Effect of Powder Bed Fusion Laser Sintering on Dimensional Accuracy and Tensile Properties of Reused Polyamide 11 [PDF]
, 2023 Polyamide 11 (PA11) is a plant-based nylon made from castor beans. Powder bed fusion laser sintering (PBF-LS) is an additive manufacturing process used for PA11 which allows for the reuse of the unsintered powder.
Gunputh, U. +4 more
core +1 more source
A Design Method to Exploit Synergies Between Fiber-Reinforce Composites and Additive Manufactured Processes [PDF]
, 2019 This paper proposes a design method for devices composed of long fiber-reinforced composites (FRC) and additive manufactured (AM) parts. Both FRC and AM processes have similar application characteristics: suitable for small production volumes, additive ...
Ethan Goh +4 more
core +1 more source
Calcium Carbonate as a Functional Filler in Polyamide 12 – Manipulation of the thermal and mechanical properties [PDF]
, 2022 Controlling and adjusting the thermal response properties of a polymeric compound is a key driver for improving its usability for an additive manufacturing process such as selective laser sintering, optimising the final part density as well as hardness ...
FABIO IPPOLITO
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Surface modification of the laser sintering standard powder polyamide 12 by plasma treatments [PDF]
, 2018 Polyamide 12 (PA12) powder was exposed for up to 3 h to low pressure air plasma treatment (LP-PT) and several minutes by two different atmospheric pressure plasma jets (APPJ) i.e., kINPen (K-APPJ) and Hairline (H-APPJ).
Abrams, Kerry +6 more
core +3 more sources
3D Printing of Low-Filled Basalt PA12 and PP Filaments for Automotive Components [PDF]
, 2023 Fused Deposition Modeling (FDM) enables many advantages compared to traditional manufacturing techniques, but the lower mechanical performance due to the higher porosity still hinders its industrial spread in key sectors like the automotive industry.
Badini C. +4 more
core +1 more source
Laser Sintering Fabrication of Highly Porous Models Utilizing Water Leachable Filler-Experimental Investigation into Process Parameters [PDF]
, 2007 The authors are developing a laser sintering process to fabricate highly porous models with such high porosities as 90% and more. In the process, water-soluble filler is mixed with designated plastic powder and leached out after laser sintering process
Niino, Toshiki +2 more
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Influence of carbon nanotubes on the rheology and dynamic mechanical properties of polyamide-12 for laser sintering [PDF]
, 2014 The rheological behaviour of polymer nanocomposites is very important for polymer processing and understanding the structure-properties relationship. In this paper, the rheological properties of a polyamide 12 (PA12) - carbon nanotube (CNT) nanocomposite
Jiaming Bai (7126031) +4 more
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Advanced Engineering Materials, EarlyView.This study presents rapid evaluation methods for scan strategies in powder bed fusion (PBF) of polymers with a NIR laser as an example for its application. It uses line buffer‐based calculations and point density fields to predict the performance of four different scan strategies. The methods show promising results in laser‐based PBF of polymer samples,
Simon Leupold +9 more
wiley +1 more source
3D-printed individual labware in biosciences by rapid prototyping: In vitro biocompatibility and applications for eukaryotic cell cultures [PDF]
, 2014 Three-dimensional (3D) printing techniques are continuously evolving, thus their application fields are also growing very fast. The applications discussed here highlight the use of rapid prototyping in a dedicated biotechnology laboratory environment ...
Cheah +10 more
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Performance Comparison of Surface Sensitizers for Diode Laser Powder Bed Fusion of Polyamide 12
Advanced Engineering Materials, EarlyView.Laser‐generated nanoparticles transform standard PA12 powders into high‐performance, dye‐free feedstocks for diode laser 3D printing. Despite identical absorbance at 808 nm, CuS, LaB6, and CB coatings reveal striking differences in fusion and strength—unlocking new design space for recyclable, industrial‐grade polymers.
Michael Willeke +9 more
wiley +1 more source