Production of Open-Cell Foam Using Additive Manufacturing Method and Porous Morphology Effects
Khairul Azhar Mustapha (Universiti Teknikal Malaysia Melaka)
F. Shikh Anuar (Universiti Teknikal Malaysia Melaka)
F. A.Z. Mohd Sa’at (Universiti Teknikal Malaysia Melaka)
N. H.M. Zini (Universiti Teknikal Malaysia Melaka)
E. Mat Tokit (Universiti Teknikal Malaysia Melaka)
N. Satishwara Rao (Universiti Teknikal Malaysia Melaka)
K. Hooman (TU Delft - Process and Energy)
Iman Ashtiani Abdi (PCM Group Australia Pty Ltd.)
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Abstract
In this study, 3D printed open-cell foam were produced and reconstructed from open-cell metal foam structure using a tomography scanning method and two different additive manufacturing technologies. The materials used in the 3D printing were nylon powder and plastic acid. The porous morphology and surface finish of the 3D printed foams were investigated using a microscope. The results showed that the surface finish and structure strength depend on the printing process, used material and foam size. This study found that laser-sintering technology would have smoother pores with lesser residue than stereolithographic. However, the ligaments of the small-size 3D printed foam were fragile and could be easily broken.