Results 11 to 20 of about 42,323 (351)

Performance-based experimental study into quality zones of lightweight concrete using pumice aggregates

open access: yesCase Studies in Construction Materials, 2023
The quality and performance of concrete depends on the material used. Lightweight concrete is usually formed from aggregates with lightweight specific gravity, such as pumice.
Muhtar
doaj   +1 more source

Producing of workable structural lightweight concrete by partial replacement of aggregate with yellow and/or red crushed clay brick (CCB) aggregate

open access: yesJournal of King Saud University: Engineering Sciences, 2021
The utilization of minimum natural materials content in the production of concrete represents the main concern of many researchers. In addition, lightweight aggregate concrete is desired for its low weight and modified physical properties.
Ahmed Tareq Noaman   +2 more
doaj   +1 more source

Lightweight aggregate concrete produced with crushed stone sand as fine aggregate

open access: yesCogent Engineering, 2020
Lightweight aggregate concrete mixtures incorporating 0, 10, 20, and 30 weight percent replacement of normal-weight aggregate with lightweight aggregate and crushed stone as fine aggregate were tested at 7, 28, 56, and 90 days for various strength and ...
Roz-Ud-Din Nassar   +4 more
doaj   +1 more source

Properties of Artificial Lightweight Aggregates from Various Pozzolan Materials – A Review [PDF]

open access: yesArchives of Metallurgy and Materials
The use of lightweight aggregate can bring advantages to the construction field. Lightweight aggregate has been used due to its lower density and can reduce the dead load applied to the structural elements. Due to the number of natural resources, such as
D.L. Chuan Hao   +4 more
doaj   +1 more source

Effect of Coarse Aggregate Sizes and Replacement Levels on the Strength of Palm Kernel Shell (PKS) Concrete [PDF]

open access: yes, 2013
The maximum coarse aggregate size used in concrete can impact on its strength. An investigation of the effect of coarse aggregate size and replacement level of granite with palm kernel shell (PKS) on the compressive and tensile strengths of PKS concrete ...
Babafemi, A. J, Olusola, K. O
core   +2 more sources

Mechanical properties and freeze-thaw resistance of lightweight aggregate concrete using artificial clay aggregate

open access: yesOpen Engineering, 2022
This work intends to make structural lightweight aggregate concrete by using artificial expanded clay aggregate with different replacement levels from normal coarse aggregate and improve it with a high-performance superplasticizer to increase its ...
Al-Dikheeli Mohammed Riyadh   +2 more
doaj   +1 more source

A REVIEW OF THE EFFECT OF ADDITIVES ON THE MECHANICAL PROPERTIES OF LIGHTWEIGHT CONCRETE

open access: yesJournal of Engineering and Sustainable Development, 2023
Many organizations around the world have recognized lightweight, long-lasting, cost and environmentally-friendly construction materials as a future necessity.
Raed K. Mohammed Jawad   +2 more
doaj   +1 more source

Efeito da pré-molhagem do agregado nas propriedades das argamassas com agregado reciclado deconcreto e agregado leve [PDF]

open access: yes, 2019
This paper examines the suitability of partially replacing natural aggregate, sand, (NA) with recycled concrete aggregate (RCA) or lightweight aggregate (LWA) in mortars, under the hypothesis that pre-wetting aggregates would produce improvement in ...
Aponte Hernández, Diego Fernando   +3 more
core   +4 more sources

High strength lightweight aggregate concrete using blended coarse lightweight aggregate origin from palm oil industry [PDF]

open access: yes, 2017
The benefits of using structural lightweight concrete in construction industry, particularly in high rise buildings, over normal weight concrete are numerous.
Mohd Zamin Jumaat,   +2 more
core   +1 more source

Effect of lightweight aggregate intrinsic Strength on lightweight concrete compressive strength and modulus of elasticity

open access: yesMateriales de Construccion, 2002
The study of Structural Lightweight Concrete (SLC), which is a material generally composed of cement, water and lightweight aggregate, has been mainly focused on developing particular cases. Then, the main objective of this research was to generalise the
C. Videla, M. López
doaj   +1 more source

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