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Online since: August 2014
Authors: Chris Salim, Yan Shao, Hirofumi Hinode, Niki Prastomo
The utilization of the sludge from this mudflow as useful materials is a potential solution to this problem.
Some modifications in the treatment process to purify the solid product such as removal of carbon material prior to hydrothermal treatment or dissolution of quartz and other lower CEC materials with longer time of contact with alkali medium may increase the CEC of the product.
With higher concentration of alkali medium and hydrothermal treatment temperature, more quartz and other silica and alumina containing materials in the mud can be dissolved into the alkali medium and converted into zeolites during hydrothermal treatment process.
Nharingo, “Synthesis and Characterisation of Zeolites from Coal Fly Ash (CFA)”, Engineering Science and Technology: An International Journal, Volume 3, No. 4, 2013, p.714-718
Hinode, “Hydrothermal Synthesis of Zeolites from Lake Sludge”, Advanced Materials Research, Volume 785-786, 2013, p.1117-1120
Online since: February 2024
Authors: Olga Kushnarova, Jun Jun Zhao, Ihor Skachkov, Petro Stukhliak, Olena M. Berdnikova, Volodymyr Korzhyk
Therefore, the investigation of the processes of materials application by detonation spraying and determining the effect of structural transformations on residual stresses in coatings is an important task of modern materials science.
[4] Stukhlyak P.D., Mytnyk M.M., Orlov V., Influence of boundary interlayers on properties of composite polymeric materials, Materials Science. 37 (2001) 80 – 86
Kobayashi, Development of ZrO2/SiO2 bioinert ceramic coatings for biomedical application, Journal of the Mechanical Behavior of Biomedical Materials. 1 (2008) 165-171
Phase-transformation behavior of plasma-sprayed ZrSiO4 coating materials, Journal of the Chinese Ceramic Society. 36 (2008) 1103-1108
Strength of Materials. 51 (2019) 843-851
Online since: June 2010
Authors: Shah Md. Mahfuzur Rahman, Jong Leng Liow
The average errors were less 5% between the simulated and the experimental maximum cutting forces for the both work piece materials. 90 270 450 630 810 990 1170 0 20 40 60 80 100 Tool Rotation (deg) Cutting Force (N) Feed Direction Normal Direction Fig. 3 Simulated cutting force profile for steel workpiece.
Kapoor: Journal of Manufacturing Science and Engineering Vol. 125 (2003), p.202 [8] M.
Kapoor: Journal of Manufacturing Science and Engineering Vol. 126 (2004), p.685 [9] M.
Kang, et al.: Journal of Materials Processing Technology, Vol. 187-188 (2007), p.250 [11] C.
Dow: Journal of Manufacturing Science and Engineering, Vol. 120 (1998), p.700 �omenclature a depth of cut (mm) b width of cut (mm) C constant E material Young's modulus (MPa) Fr radial cutting force (N) ft feed per tooth (mm) Ft tangential cutting force (N) Fu unit force (N) Fx feed direction cutting force (N) Fy normal direction cutting force (N) h chip thickness (mm) Km material coefficient (N/cm2) Lf tool-workpiece contact length (mm) p proportional factor r tool radius (mm) S spring back x feed direction coordinate y normal direction coordinate Y Material yield strength (MPa) Z the number of tool teeth α engagement angle (rad) β tooth helix angle (rad) θ tool cutting angle (rad) θe integrating end angle (rad) θf tool relief angle (rad) θs integrating start angle (rad)
Online since: June 2010
Authors: Hong Lin, Chen Li, Sheng Ling Xiao
The composite materials obtained by combining wood residues and other materials can meet the need of timber resource shortage and environmental protection, which have an extremely wide application range and represent these materials development direction due to its cost-effective, recyclable, environment-friendly properties.
Materials and Methods Test materials In this test, the wood residues of larch and birch trees were took as the substrate material, taking bamboo and phenolic resin as reinforced materials.
Conclusions According to the main production process parameters of wood composite materials, the uniform design is established to measure physical property indexes of materials with DPS.
Journal of Jinan University Vol.32-37 5(4), 1995
Journal of Northwest Forestry University, Vol.183-185 20(02), 2005.
Online since: March 2010
Authors: Hui Hui Li, Yong Yang, Guang Yao Meng
Ezugwu: International Journal of Machine Tools & Manufacture Vol. 45 (2005), p. 1353-1367 [2] L.Y.
He: Journal of Applied Sciences Vol. 3 (2003), p. 68-71 (In Chinese) [4] J.
Sun: Chinese Journal of mechanical engineering Vol. 68-71 (2005), p. 117-122 (In Chinese) [5] Z.J.
