Results 21 to 30 of about 98,572 (249)

High-Power Fiber Laser Cutting for 50-mm-Thick Cement-Based Materials [PDF]

open access: yes, 2020
This experimental research highlights the applicability of laser cutting to cement-based materials using multimode fiber lasers. A 9 kW multimode fiber laser is used, and the experimental variables are the water-to-cement ratio, laser speed, and material
Lee, Dongkyoung   +2 more
core   +1 more source

Effect of Locust Bean Pod Ash and Eggshell Ash on the Mortar Compressive and Flexural Strengths of Cement Blends [PDF]

open access: yes, 2020
An increase in the generation of biogenic wastes such as locust bean pods and eggshells coupled with the need to drive sustainability in the cement industry has led the use of these wastes as cement replacement materials.
Jibril, Abubakar   +2 more
core   +2 more sources

Regression analysis and Vipulanandan model to quantify the effect of polymers on the plastic and hardened properties with the tensile bonding strength of the cement mortar

open access: yesResults in Materials, 2019
In this study, the impact of three different types of polymer on the flowability, consistency, setting time, density and mechanical properties of cement mortar were investigated. Three types of polymer with different percentage up to 0.25% (by dry weight
Warzer Sarwar   +2 more
doaj   +1 more source

Effect of sulfoaluminate expansive additive on mechanical properties, internal relative humidity, and shrinkage of early-age mortar

open access: yesCase Studies in Construction Materials, 2023
Incorporating a suitable amount of sulfoaluminate expansive additive (SEA) into cementitious materials can compensate the shrinkage deformation. However, the influence of SEA on the relative humidity inside cementitious materials is still unclear.
Siming Liang   +5 more
doaj   +1 more source

Characteristics of Wood Ash Cement Mortar Incorporating Green-Synthesized Nano-TiO2

open access: yesInternational Journal of Concrete Structures and Materials, 2021
This paper presents the findings of an investigation into the influence of green-synthesized nano-TiO2 on the characteristics of wood ash (WA) cement mortar.
Bolanle Deborah Ikotun   +1 more
doaj   +1 more source

Water film thickness, flowability and rheology of cement-sand mortar [PDF]

open access: yes, 2010
It is well known that the fresh properties of cement paste and cement-sand mortar are governed mainly by three parameters: water content, packing density and solid surface area.
Fung, WWS, Kwan, AKH, Wong, HHC
core   +1 more source

Utilization of Poly(Polyvinyl Alcohol-g-2-Ethylhexyl Acrylate) as Admixture for Mortar [PDF]

open access: yes, 2020
We investigated the physico-mechanical properties of mortar mixed with copolymers based on polyvinyl alcohol (PVA) and 2-ethylhexyl acrylate (2-EHA) and synthesized by grafting using ammonium persulfate (APS) as an initiator.
Bekbayeva, Lyazzat   +3 more
core   +1 more source

PENGARUH RENDAMAN MORTAR DENGAN MENGGUNAKAN AIR LAUT DAN AIR TAWAR TERHADAP KUAT TEKAN, ABSORPSI, DAN POROSITAS [PDF]

open access: yes, 2023
In Indonesia the use of mortar is very popular, where in bulding construction it is always used, but in the process sometimes people are not quite right in making mixtures for mortar.
Fanani, Rifki Zaharul
core  

Flexural behaviour of plain concrete prism strengthened by textile fine grained mortar [PDF]

open access: yes, 2018
This paper presents a flexural strength study of concrete incorporated with textile fine grained mortar (TFGM) as a strengthening laminate. TFGM is a combination of fine grained mortar (FGM) with alkali resistant glass fabric (AR glass).
A. Khalid, Nur Hafizah   +6 more
core   +1 more source

Inhibition of Cracks on the Surface of Cement Mortar Using Estabragh Fibers

open access: yesAdvances in Materials Science and Engineering, 2013
The influence of adding Estabragh fibers into the cement composites of mortar on surface cracks and mechanical properties of mortar has been studied at various fiber proportions of 0.25%, 0.5%, and 0.75%.
Tahereh Soleimani   +3 more
doaj   +1 more source

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