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Online since: August 2017
Authors: Jan Christian Aurich, Christopher Müller, Peter Arrabiyeh, Martin Bohley, Benjamin Kirsch
As abrasives, exclusively superabrasives, i.e. diamond for non-ferrous materials and CBN when machining hardened steels [9] are used.
A significant drawback when using diamond as abrasive is its high chemical affinity to carbon and carbides found in some metallic materials; this results in high wear when used at high machining temperatures [10].
Haberland: Micro grinding tool for manufacture of complex structures in brittle materials.
International Journal of Nanomanufacturing 1/5 (2008): pp. 641-656
Journal of Micro and Nano Manufacturing 5/1 (2017): pp. 011002-1-011002-6
Online since: November 2011
Authors: Zhan Mei Liu, Xu Hong Jiang
For examples, MIP nanoparticles are ideal for radioligand binding assays, capillary electrophoresis, or sensing materials, whereas monodispersed MIP beads in the range of 1.5~3µm may be used as new stationary phases in liquid chromatography systems to afford very fast separation[3].
Experimental Materials.
Acknowledgment This work is financially supported by the National Natural Science Foundation of China (20976204).
Fan, Chinese Journal of Functional Materials.
Yuan, Chinese Journal of Functional Polymers.
Online since: May 2012
Authors: Shu Li Wang, Wei Jun Ma, Lin Zhang, Shi Dong Zhou
In addition, the reactor body included temperature, pressure and other materials’ import and export interfaces and also can facilitate internal mixing.
It can be seen from the experiments, hydrate is a kind of plastic material, the bubble surrounded by plastic material such as hydrate, it can get the bubbles within hydrate layer pressure difference form of the literature
Under normal circumstances, the rheological coefficient is according to the decision factor of the materials, the result is a constant.
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (No.51176015) .
Journal of Crystal Growth(2001).
Online since: June 2012
Authors: Hong Qi Tian, Yue Qing Ren, Zhai Jun Lu, Jun Jie Zhao
Now, steel materials were used on most drive wheels in domestic, so the research on new material of wheels would make great contribution to cost reduction.
According to GB / T 228-2002, the test bar tensile test was taken on the wheel material and carried out the the material characteristics curve of spheroidal graphite cast iron materials.
As the material was brittle, there was no obvious yield point. so the stress occurs at the 0.2% plastic deformation was taken as the yield stress, The material characteristic was simplified to bilinear elastic-plastic material model with dynamic Track material was low alloy high strength structural steel Q345b, with good mechanical properties and good performance on low temperature, which was typical elastic material.
The nonlinear material and wheel-rail friction etc.
Journal of Mechanical Engineering, March.1984 [9] LAN Yu, ZHANG Lianjie Finite element analysis software ANSYS application science[J].
Online since: October 2022
Authors: Tian Qiu, Ze Xu Hu, Jin Ling Wang, Li Ping Zhu, Mei Fang Zhu, Heng Xue Xiang
Materials and Methods Materials.
Materials Letters, 2000, 43(4): 185-191
Progress in Natural Science: Materials International, 2015, 25(4): 310-315
Advanced Materials, 2016, 28(6): 1227-1250
Journal of materials chemistry B, 2013, 1(23): 2894-2903
Online since: May 2006
Authors: M. Lehocký, Ana M. Barros-Timmons, A. Catarina Esteves, João A.P. Coutinho
They are used also as barrier materials for a multitude of packaging applications [3].
The prepared materials were fully characterized and show improved surface properties.
This in situ polymerization method can be further adjusted to encapsulate different inorganic materials in nanometer scale.
The barrier properties of these materials are now under current investigation in our laboratories.
Lang: Journal of Colloid and Interface Science Vol. 197 (1998), p. 293
Online since: January 2013
Authors: Hai Hua Wu, Xuan Du
The water in the green body was eliminated by a freeze-drying step and the organic materials, including the resin mold and the binder (i.e. polyacrylamide gel), were removed by pyrolysis.
Vacuum freeze drying works by freezing the material first and then reducing the surrounding pressure and adding enough heat to allow the frozen water in the material to sublime directly from the solid phase to gas.
Towards bone replacement materials from calcium phosphates via rapid prototyping and ceramic gelcasting, Materials Science and Engineering C.25(2005)181-186
Gelcasting, a near net shape technique, Materials and Design. (21)2000 251-257
Solid freeform fabrication of alumina ceramic parts through a lost mould method, Journal of the European Ceramic Society. 23(2003) 921-925
Online since: December 2013
Authors: Václav Nežerka, Pavel Padevět, Pavel Tesárek, Jakub Antoš, Tomáš Plachy
Lombardini, The role of brick pebbles and dust in conglomerates based on hydrated lime and crushed bricks, Construction and Building Materials 11 (1997) 33–40
Tanaka, Average stress in matrix and average elastic energy of materials with mixfitting inclusions, Acta Metallurgica 21 (1973) 571–574
Benveniste, A new approach to the application of Mori-Tanaka theory in composite materials, Mechanics of Materials 6 (1987) 147–157
Bittnar, Multiscale simulations of concrete mechanical tests, Journal of Computational and Applied Mathematics 236 (2012) 4882–4892
Němeček, Micromechanical properties of different materials on gypsum basis, Chemicke Listy 106 (2012) s547–s548
Online since: January 2013
Authors: Jian Hua Wang, Yong Sheng Zhao, Hang Zhang, Xiao Lei Song
., dimensions of analytical model, properties of materials, load, boundary conditions, density of grids).
l Material——Define the material properties of the BTF toolholder and spindle.
But if the material of spindle is the same with toolholder, users just need to input the material parameters of toolholder.
Acknowledgment This research is supported by the National Science and Technology Major Project of China (No. 2010zx04012-011).
Reference [1] Mehdi Nmazi, Yusuf Altintas, Modeling and identification of tool holder–spindle interface dynamics, International Journal of Machine Tools & Manufacture 47 (2007) 1333–1341 [2] ANSYS Inc.
Online since: October 2010
Authors: Ping Lyu, Xin Mao Li, Wei Bo Huang
Experimental Raw materials and coatings preparation.With MDI prepolymer made by the Function Material Institution of Qingdao Technological University, NCO content is 15.4%.
Therefore, the results in Table 1 were consistent with microscopic of Fig.1, which showed that 30d dry-wet circulation would not be damaged materials, whereas tensile strength and tear strength had different degrees of growth.
This trend is mainly decided by SPUA material characteristics.
Journal of Chemical Engineering of Chinese Universities, 2008,22(1): 106-112.
Polymer Materials Science and Engineering.2007, 3 (3): 55-58.