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of parameters were analyzed in deep drawing process under different experimental conditions, such as punch load, reduction of thickness, angle of U part and surface quality. The experiment results... deep drawing of foil is affected by micro die cavity dimension. Key words: U deep drawing; die cavity dimension effect; springback; reduction of thickness  ......
. There are three procedures involved in the process, namely, gas-based pre-reduction, low-temperature carburization and deep reduction by microwave heating. Carburized pre-reduced iron ore pellets show a rapid...Direct reduction of carburized pre-reduced pellets by microwave heatingHU Bing(胡兵)1, 2, HUANG Zhu-cheng(黄柱成)1, YI Ling-yun(易凌云)1, JIANG Tao(姜涛)1(1. School of Minerals Processing and Bioengineering......
Influence of variables in deep drawing of AA 6061 sheet S. RAJU1, G. GANESAN1, R. KARTHIKEYAN2 1. Department of Manufacturing Engineering, Annamalai University, Annamalai Nagar – 608 002, Tamilnadu, India; 2. Department of Mechanical Engineering, BITS, Dubai Received 30 September 2009; accepted 4 May 2010 Abstract: Deep drawing is one of the most important processes for forming sheet......
Reduction of Deep Level Defects in Unintentionally Doped 4H-SiC Homo-epilayers by Ion Implantation贾仁需,张玉明School of Microelectronics, Xidian University, Key Laboratory of Wide Band-Gap Semiconductor Materials and Devices摘 要:In order to reduce deep level defects, the theory and process design of 4H-SiC homoepitaxial layer implanted by carbon ion......
Results and discussion 3.1 Cementation of copper In order to recover valuable metal and conduct deep reduction of Fe3+ ion in pregnant solution, cementation of copper by iron powder was carried out...J. Cent. South Univ. Technol. (2011) 18: 1074-1079 DOI: 10.1007/s11771-011-0806-3 Extracting indium and preparing ferric oxide for soft magnetic ferrite materials from zinc calcine reduction......
J. Cent. South Univ. (2016) 23: 2542-2549 DOI: 10.1007/s11771-016-3315-6 Numerical analysis of loaded stress and central displacement of deep groove ball bearing YANG Lei(杨磊)1, 2, DENG Song(邓松)1, 2... Heidelberg 2016 Abstract: The aim of this work is to develop a three-dimensional model of deep groove ball bearing to investigate the loaded stresses and central displacements of bearing rings......
Trans. Nonferrous Met. Soc. China 30(2020) 812-822 Efficient enrichment of nickel and iron in laterite nickel ore by deep reduction and magnetic separation Shuai YUAN, Wen-tao ZHOU, Yan-jun LI, Yue-xin HAN College of Resources and Civil Engineering, Northeastern University, Shenyang 110819, China Received 2 June 2019; accepted 28 November 2019 Abstract: The process of deep reduction and magnetic......
Recovery of iron from copper slag by deep reduction and magnetic beneficiationKe-qing Li1,2,Shuo Ping1,Hong-yu Wang1,Wen Ni1,21. Key Laboratory of the Ministry of Education of China for High-Efcient..." name="ChDivSummary">Aiming at recovering iron from high-iron-content copper slag,this article introduced a combination technology of deep reduction and magnetic benefciation,investigated the iron......
J. Cent. South Univ. (2019) 26: 1747-1754 DOI: https://doi.org/10.1007/s11771-019-4130-7 Collapse mode of rock mass induced by a concealed karst cave above a deep cavity HUANG Fu(黄阜), ZHANG Min(张敏... Nature 2019 Abstract: Reliable prediction of the potential collapse region of rock mass is a key challenge for deep underground cavity excavation, especially if a concealed karst cave is located above......
New mining technique with big panels and stopes in deep mine WANG Yi-ming(王贻明)1, WU Ai-xiang(吴爱祥)1, 2, CHEN Xue-song(陈学松)1, YANG Bao-hua(杨保华)1, SU Yong-ding(苏永定)1 1. School of Resource...; Abstract: For the purpose to suit the bad mining technical conditions, such as deep imbed, gentle dip angle, and high initial stress......