Influence of waste glass powder on the physico-mechanical properties and microstructures of fly ash-based geopolymer paste after exposure to high temperatures

2020 ◽  
Vol 262 ◽  
pp. 120579 ◽  
Author(s):  
Xi Jiang ◽  
Rui Xiao ◽  
Yuetan Ma ◽  
Miaomiao Zhang ◽  
Yun Bai ◽  
...  
2018 ◽  
Vol 172 ◽  
pp. 2892-2898 ◽  
Author(s):  
Tawatchai Tho-In ◽  
Vanchai Sata ◽  
Kornkanok Boonserm ◽  
Prinya Chindaprasirt

2019 ◽  
Vol 22 (3) ◽  
pp. 208-212
Author(s):  
Sheelan M. Hama ◽  
Alhareth M. Abdulghafor ◽  
Mohammed Tarrad Nawar

In this work, waste glass powder from broken windows and plastic fibers from waste polyethylene terephthalate bottles are utilized to produce an economical self-compact concrete. Fresh properties (slump flow diameter, slump Flow T50, V. Funnel, L–Box), mechanical properties (Compressive strength and Flexural strength) and impact resistance of self-compact concrete are investigated. 15% waste glass powder as a partial replacement of cement with five percentages of polyethylene terephthalate plastic waste were adopted: 0% (reference), 0.5%, 0.75%, 1%, 1.25% and 1.5% by volume. It seems that the flow ability of self-compact concrete decreases with the increasing of the amount of plastic fibers. The compressive strength was increased slightly with plastic fiber content up to (0.75%), about 4.6% For more than (0.75%) plastic fiber. The compressive strength began to decrease about 15.2%. The results showed an improvement in flexural strength and an impact on the resistance in all tested specimens’ content of the plastic fibers, especially at (1.5%) fibers.


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