共搜索到1788条信息，每页显示10条信息，共179页。用时：0小时0分0秒395毫秒
COMPARISON ON REFINEMENT OF IRON POWDER BY BALL MILLING ASSISTED BY DIFFERENT EXTERNAL FIELDS M. Zhu1,B. Cao1,L.Y. Dai1 (1.School of Mechanical Engineering, South China University of Technology,Guangzhou 510640, China;2.Marine Engineering Institute, Jimei University, Xiamen 361021, China) Abstract:The cryogenic milling and milling in conjunction with dielectric barrier discharge plasma (DBDP......
J. Cent. South Univ. (2018) 25: 506-515 DOI: https://doi.org/10.1007/s11771-018-3755-2 Microstructure, mechanical properties, and milling performance of arc-PVD AlTiN–Cu and AlTiN/AlTiN–Cu coatings... photoelectron spectroscopy (XPS). Hardness and adhesion of films were measured by nano-indentation and nano-scratch tester. Cutting tests were performed under milling conditions during wet machining of TC4......
SIMULATION OF TEMPERATURE AND THERMAL STRESS FIELD IN LASER MILLING PROCESSING X.Y.Zeng1,C.S.Ge2,G.F.Yuan1 (1.State Key Laboratory of Laser Technology, Huazhong University of Science and Technology..., on which the numerical simulation with the assuming physical and laser milling parameters have been finished. The laser milling process can be explained. Key words:laser milling; temperature field......
NUMERICAL SIMULATION OF EXTRUSION OF COMPOSITE POWDERS PREPARED BY HIGH ENERGY MILLING Q.L.Zhu1,W.Xia1,Y.Y.Li1,X.Q.Li1,E.D.Wang2,W.P.Chen1 (1.College of Mechanical Engineering, South China... milling and the micromechanics of composite material, a plastic constitutive equation is implemented for milled composite powders. To check the equation, the extrusion of Ti/Al composite powders prepared......
......
Trans. Nonferrous Met. Soc. China 22(2012) 608-612 Effect of milling time on microstructure of Ti35Nb2.5Sn/10HA biocomposite fabricated by powder metallurgy and sintering WANG Xiao-peng1, 2, XU... composite was fabricated by mechanical milling and pulsed current activated sintering(PCAS). The microstructures of Ti35Nb2.5Sn/10HA powder particles and composites sintered from the milled powders were......
Trans. Nonferrous Met. Soc. China 22(2012) s793-s800 Rotary ultrasonic-assisted milling of brittle materials KUO Kei-lin1, TSAO Chung-chen2 1. Department of Vehicle Engineering, National Taipei... to improve the machining efficiency of ultrasonic milling, the easiest and most effective approach was started with the improvement of tool design. The main objective of this research was to utilize rotary......
......
Fabrication and microstructure of nanostructured Mg-3Ni-2MnO2 by ball milling in hydrogen atmosphere FANG Wen-bin(房文斌), FANG Wa(房 娃), SUN Hong-fei(孙宏飞), YU Zhen-xing(于振兴) School...; Abstract: Nanostructured Mg-3Ni-2MnO2 was synthesized by ball milling elemental powders......
Preparation for intermetallic powders of Cu-Sn and Cu-Ni-Sn systems via solid-liquid reaction milling technique CHEN Ding(陈 鼎), WU Wei(吴 薇), CHEN Zhen-hua(陈振华), FU Ding-fa(傅定发), CHEN... powders were obtained via a patented reaction ball milling technique. The Sn melt reacted with the solid-state Cu during the milling process at different temperatures for different intervals. Two kinds......
