Results 11 to 20 of about 71,070 (268)

A Comprehensive Investigation on 3D Printing of Polyamide 11 and Thermoplastic Polyurethane via Multi Jet Fusion. [PDF]

open access: yesPolymers (Basel), 2021
Multi Jet Fusion (MJF) is a recently developed polymeric powder bed fusion (PBF) additive manufacturing technique that has received considerable attention in the industrial and scientific community due to its ability to fabricate functional and complex polymeric parts efficiently.
Tey WS, Cai C, Zhou K.
europepmc   +8 more sources

Anisotropic and rate-dependent mechanical properties of 3D printed polyamide 12 - A comparison between selective laser sintering and multi jet fusion

open access: yesResults in Materials, 2021
Selective laser sintering and multi jet fusion are state-of-the-art 3D printing techniques for polymer manufacturing. In this work, the mechanical performance of 3D printed polyamide 12, which is a common material in additive manufacturing, has been ...
Fatemeh Mehdipour   +2 more
doaj   +3 more sources

Effect of the fibre length on the mechanical anisotropy of glass fibre–reinforced polymer composites printed by Multi Jet Fusion

open access: yesVirtual and Physical Prototyping, 2022
Mechanical anisotropy greatly influences the applications of materials printed by additive manufacturing techniques such as Multi Jet Fusion (MJF) and selective laser sintering.
Xiaojiang Liu   +8 more
doaj   +2 more sources

A detailed evaluation of surface, thermal, and flammable properties of polyamide 12/glass beads composites fabricated by multi jet fusion

open access: yesVirtual and Physical Prototyping, 2021
Multi jet fusion (MJF) is an emerging powder three-dimensional (3D) printing technology with an ultrafast printing speed, in which polyamide 12 (PA12) is the main material currently utilised.
Binbin Guo   +3 more
doaj   +2 more sources

Effect of Fillets on Mechanical Properties of Lattice Structures Fabricated Using Multi-Jet Fusion Technology. [PDF]

open access: yesMaterials (Basel), 2021
Cellular structures with tailored topologies can be fabricated using additive manufacturing (AM) processes to obtain the desired global and local mechanical properties, such as stiffness and energy absorption. Lattice structures usually fail from the sharp edges owing to the high stress concentration and residual stress.
Nazir A, Arshad AB, Hsu CP, Jeng JY.
europepmc   +4 more sources

Accuracy and Powder Removal Limits in Multi Jet Fusion 3D Printing. [PDF]

open access: yesPolymers (Basel)
Multi Jet Fusion (MJF) is a leading technology for producing functional polymer parts. However, it still faces challenges with dimensional accuracy and removing unfused powder from complex internal geometries. First, dimensional accuracy was mapped by producing 45 identical PA12 specimens on an HP MJF 4200 printer in a 5 × 9 layout across five vertical
Raz K, Chval Z, Faitova P.
europepmc   +3 more sources

Parametric Production of Prostheses Using the Additive Polymer Manufacturing Technology Multi Jet Fusion. [PDF]

open access: yesMaterials (Basel)
This study aims to develop a procedure for the production of 3D-printed forearm prostheses (especially hard outer sockets). The production procedure is designed in the form of a parametric workflow (CAD model), which significantly speeds up the designing process of the prosthesis.
Ráž K, Chval Z, Kemka V.
europepmc   +3 more sources

Multiscale and re-entrant surface analysis of multi jet fusion surfaces and the effect of postprocessing via sandblasting [PDF]

open access: yesScientific Reports
The growing use of Multi Jet Fusion (MJF) 3D printing in industry brings challenges related to surface quality and post-processing effects. This study presents a comprehensive analysis of surface geometry changes in MJF-printed parts before and after ...
Patryk Mietliński   +6 more
doaj   +2 more sources

Elastic Properties of Thermoplastic Polyurethane Fabricated Using Multi Jet Fusion Additive Technology. [PDF]

open access: yesPolymers (Basel)
This study investigates the elastic properties of thermoplastic polyurethane (TPU) produced through Multi Jet Fusion (MJF) (HP Inc., Palo Alto, CA, USA) additive technology. TPU specimens of varying thicknesses (0.5 mm to 1.0 mm) and orientations (horizontal, diagonal, vertical) were tested.
Wilińska K, Kozuń M, Pezowicz C.
europepmc   +2 more sources

Preparation of iron oxide–coated aramid fibres for improving the mechanical performance and flame retardancy of multi jet fusion–printed polyamide 12 composites

open access: yesVirtual and Physical Prototyping, 2023
Multi jet fusion (MJF), a powder-based additive manufacturing technology, is suitable for fabricating fibre-reinforced polymer composites. However, the types of reinforcement fibres applied in MJF are limited due to the incompatibility between the fibres
Yanbei Hou   +8 more
doaj   +2 more sources

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