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Experimental Study on Mechanical Properties of Single- and Dual-material 3D Printed Products

  • Heechang Kim
  • , Eunju Park
  • , Suhyun Kim
  • , Bumsoo Park
  • , Namhun Kim
  • , Seungchul Lee
  • Ulsan National Institute of Science and Technology

Research output: Contribution to journalConference articlepeer-review

92 Scopus citations

Abstract

The recent increase in application of Additive Manufacturing (AM) products has resulted in new demands throughout the industry. Although FDM-based products are used in various fields, the mechanical properties of such products still tend to be weaker than that of the products manufactured through conventional manufacturing processes. Therefore, improving the mechanical properties of FDM-printed products is a key factor that can greatly contribute to the manufacturing industry. In this study, tensile tests are conducted on a single material specimen to analyze the influence of various experiment variables that may add up to the enhancement of the mechanical properties of 3D printed products. Additional experiments are conducted with respect to the structural arrangement and material ratio of dual material 3D printing in order to investigate the effectiveness of dual material printed products. Studies on improving such mechanical properties are expected to contribute to the enhancement of the strength for single material printed products, and provide some guidance when manufacturing dual material printed products by considering the optimum efficiency of each material.

Original languageEnglish
Pages (from-to)887-897
Number of pages11
JournalProcedia Manufacturing
Volume10
DOIs
StatePublished - 2017
Event45th SME North American Manufacturing Research Conference, NAMRC 2017 - Los Angeles, United States
Duration: 4 Jun 20178 Jun 2017

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 9 - Industry, Innovation, and Infrastructure
    SDG 9 Industry, Innovation, and Infrastructure

Keywords

  • dual material 3D printing
  • FDM
  • infill rate
  • material type
  • orientation angle
  • tensile strength

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