Gas flow effects on selective laser melting (SLM) manufacturing performance

By B. Ferrar, Lewis Mullen, E. Jones, R. Stamp, C. Sutcliffe. 2012

293 citations recorded by the source corpus.

Subfields: Automotive Engineering, Industrial and Manufacturing Engineering, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/b4f883dd5208953c626b0f9a6143662716a0e925

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In Automotive Engineering

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Citations in the corpus

3D printing of Aluminium alloys: Additive Manufacturing of Aluminium alloys using selective laser melting (2019, background): “It controls the amount of condensate and spatter removed during processing [234].”
Additive manufacturing of metals (2016, background): “Furthermore, secondary products of the process such as weld fume and weld spatter are removed by the inert gas flow around the work area [29].”
Process defects and in situ monitoring methods in metal powder bed fusion: a review (2017, unknown): “Beam scanning/ deflection system Foster et al., 2015 Moylan et al., 2014b; Foster et al., 2015 Build chamber environmental control Ferrar et al., 2012; Spears and Gold, 2016 Li et al., 2012 Edwards et al., 2013; Chlebus et al., 2011; Buchbinder et al., 2014; Kempen et al., 2013 Spears and Gold,…”
Microstructure and mechanical properties of 316L austenitic stainless steel processed by different SLM devices (2020, background): “Possible reasons for this can be but are not limited to differences concerning the powder supply or protective gas flow characteristics [38, 42].”
A review on selective laser sintering/melting (SLS/SLM) of aluminium alloy powders: Processing, microstructure, and properties (2015, background): “[157] examined the ffect of inert gas flow within the SLM process a s well as the nature of its influence induced by this gas flow on the reproducibility of the key attributes of porous titanium components.”
Anisotropy and heterogeneity of microstructure and mechanical properties in metal additive manufacturing: A critical review (2018, background): “The lower toughness values observed in SLM-built Ti-6Al-4V is due to the fine acicular α martensitic microstructure that is brittle as compared to the α/β duplex microstructure observed in the EBM-built Ti-6Al-4V [125].”
A review of the as-built SLM Ti-6Al-4V mechanical properties towards achieving fatigue resistant designs (2018, background): “[28] that the gas flow is not uniform across the build chamber, which effectively causes a build-plate location dependence.”
Selective Laser Melting of Duplex Stainless Steel Powders: An Investigation (2016, background): “[54] noted that the argon flow speed is greater along the front of the build chamber and reduces along the back.”