... ability silica fume steel slag wet packing density workability Nuclear technology has found widespread application in diverse industries, such as healthcare, agriculture, petrochemicals, environmental protection and energy (Hore-Lacy, 2021 ; Zhang et al., 2021). However...

... materials. Emphasis is placed on the examination of ECCs’ mechanical properties, specifically their flexural behaviour, tensile behaviour, compressive strength and resistance to environmental factors. Furthermore, the rheological properties of ECCs, including workability, flowability, self-healing, crack...

... 2021 25 04 2022 ICE Publishing: All rights reserved 2022 compressive strength fresh concrete sustainability waste management & disposal workability Population growth, urban expansion and industrialisation have added to the demand for water. Water consumption is now six...

... the mixture workability, functioning as do ball bearings in machinery (Shilstone, 1990). These three parameters are the foundation of Shilstone's theory. Shilstone introduced two important factors to predict the properties of concrete – the CF and the workability factor (WF). The CF is the proportion...

... & pore-related properties workability It is generally accepted that durability is critical to concrete materials under severe conditions. The strength and durability of concrete are both closely related to transport properties such as chloride diffusivity and water permeability (Baroghel-Bouny...

... stability and uniformity of the air pores in the foam concrete were enhanced, and the physical and mechanical properties of the foam concrete were improved. admixtures lightweight concrete workability Table 5. Mix proportions of foamed concrete Mix designation Design...

... strength durability-related properties workability Geopolymers and nanotechnology are attractive and very important topics. Geopolymer materials can be produced by the reaction between an aluminosilicate precursor and an alkali activator. Geopolymer preparations are one of the most effective ways...

... of the same size as a reactive aggregate in the concrete mix to reduce the ITZ and improve the concrete properties. After determining the optimum replacement level based on 28 and 60 d compressive strengths, the developed RAC was characterised by measuring its workability, setting time, compressive...

... 12 12 2018 13 12 2018 ICE Publishing: All rights reserved 2019 aggregates lightweight concrete workability At present, the world is facing a severe situation on energy conservation and emission reduction. The building sector is known to largely contribute to the total...

...Yahya Ghasemi; Magdalena Rajczakowska; Mats Emborg; Andrzej Cwirzen The specific surface area (SSA) of constituents in a concrete mixture has a significant effect on its workability in fresh state. Excess layer theories relate the SSA to the flow behaviour of mixtures and can be used as part...

... with the increase in slag and micro fly ash. Finally, a geopolymer concrete was designed that meets the workability requirement of self-compacting concrete with comparable compressive strength without superplasticisers. Aggregate types and grading are also very important for better packing and better slump flow...

...A. Bagheri; A. Samea Foamed concrete is a lightweight concrete produced by the incorporation of foam into cement paste or mortar. This research was carried out to investigate the effect of foam content on standard workability tests results and also the rheological parameters of foam concretes...

... the ductility and the post-peak axial load–axial deformation response of SCFT specimens compared to the UT specimens. fresh concrete stress workability Concrete-filled steel tubes (CFTs), constructed by filling steel tubes with concrete, are widely used as structural members. The behaviour of CFTs...

... test was performed according to BS 1881: Part 116 (BSI, 1983a), while a flexural strength test was performed according to BS 1881: Part 112 (BSI, 1983b). compressive strength sulfates/sulfate resistance workability Concrete materials are extensively used in the construction industries...

... 25% and the increase of workability, the water-reducing admixture improves the durability properties of concrete by decreasing its porosity and water permeability, and gives a better surface finishing as well. Silica fume is added to concrete to improve its properties, in particular, its...

...Yahya Ghasemi; Mats Emborg; Andrzej Cwirzen Workability in the fresh state is one of the most important factors in design and production of concrete and can be related to the water demand of the mixture, which in addition to other factors is a function of the particle shape of aggregates...

... ; Johnson et al., 2010 ; Khayat, 1999 ; Nagataki et al., 2010 ; Neville, 2006 ; Paultre et al., 2005 ; Schwarz et al., 2007). Workability requirements for successful casting of SCC include high deformability (low-yield value), passing ability, and proper segregation...

.../rheological properties workability Concrete is considered to be an indispensable man-made construction material because of its economical production costs and easy casting characteristics, which mean it can be placed in any mould shape. In the past, satisfactory concrete for structural use could...

... unsuitable for determining the mechanical properties of SFRC, indicating that further investigation is required. 01 02 2016 25 03 2017 03 04 2017 ICE Publishing: All rights reserved 2017 fibre-reinforced concrete tensile properties workability Steel-fibre-reinforced...

...Xuhao Wang; Peter Taylor; Xin Wang The science of rheology is not strictly applicable for low workability of slipform concrete mixtures because such mixtures are not fluids. However, the workability of slipform concrete mixtures can be assessed using the concepts behind describing rheological...