Effect of laser focal point position on porosity and melt pool geometry in laser powder bed fusion additive manufacturing

Author:

Reijonen JoniORCID,Revuelta AlejandroORCID,Metsä-Kortelainen Sini,Salminen Antti

Funder

Walter Ahlström Foundation

Publisher

Elsevier BV

Reference43 articles.

1. An investigation into the effect of process parameters on melt pool geometry, cell spacing, and grain refinement during laser powder bed fusion;Keshavarzkermani;Opt. Laser Technol.,2019

2. Influence of processing parameters on the evolution of melt pool, porosity, and microstructures in Ti-6Al-4V alloy parts fabricated by selective laser melting;Dilip;Prog. Addit. Manuf.,2017

3. Effects of process parameters on porosity in laser powder bed fusion revealed by X-ray tomography;du Plessis;Addit. Manuf.,2019

4. Effect of process parameters on the microstructure, tensile strength and productivity of 316L parts produced by laser powder bed fusion;Leicht;Mater. Charact.,2020

5. On the effect of laser powder-bed fusion process parameters on quasi-static and fatigue behaviour of Hastelloy X: a microstructure/defect interaction study;Esmaeilizadeh;Addit. Manuf.,2021

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