特种用途Ag粉、Cu粉、Ni粉的雾化和性能研究

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Journal of Wuhan University of Technology ›› 2007, Vol. 29 ›› Issue (10) : 128-130.
纳米颗粒与制备工程

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Research of the Atomization and Property of Silver,Copper,Nickel Powders for Special ApplicationXIE Ming1,2,FU Shi-ji1,YANG You-cai1,ZHANG Jiankang1,LI Yu-sheng1,ZEN Rong-chuan1,YIN Chang-qing1,ZHANG chun-rong1,SHI Qing-nan2 (1.Kunming University of Science and Technology,Kunming 650093,China;2.Kunming Institute of Precious Metals,Kunming 650221,China)This paper introduced the vacuum atomization technology,which was used to make spherical silver,copper and nickel powders.The particle shape,size distribution,physical properties and oxygen content were analyzed.The atomizing and solidification of metal liquid,the equation showing the procedures of droplet cooling,recalescence,solidification in different stages were researched.vacuum atomization;spherical powders;make;solidification

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