Wang: Chinese Journal of Aeronautics Vol. 175-179 (2005), p. 175-179 (In Chinese) [6] T.
Altan: International Journal of Machine Tools and Manufacture Vol. 40 (2000), p. 713-718
Online since: September 2011
Authors: Qing Ping Zhang, Yu Zeng Wang, Huan Yong Cui
Journal of Materials Processing Technology, Vol. 177(2006): p. 256 [2] J Kerry.
Journal of Materials Processing Technology, Vol, 98(2000): p. 162 [3] P.
Journal of Materials Processing Technology, Vol. 98(2000): p. 205 [6] Chengliang Hu, Kesheng Wang, Quankun Liu.
Journal of Materials Processing Technology , Vol. 187–188(2007) : p. 600 [7] Hung-Hsiou Hsu.
International Journal of Mechanical Sciences, Vol. 44(2002): p. 1543 References
Online since: December 2012
Authors: Shin-ichi Kuroda, Chen Zheng, Yan Yan Xu, Takahiko Kawai
KOKTA, Journal Applied Polymer Science. 54, 1545-1559 (1994)
Ming, Materials and Design, 40, 378-385 (2012) [12] B.
Ku, Materials and Design, 36, 847-853 (2012) [13] N.
Materials Life Soc., 19, 192-194 (2007)
Materials Life Soc., 20, 41--43 (2008)
Online since: October 2012
Authors: Run Xia Hao, Xiao Yan Guo, Jun Mei Zhao
Study on Volume Stability of High Strengthen High Performance Concrete Runxia Hao1, Xiaoyan Guo1 Junmei Zhao2 1.School of Architecture and Civil Engineering, Inner Mongolia University of Science and Technology, Baotou ,China ,014010; 2 School of Resource and Security, Inner Mongolian University of Science and Technology, Baotou, China, 014010 haorx5300630@163.com gxy.jiang@yahoo.com.cn zhao_junmei@sina.com Keywords: high performance concrete; fine mix material; expansibility; air shrinkage ratio; volume stability Abstract.
Specimen preparation and test method Raw material and sample mix proportion.
It illustrate that shrinkage of cement material clean paste occurred in the early days, and preventing shrinkage in the early days of cement material was very important.
Acknowledgements: Innvovation fund of Inner Mongolian University of Science and Technology (code: 2009NC026) References [1] H.J..Ba, X.J.Gao Y..Z.Yang.
[3] Wu Zhong-wei,Lian Hui-zheng.High performance concrete[M]Beijing:China Railway Press [4] Nihal A,ZCanna G,Ergin A.Evaluation of ratio between splitting tensile strength and compressivestrength for concretes up to 120 MPa and its application in strength citerion[J].Aci Materials Journal,2006(1/2):18-24.
Online since: October 2013
Authors: Xin Yu Zhang, Hong Juan Wu
The Performance Evaluation and Control of Recycled Asphalt Mixture in Cold Recycling Project Hongjuan Wu1,a and Xinyu Zhang2,b 1 School of Civil Engineering, Northwest University for Nationalities, Lanzhou, Gansu, China 2 Gansu Provincial Institute of Science and Technology Co., Ltd.
The results showed that some aggregate was more in quantity and smaller in the variation for the 9.5mm to 0.6mm material of recycled aggregate; the fineness modulus ratio (FMR) was 0.89, so the agglomerate degree of recycled asphalt mixture is relatively small, which had a little effect on the strength of the cold recycled mixtures; the gradation and unconfined compressive strength test of cement stabilized wasted asphalt mixture were made at different blending ratios; the reasonable range of the cold recycled utilization was 20% to 40% for the recycled old materials in Guaxing road.
Therefore, the analysis of waste asphalt mixture material variability is essential.
Wang, The old material agglomerated condition evaluation and control of cold recycling of asphalt concrete pavement engineering, Journal of Highway, 11 (2008) 221-225
[5] Edward Kearney, Cold mix recycling, state-of-the-practice, Journal of the Association of Asphalt Paving Technologists, 3 (1997) 486-505
Online since: March 2022
Authors: Johnson R. Oluremi, Solomon Idowu Adedokun, Akindele C. Apata, Walied A.H. Elsaigh, Bolanle D. Ikotun, Olukorede M. Osuolale
Transnational Journal of Science and Technology, 3 (10) (2013) 1-7
Ahmed, Use of Silica Fume in Stabilizing Cement-Dune Sand for Highway Materials
In Beneficial Use of Recycled Materials in Transportation Applications (2001)
Materials, 8(8) (2015) 4857-4875 https://doi.org/10.3390/ma8084857 [72] A.K.
Journal of Materials in Civil Engineering, 23 (2) (2010) 146–152
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