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Tao He, Weiheng Xiang, Jian Zhang, Cheng Hu, Gaozhan Zhang and Bin Kou
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 inter...
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Yue Wang, Liangshun Li, Mingzhe An, Yifan Sun, Ziruo Yu and Hanfeng Huang
The capillary absorption capacity exerts an important effect on the durability of cement-based materials and is closely related to the pore structure. In this study, a variety of cement-based specimens were examined. The capillary water absorption and po...
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Rui Ma, Xun Hu, Huiying Hu, Ziyang Tian, Lei Chen and Jinyu Zong
The ultra-high-performance fiber-reinforced cementitious composite (UHPFRC) is a new generation of building material with extremely high mechanical strength and durability, which can be used for ultra-high, thin-wall or long-span construction, that prolo...
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Haitang Zhu, Yunjian He, Dongdong Ji, Jiyu Tang and Chuanchuan Li
In the precast building structure, the joint is the key part that affects the mechanical performance of the assembly structure. By selecting coarse and fine fraction aggregate; adding high quality mineral admixture, expansive agent, and water-reducing ag...
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Linjian Wu, Zhouyu Xiang, Han Jiang, Mingwei Liu, Xueli Ju and Wenxiao Zhang
Soda residue soil (SRS) is a man-made engineering foundation soil formed by soda residue; it is mainly distributed in coastal areas in China. SRS is rich in a variety of corrosive salts, among which the concentrations of chloride ions are about 2?3 times...
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Taewan Kim, Ki-Young Seo, Choonghyun Kang and Tak-Kee Lee
This is an experimental study on the development of a low-carbon, eco-friendly cement containing a calcium sulfoaluminate expansive agent (CSAe), slag, and silica fume (SF). The cement to be developed has a low water/binder ratio (w/b) of 0.5 and is desi...
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Jung-Nan Chang, Tung-Tsan Chen, Chang-Chi Hung and Her-Yung Wang
In this study, the fixed water/binder ratio is 0.40, four mineral admixtures: fly ash (FA), blast furnace slag (BFS), desulphurization slag (DLS), and glass LED powder (GLP), were added to lightweight aggregate concrete (LWAC), replacing 10% or 30% of th...
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John J. Fitzpatrick, Shaozong Wu, Kevin Cronin and Song Miao
Many powders are produced in spray-drying processes from liquid concentrates. Self-agglomeration can be performed in a fluidised bed where the spray-dried powder is agglomerated using the liquid concentrate as the binder material. This has advantages ove...
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Kenan Yamanel,Ugur Durak,Serhan Ilkentapar,Ismail Isa Atabey,Okan Karahan,Cengiz Duran Atis
Pág. 290 - 300
The demand for cement usage increases in the world, currently. It is known that using industrial waste materials in concrete as cement or aggregate replacement as part of waste management as well as conserving natural resources is getting wider. Due to t...
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Atur P. N. Siregar,M. I. Rafiq,M. Mulheron
Pág. 65 - 71
This paper presents the experimental results in investigating the effect of specimen size (ratio of beam width to aggregate size) on the value of stress intensity factor (KIC) and fracture energy (GF) using three-point bend (TPB). A test method recommend...
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