Selective laser melting of aluminium components

By Eleftherios Louvis, P. Fox, C. Sutcliffe. 2011

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Review of defects in lattice structures manufactured by powder bed fusion (2019, background): “Process parameters are often the focus of the cause of porosity, as in references [89, 93, 94].”
3D printing of Aluminium alloys: Additive Manufacturing of Aluminium alloys using selective laser melting (2019, methodology): “The difficulties in the case of AA-6061 were related to the formation of thin oxide layers that promoted porosity formation [145] and solidification cracking [111].”
Laser powder bed fusion additive manufacturing of NiTi shape memory alloys: a review (2023, background): “Another reason was that the Ni loss in the molten pool surface region was challenging to be wholly compensated by diffusion or Marangoni convection [38, 91].”
Additive Manufacturing of Metals: A Review (2011, methodology): “MTT Technologies Group of Stone, England has developed a powder bed laser-based technique they call Selective Laser Melting (SLM).(11) The energy for melting is provided by a 100 to 400 W Yb-fiber laser.”
A review on selective laser sintering/melting (SLS/SLM) of aluminium alloy powders: Processing, microstructure, and properties (2015, methodology): “[27] obtained SLM for aluminium alloys by reducing the laser power required and incr easing the laser scanning rates, while still producing components with a high relative density when they employed MCP realiser fibre laser.”