·Physical properties chemical compositions and the microstructure of peat and manufactured sand Peat sampling was taken place at the foundation pit of the Yangfutou station of Kunming Metro Line 4 in Yunnan Southwest China as shown in Fig depth of the sampling is 10 m at the bottom of the pit
·The manufactured sand is made of tuff produced by Gansu Province Construction Investment Green Building Materials Industry Development Group Co Ltd The basic properties of sand used are shown in Table 2 Manufactured sand primarily consists of SiO 2 and CaCO 3 while the chemical composition of its stone powder is depicted in Fig 2 b The
·This paper investigates the effects of the properties of fresh concrete incorporating shredded Polyethylene Terephthalate PET bottles and Manufactured Sand M sand together as fine aggregates
DOI / Corpus ID 146569700; Mechanical Properties and Microstructure Characteristics of Manufactured Sand Concrete Under Coupled Effect of Salt Erosion and Freeze Thaw Cycles
·The rheological properties of manufactured sand mortar are related to the absorption performance of manufactured sand on superplasticizer and the internal friction of manufactured sand
·The fabrication process of manufactured sands produces plenty of dust which not only occupies the land and pollutes the environment but also causes dam breaks and collapses To make full use of it such granite dust was herein mixed into manufactured sand concrete as supplementary cementitious materials to replace fly ash in different proportions
·The main difference between the MS and RS are the shape powder content and gradation and they all have influence on the performance of its concretes Effect of granite dust on mechanical and some durability properties of manufactured sand concrete Construction and Building Materials Volume 109 2016 pp 41 46
·Nimitha Vijayaraghavan Dr Waya "Effect of Manufactured Sand on Durability Properties of Concrete" American Journal of Engineering Research AJER e ISSN 2320 0847 p ISSN 2320 0936
·Six representative parent rocks of sand including limestone quartzite gneisses granite Basalt and Marble were selected to conduct a systematical research on the effects of various lithologies of manufactured sand on the workability mechanism properties volume stability and durability of manufactured sand concrete The experimental results show
·Abstract Considering the continuous development of sustainable development energy saving and emission reduction concepts it is very important to reduce concrete s cement content in order to improve its environmental impact Using a reactive admixture to replace part of the cement in ultra high performance concrete UHPC can effectively improve the overall
·Natural sands are gradually depleted and manufactured sand concrete in engineering is becoming increasingly important However manufactured sands generally have the higher micro fines content which limits wide applications of manufactured sands This paper aims to study the effect on the Stone powder content on concrete workability compressive strength
·The influences of natural sand manufactured sand MS and stone dust SD in the manufactured sand on workability compressive strength elastic modulus drying shrinkage and creep properties of
·The usage of manufactured sand concrete is widespread in modern engineering and it is important to study its performance to improve the overall engineering quality This paper presents an experimental study on the working performance and durability of 12 groups of manufactured sand high performance concrete MSHPC with varying mix ratios in
·The American standard ASTM C 33 [116] accepts only up to a limit of 7% of fine material passing through the 150 µm sieve and NBR 7211/2022 [117] accepts between 10% and 12% maximum for
·A scientific and concise mix design method is an impending problem in the engineering application of self compacting steel fiber reinforced concrete SFRC This paper focuses on the mix proportion of self compacting SFRC which is influenced by the steel fibers along with its effects on the packing properties of the steel fiber aggregate skeleton In total
·Whereas the high grade natural river sand RS gradually decreased in more and more areas in China the market share of manufactured sand MS keeps sharp increasing for the boom of infrastructure construction [1] [2] Transported long distance by water or wind RS is rounded and has characteristic abrasion patterns on its grain surface while the MS is prepared
Properties of manufactured sand M Sand The shape of manufactured sand is cubical Its gradation can be controlled its Particle passing 75 micron up to 15 percent It can be achieved free from impurities Its grading Zone is II FM 3 Its Specific gravity is to Water absorption of it is 2 to 4 percent It is relatively sound
·DOI / Corpus ID 137292222; Fresh and hardened properties of self compacting concrete produced with manufactured sand article{Nanthagopalan2011FreshAH title={Fresh and hardened properties of self compacting concrete produced with manufactured sand} author={Prakash Nanthagopalan and Manu
·Gonzalez Taboada Pedro Silva had studies the effect manufactured sand Manufactured sand Msand produced by crushing rock deposits is being identified as a suitable alternative source for river sand in concrete The main objective of this study is to explore the possibility of using Msand in SCC The powder
·Manufactured sand MS refers to rock particles excluding soft and weathered particles with a particle size of less than mm which can be obtained by mechanical crushing and screening after soil removal treatment The main principle comprises two screening sessions K Zhang C Xu Characterization of two and three dimensional
·Properties of MS At present the main quality problems of MS in China are as follows The appearance of MS is poor with many angular and needle like particles and the content of fines cannot be controlled T Li Study on application of manufactured sand in Ji cha Highway Wuhan University of Technology 2009 Google Scholar Download
·Thus the research work presented here specifically dealt with the potential utility of manufactured sand as sand replacement and pozzolana as cement replacement material and its effect on the durability and microstructure properties Thus the main objective of this experimental investigation is to find out the durability properties of
·Semantic Scholar extracted view of "Predicting the impermeability and mechanical properties of manufactured sand polymer waterproof mortar using an optimised back propagation neural network" by Haozheng Tian et al Skip to search form Skip to main content Skip to account menu Semantic Scholar s Logo Search 222 367 871 papers from all fields
