WebMar 1, 1999 · Silica fume cement was improved by using silane, which was introduced by either coating silica fume particles with silane or using silane as an admixture. Both methods of silane introduction… Expand Carbon fiber reinforced cement improved by using silane-treated carbon fibers Yunsheng Xu, D. Chung Materials Science, Engineering 1999 … WebAug 24, 2024 · The artificial neural network and support vector machine were used to estimate the compressive strength and flexural strength of carbon fiber-reinforced lightweight concrete with the silica fume exposed to the high temperature. Cement was replaced with three percentages of silica fumes (0%, 10%, and 20%). The carbon fibers …
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WebAug 1, 2000 · The addition of 10% silica fume improved slightly the concrete's damping ratio to reach 0.02822 using ECFM and 0.2791 using LDM, and a little more improvement of 19 … WebJul 11, 2024 · In this paper, cement based on fused silica powder @ polyurethane urea (FSP@PUU) with a micro constrained damping structure was studied. Firstly, FSP@PUU core-shell particles were prepared by heterogeneous stepwise addition polymerization method and added into cement paste as damping filler to form a micro-constrained … north herts committee meetings
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WebApr 15, 2024 · Previous research has indicated that the use of silane coupling agents (SCA) on the surface of steel fibers is a promising approach for improving the bonding … WebTable 1 shows that the silane treatment causes the silica fume mortar mix to increase in workability (slump). With silane-treated silica fume and no water-reducing agent, the mix’s … WebThe effects of silica fume as an admixture in cement-based materials are reviewed in terms of the mechanical properties, vibration damping capacity, freeze-thaw durability, abrasion resistance, shrinkage, air void content, density, permeability, steel rebar corrosion resistance, alkali-silica reactivity reduction, chemical attack resistance, bond strength to steel rebar, … how to say have a good day in te reo