Results 21 to 30 of about 1,262 (224)

Effect of melt delivery nozzle parameters on Fe–Cr alloy powders prepared by vacuum close-coupled gas atomization

open access: yesFenmo yejin jishu
Fe–Cr alloy powders were prepared by vacuum close-coupled gas atomization technology. The effects of the diameter and protrusion length of the melt delivery nozzle on the size distribution, yield, and median particle size (D50) of the Fe–Cr alloy powders
SU Caijin   +5 more
doaj   +2 more sources

Influence of nozzle gas inlets on properties of GTD222 superalloy powders for additive manufacturing

open access: yesFenmo yejin jishu, 2021
The GTD222 superalloy powders for the additive manufacturing were prepared by the vacuum inert gas atomization (VIGA) with the close-coupled nozzle system in this paper.
WU Kai-qi   +8 more
doaj   +1 more source

Generation of Hydrogen through the Hydrolysis of Gas Atomized High Purity Mg Powder

open access: yesMedžiagotyra, 2022
Generating hydrogen through hydrolysis of metal magnesium with water is a very promising strategy for portable applications because it is clean, has high energy density and operability.
Zhi LU   +9 more
doaj   +1 more source

Log-Normal Melt Pulsation in Close-Coupled Gas Atomization [PDF]

open access: yesMetallurgical and Materials Transactions B, 2013
High speed photography coupled with sophisticated image analysis has been used to study low-frequency pulsation during close-coupled gas atomization. At high gas pressure the instantaneous melt delivery is described by two superimposed log-normal distributions, one with a high standard deviation but little melt at the atomizer tip, the second with low ...
Mullis, AM   +3 more
openaire   +2 more sources

Understanding the breakup behaviors of liquid jet in gas atomization for powder production

open access: yesMaterials & Design, 2023
Gas atomization (GA) is the main method to produce metal powders for additive manufacturing (AM) because of its low cost and high efficiency. However, the liquid breakup behaviors in high-speed gas flow during GA remains unclear, especially the primary ...
Sheng Luo   +6 more
doaj   +1 more source

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