results showed that with the increase of silica fume content, the concrete performance will decrease, the compressive ...
Wu Xiaowei, Tang Zhaoxi
doaj   +2 more sources

Investigation of the effect of silica fume and synthetic foam additive on cell structure in ultra-low density foam concrete

open access: goldCase Studies in Construction Materials, 2022
In this study, the properties of ultra-low density foam concrete with silica fume substitute and synthetic foam additive were investigated. Two different references and silica fume substituted foam concretes with densities of 220 and 200 kg/m3 were ...
Burçin Şenol Şeker   +2 more
doaj   +2 more sources

Exploring the synergy between aluminum powder and silica fume in enhancing lightweight concrete characteristics [PDF]

open access: yesScientific Reports
Lightweight concrete effectively maintains structural integrity while subtly reducing the load imposed by traditional dead load limits. The current study aims to investigate the synergistic effects that can result from combining silica fume and aluminum ...
Muhammad Basit Khan   +6 more
doaj   +2 more sources

Enforcement of Epoxy with Silica Fume and Carbon Fiber [PDF]

open access: diamondTikrit Journal of Engineering Sciences, 2018
A composite material has been prepared using epoxy resin as a matrix, reinforced with silica fume, carbon fiber, and their hybrid (mixture of silica fume and carbon fiber).
Amer Hameed Majeed
doaj   +4 more sources

Study on static and dynamic mechanical properties and microstructure of silica fume-polypropylene fiber modified rubber concrete [PDF]

open access: yesScientific Reports
Through tests and micro-observations, the static and dynamic mechanical properties and microstructure of rubber concrete samples modified with varying amounts of silica fume and polypropylene fiber content were explored.
Chenyue Han   +3 more
doaj   +2 more sources

Adsorptive Removal of Acid Fuchsin Dye Using By-Product Silica Fume and Laccase-Modified Silica Fume [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2021
Silica fume, also known as micro silica, is a by-product of the reduction of high-purity quartz with coal in electric furnaces in the production of silicon and ferrosilicon alloys.
Ekrem Kalkan, Hayrunnisa Nadaroglu
doaj   +1 more source

Evaluation of the Effect of Silica Fume on Amorphous Fly Ash Geopolymers Exposed to Elevated Temperature

open access: yesMagnetochemistry, 2021
The properties of amorphous geopolymer with silica fume addition after heat treatment was rarely reported in the geopolymer field. Geopolymer was prepared by mixing fly ash and alkali activator. The silica fume was added in 2% and 4% by weight.
Ong Huey Li   +10 more
doaj   +1 more source

Effect of Silica Fume on the Volume Expansion of Metakaolin-Based Geopolymer Considering the Silicon-to-Aluminum Molar Ratio

open access: yesInternational Journal of Concrete Structures and Materials, 2022
This paper investigates the effect of silica fume on the mechanical properties of metakaolin-based geopolymers with different silicon-to-aluminum molar (S/A) ratios.
Sungwoo Park   +3 more
doaj   +1 more source

The Experimental Assessment Of The Effect Of Paper Waste Ash And Silica Fume On Improvement Of Concrete Behavior [PDF]

open access: yesمهندسی عمران شریف, 2021
The idea of using paper wastes in concrete to reduce environmental pollution and Silica fume to improve the properties of concrete is a huge transformation in the building industry.
J. Pourazar   +4 more
doaj   +1 more source

Study of Microstructure, Crystallographic Phases and Setting Time Evolution over Time of Portland Cement, Coarse Silica Fume, and Limestone (PC-SF-LS) Ternary Portland Cements

open access: yesCrystals, 2023
The use of silica fume as a partial replacement for Ordinary Portland Cement provides a wide variety of benefits, such as reduced pressure on natural resources, reduced CO2 footprint, and improved mechanical and durability properties.
Esperanza Menéndez   +2 more
doaj   +1 more source

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