A study on surface morphology and tension in laser powder bed fusion of Ti-6Al-4V

M Khorasani, AH Ghasemi, US Awan, E Hadavi… - … International Journal of …, 2020 - Springer
… , asymmetric surface is shaped, and surface roughness has … powder bed fusion (LPBF)
process parameters on surface … formation of surface profile comprising tension, morphology and …

Detection, classification and prediction of internal defects from surface morphology data of metal parts fabricated by powder bed fusion type additive manufacturing …

Y Gui, K Aoyagi, H Bian, A Chiba - Additive Manufacturing, 2022 - Elsevier
… 5 shows the 3D surface morphology of the outermost surface of the parts. Surface flatness
is usually used to characterize the surface morphology of parts quantitatively, and we …

Influence of scale effect on surface morphology in laser powder bed fusion technology

Z Feng, G Wang, Z Hao, Y Wang, H Tan… - Virtual and Physical …, 2024 - Taylor & Francis
… of original surface defects is usually neglected. The surface quality of laser powder bed fused
(… The rough and jagged surface negatively impacts dimension accuracy and mechanical …

Surface morphologies of intra-layer printing process in electron beam powder bed fusion: A high-fidelity modeling study with experimental validation

C Wu, H Zhao, Y Li, P Xie, F Lin - Additive Manufacturing, 2023 - Elsevier
… This paper presents a high-fidelity model of electron beam powder bed fusion to … surface
morphologies, namely porous surface, even surface, swelling surface, and labyrinth like surface

The effect of machining processes on the physical and surface morphology of Ti6Al4V specimens produced through powder bed fusion additive manufacturing

ZA Çevik, K Özsoy, A Erçetin - International Journal of 3D Printing …, 2021 - dergipark.org.tr
… In his study, Nicoletto [23] made surface roughness measurements to examine the fatigue …
powder bed fusion metal additive manufacturing methods. Then, while the surface roughness …

[HTML][HTML] Characterisation methods for powder bed fusion processed surface topography

S Lou, X Jiang, W Sun, W Zeng, L Pagani, PJ Scott - Precision Engineering, 2019 - Elsevier
… Among various AM processes that are commercially available, Power bed fusion (PBF) is
probably … Depending on disk/ball radius, morphological filters can extract surface geometry in …

Physics of humping formation in laser powder bed fusion

C Tang, KQ Le, CH Wong - International Journal of Heat and Mass Transfer, 2020 - Elsevier
… Validation of our CFD model were carried out by examining the melt pool and surface
morphology consistency between experiments and simulations. As seen in Table 4 and Figures …

Effect of rotation angle on surface morphology, microstructure, and mechanical properties of Inconel 718 alloy fabricated by high power laser powder bed fusion

Q Zhong, K Wei, T Ouyang, X Li, X Zeng - Journal of Materials Science & …, 2023 - Elsevier
… the low-power laser powder bed fusion (LP-LPBF) process [20,… 45 In addition, the surface
finish and mechanical performance … angle on the surface morphology, densification behavior, …

Multi-physics modeling of side roughness generation mechanisms in powder bed fusion

C Wu, MQ Zafar, H Zhao, Y Wang, C Schöler… - Additive …, 2021 - Elsevier
… of materials, flow of melt pool driven by surface and volume forces. The key point in our
model, aiming at the formation process of surface morphologies, is to describe the melting and …

Towards understanding side-skin surface characteristics in laser powder bed fusion

S Patel, A Rogalsky, M Vlasea - Journal of Materials Research, 2020 - cambridge.org
… , as showcased by the melt pool morphology differences of the melt pool images in Fig. 2, …
which are used for discussing the differences in surface morphologies obtained in this work. …