Additive Manufacturing of Graphene–Hydroxyapatite Nanocomposite Structures

Author: Azhari Amir   Toyserkani Ehsan   Villain Carole  

Publisher: Blackwell Publishing

E-ISSN: 1744-7402|12|1|8-17

ISSN: 1546-542X

Source: International Journal of Applied Ceramic Technology, Vol.12, Iss.1, 2015-01, pp. : 8-17

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Abstract

In this article, a powder-bed class of additive manufacturing (AM) is incorporated into the manufacturing of graphene nanocomposite 3D structures. For AM of graphene-based 3D structures, graphene oxide (GO)/hydroxyapatite (Hap) nanocomposite (GHN) was synthesized at different GO to Hap percentage (wt.%), including 0.2% and 0.4% to develop a printable powder. The synthesized powder was utilized in a powder-bed AM system to fabricate 3D porous structures of GHN powder. It was shown that at layer thickness of 125 μm and core binder saturation level of 400%, the compressive mechanical strength of the samples with higher content of graphene was improved significantly.