Results 41 to 50 of about 1,661,808 (287)

Numerical investigation of fiber orientations and homogeneity in powder bed fusion of fiber/polymer composites

open access: yesVirtual and Physical Prototyping, 2023
The packing characteristics of fiber/polymer powder in powder bed fusion additive manufacturing exhibit a high correlation with the mechanical behaviours of printed composite parts such as homogeneity and anisotropy.
Pengfei Tan   +4 more
doaj   +1 more source

Formation of two distinct cellular structures in 316L stainless steel fabricated by micro-laser beam powder-bed-fusion

open access: yes, 2023
Micro-laser beam powder-bed-fusion (µL-PBF) technique offers the capability to fabricate metallic components with enhanced surface quality and geometrical accuracy through refinement of processing parameters.
Xifeng Li (1492558)   +5 more
core   +1 more source

Effect of layer thickness on spatter properties during laser powder bed fusion of Ti–6Al–4V [PDF]

open access: yes, 2023
High layer thicknesses for laser powder bed fusion are promising for productivity increase. However, these are associated with increased process instability, spatter generation and powder degradation, crucial for alloys sensitive to oxygen. The effect of
Dubiez-Le Goff, Sophie   +23 more
core   +1 more source

A Review on Metal Binder Jetting 3D Printing [PDF]

open access: yesE3S Web of Conferences, 2023
Binder jetting (BJ) is one of the major metal additive manufacturing (AM) technology used for the production of intricate metal components using a layer-by-layer approach.
Venukumar Sarila   +4 more
doaj   +1 more source

Electrical resistivity of pure copper processed by medium-powered laser powder bed fusion additive manufacturing for use in electromagnetic applications [PDF]

open access: yes, 2019
Pure copper is an excellent thermal and electrical conductor, however, attempts to process it with additive manufacturing (AM) technologies have seen various levels of success.
Gargalis, Leonidas   +5 more
core   +1 more source

MECHANICAL PROPERTIES OF HONEYCOMB STRUCTURED ZR-BASED BULK METALLIC GLASS SPECIMENS FABRICATED BY LASER POWDER BED FUSION

open access: yesSouth African Journal of Industrial Engineering, 2019
Laser powder bed fusion of bulk metallic glasses offers great potential to overcome the existing restrictions of the geometrical size and complexity of bulk metallic glasses in conventional manufacturing routes due to high cooling rates during laser ...
Wegner, J.   +5 more
doaj   +1 more source

Dimensionless process development for lattice structure design in laser powder bed fusion

open access: yesMaterials & Design, 2020
Laser powder bed fusion enables the fabrication of complex components such as thin-walled cellular structures including lattice or honeycomb structures.
Alexander Großmann   +7 more
doaj   +1 more source

The role of powder morphology in particle movement behavior in laser powder bed fusion with an emphasis on fluid drag

open access: yes, 2022
This study investigates the movement behavior of particles of dissimilar morphology in the powder bed in Laser Powder Bed Fusion. Gas atomized (GA) and water atomized (WA) low alloy steel powders were employed to study their motion around the laser scan ...
Fedina, Tatiana,   +2 more
core   +1 more source

Polymer powder bed fusion surface texture measurement [PDF]

open access: yes, 2020
Polymer laser powder bed fusion (LPBF) surfaces can be challenging to measure. These surfaces comprise complex features including undercuts, deep recesses, step-like transitions, a large range of measurement scales and unfavourable optically materials ...
Albajez García, José A   +10 more
core   +1 more source

A numerical study on the packing quality of fibre/polymer composite powder for powder bed fusion additive manufacturing

open access: yesVirtual and Physical Prototyping, 2021
A discrete element model has been developed to simulate the packing process of fibre/polymer composite powder for powder bed fusion additive manufacturing.
Pengfei Tan   +3 more
doaj   +1 more source

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