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The effect of the particle shape and structure on the flowability of electrolytic copper powder. III. Amodel of the surface of a representative particle of flowing copper powder electrodeposited by re

Popov Konstantin I. (Faculty of Technology and Metallurgy, University of Belgrade, Belgrade)
Krstić Snežana B. (Faculty of Technology and Metallurgy, University of Belgrade, Belgrade)
Obradović Milutin Č. (Faculty of Technology and Metallurgy, University of Belgrade, Belgrade)
Pavlović Miomir G. (ICTM-Department of Electrochemistry, Belgrade)
Pavlović Ljubica J. (ICTM-Department of Electrochemistry, Belgrade)
Ivanović Evica R. (Faculty of Agriculture, University of Belgrade, Zemun-Belgrade, Serbia and Montenegro)

The structure of the surface of copper powder particles is discussed and correlated with the lowest apparent density at which copper powder can still flow. It is shown that such structures can be easily obtained in the electrodeposition of powders in reversing current regimes.

Keywords: copper powder flowability, surface structure of particles of flowing copper powder