The influence of heat accumulation on the surface roughness in powder-bed additive manufacturing

By M. Jamshidinia, Radovan Kovacevic. 2015

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An overview of powder granulometry on feedstock and part performance in the selective laser melting process (2017, background): “However, fine powders may impose a disadvantage when building sharp edges with an inclination (~45o) due to heat accumulation effects, producing rougher surfaces [167].”
Additive manufacturing of metallic components by selective electron beam melting — a review (2016, background): “The process parameter settings and sample thickness have a strong effect on the surface roughness of the produced parts.38 The effect of the process parameters settings on surface roughness of Ti–6Al–4V is investigated in Syam et al. and Jamshidinia and Kovacevic.39,40 Generally, the roughness value”
Surface texture metrology for metal additive manufacturing: a review (2016, methodology): “Plate artefacts with varying spacing between faces have been used to investigate the influence of heat accumulation on surface roughness [19,79].”
Corrosion performance of additively manufactured stainless steel parts: A review (2020, background): “deteriorates the final surface finish [246].”