Investigating and eliminating powder separation in pre-mixed powder supply for laser metal deposition process
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2017.11.045
Abstract: Abstract Laser Metal Deposition (LMD) is an effective process to fabricate customized material compositions using pre-mixed powders. The deposited material composition is expected to be similar or same as supplied powder mixture. The current investigation… read more here.
Keywords: pre mixed; powder separation; process; powder ... See more keywords
Variational approach to powder-binder separation in Poiseuille and Couette flows
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Fluids"
DOI: 10.1063/1.4977745
Abstract: To predict the time-evolution of powder separation in the Phillips model, we derive an essential condition under a viscosity model for non-Newtonian fluids which considers the effects of shear rate and particle volume fraction. Under… read more here.
Keywords: powder separation; approach powder; separation; powder ... See more keywords