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Thermal Properties of Geopolymer Concretes with Lightweight Aggregates. [PDF]

Materials (Basel)
Despite the availability of various materials for chimney applications, ongoing research seeks alternatives with improved thermal and chemical resistance. Geopolymers are a promising solution, exhibiting exceptional resistance to high temperatures, fire, and aggressive chemicals.
Przybek A, Romańska P, Korniejenko K, Krajniak K, Hebdowska-Krupa M, Łach M.   +5 more
europepmc   +3 more sources

Influence of Water-Binder Ratio on the Mechanical Strength and Microstructure of Arch Shell Interface Transition Zone

Buildings, 2022
To prepare lightweight ultra high performance concretes used in the large-span and super-tall structure engineering fields, the effects of water-binder ratio on the mechanical performances, hydration products, and microstructure of the arched shell ...
Tao He, Weiheng Xiang, Jian Zhang, Cheng Hu, Gaozhan Zhang, Bin Kou   +5 more
doaj   +1 more source

The Use of Lightweight Aggregate in Concrete: A Review

Journal of Engineering, 2022
One of the artificial lightweight aggregates with a wide range of applications is Lightweight Expanded Clay Aggregate. Clay is utilized in the production of light aggregates.
saad m, Zena K Abbas
doaj   +1 more source

Properties and Durability Performance of Lightweight Fly Ash Based Geopolymer Composites Incorporating Expanded Polystyrene and Expanded Perlite

Ceramics, 2022
In this study, the use of expanded polystyrene and expanded perlite as lightweight aggregates for the preparation of lightweight geopolymers is tested.
Dimitrios Kioupis, Aggeliki Skaropoulou, Sotirios Tsivilis, Glikeria Kakali   +3 more
doaj   +1 more source

Chemical design of lightweight aggregate to prevent adhesion at bloating activation temperature

Journal of Asian Ceramic Societies, 2020
The purpose of this study is to control the viscous behavior of lightweight aggregates through the chemical design of a lightweight aggregates material in order to solve the problem of the adhesion of lightweight aggregates by viscous behavior in the ...
Young Min Wie, Ki Gang Lee, Kang Hoon Lee   +2 more
doaj   +1 more source

Fresh Properties of Lightweight Concrete and Lightweight Self Compacting Concrete Produced with Pumice Aggregate

Eurasian Journal of Science and Engineering, 2020
Lightweight aggregates have long been used widely in construction worldwide. One of the most widely used lightweight aggregate in concrete construction is Pumice.
Baban Jamal Hamasalh, Bahman Omar Taha, Ganjeena Jalal Khoshnaw   +2 more
doaj   +1 more source

Thermal storage properties of lightweight concrete incorporating phase change materials with different fusion points in hybrid form for high temperature applications

Heliyon, 2020
In this study, the thermal storage properties of lightweight concrete incorporating two types of phase change materials (PCM) with two different fusion points were investigated.
Piti Sukontasukkul, Teerawat Sangpet, Moray Newlands, Doo-Yeol Yoo, Weerachart Tangchirapat, Suchart Limkatanyu, Prinya Chindaprasirt   +6 more
doaj   +1 more source

Layer model of elasticity modulus prediction for lightweight concretes

Magazine of Civil Engineering, 2021
Reducing the structures’ weight is one of the basic approaches to improving the efficiency of construction. There are many developments in this area, especially with lightweight concretes.
Korolev Alexander, Vatin Nikolai
doaj   +1 more source

Effect of Different Gradings of Lightweight Aggregates on the Properties of Concrete

Applied Sciences, 2017
Lightweight aggregate concrete is a material with very low density and good thermal insulation, and several types of lightweight aggregates have been used for lightweight concrete.
Sang-Yeop Chung, Mohamed Abd Elrahman, Dietmar Stephan   +2 more
doaj   +1 more source

Mix design and performance of lightweight ultra high-performance concrete

Materials & Design, 2022
The inferior mechanical properties and durability of conventional lightweight concrete restrict its wider application. This study intended to design a novel lightweight ultra high-performance concrete (L-UHPC) using a mathematical approach, with a view ...
Jian-Xin Lu, Peiliang Shen, Hafiz Asad Ali, Chi Sun Poon   +3 more
doaj   +1 more source