Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography

Additive manufacturing of bio-ceramics using LCD stereolithography allows the creation of ceramic parts with unprecedented resolution for various medical applications. However, the potential of this technology can only be fully harnessed if the manufacturability of critical geometries is accurately...

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Main Authors: Wadih Yared, Lei Xie, Rainer Gadow
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Open Ceramics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666539523001451
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author Wadih Yared
Lei Xie
Rainer Gadow
author_facet Wadih Yared
Lei Xie
Rainer Gadow
author_sort Wadih Yared
collection DOAJ
description Additive manufacturing of bio-ceramics using LCD stereolithography allows the creation of ceramic parts with unprecedented resolution for various medical applications. However, the potential of this technology can only be fully harnessed if the manufacturability of critical geometries is accurately characterized. Thus, this contribution provides a guide with examples for the characterization and analysis of the printability of β-tricalcium phosphate-filled resins using LCD stereolithography. Characterized features include the minimum bore diameter, the minimum wall thickness of free-standing walls and cylindrical pins, the maximum unsupported bridging and overhang and the maximum abrupt thickness changes of cylindrical components. The analysis addresses limitations and factors affecting manufacturability of bio-ceramic-filled resins, and gives recommendations for design and processing parameters. In addition, TGA analysis is presented as a guide for the selection of suitable debinding and sintering schedules for an optimized microstructure and functionality.
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spelling doaj.art-475362eb478a4f28a60e029c47157fd12023-12-15T07:26:18ZengElsevierOpen Ceramics2666-53952023-12-0116100473Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithographyWadih Yared0Lei Xie1Rainer Gadow2University of Stuttgart, GSaME – Graduate School of Excellence Advanced Manufacturing Engineering, Nobelstraße 12, 70569, Stuttgart, Germany; Corresponding author.University of Stuttgart, Institute for Manufacturing Technologies of Ceramic Components and Composites, Allmandring 7b, 70569, Stuttgart, GermanyUniversity of Stuttgart, GSaME – Graduate School of Excellence Advanced Manufacturing Engineering, Nobelstraße 12, 70569, Stuttgart, Germany; University of Stuttgart, Institute for Manufacturing Technologies of Ceramic Components and Composites, Allmandring 7b, 70569, Stuttgart, GermanyAdditive manufacturing of bio-ceramics using LCD stereolithography allows the creation of ceramic parts with unprecedented resolution for various medical applications. However, the potential of this technology can only be fully harnessed if the manufacturability of critical geometries is accurately characterized. Thus, this contribution provides a guide with examples for the characterization and analysis of the printability of β-tricalcium phosphate-filled resins using LCD stereolithography. Characterized features include the minimum bore diameter, the minimum wall thickness of free-standing walls and cylindrical pins, the maximum unsupported bridging and overhang and the maximum abrupt thickness changes of cylindrical components. The analysis addresses limitations and factors affecting manufacturability of bio-ceramic-filled resins, and gives recommendations for design and processing parameters. In addition, TGA analysis is presented as a guide for the selection of suitable debinding and sintering schedules for an optimized microstructure and functionality.http://www.sciencedirect.com/science/article/pii/S2666539523001451StereolithographyAdditive manufacturingCeramicsManufacturability
spellingShingle Wadih Yared
Lei Xie
Rainer Gadow
Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
Open Ceramics
Stereolithography
Additive manufacturing
Ceramics
Manufacturability
title Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
title_full Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
title_fullStr Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
title_full_unstemmed Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
title_short Manufacturability and geometrical limitations of β-tricalcium phosphate-filled resins using LCD stereolithography
title_sort manufacturability and geometrical limitations of β tricalcium phosphate filled resins using lcd stereolithography
topic Stereolithography
Additive manufacturing
Ceramics
Manufacturability
url http://www.sciencedirect.com/science/article/pii/S2666539523001451
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AT rainergadow manufacturabilityandgeometricallimitationsofbtricalciumphosphatefilledresinsusinglcdstereolithography