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Optimizing Interfacial Adhesion and Mechanical Performance of Multimaterial Joints Fabricated by Material Extrusion

Jakub Zatloukal1, Mathieu Viry2, Aleš Mizera3

  • 1Faculty of Technology, Tomas Bata University in Zlin, Vavreckova 5669, 760 01 Zlin, Czech Republic.

Materials (Basel, Switzerland)
|August 28, 2025
PubMed
Summary

This study enhances multimaterial 3D printing by optimizing interlayer adhesion between polymers like polycarbonate (PC) and polyethylene terephthalate glycol (PETG). Specific bonding strategies nearly doubled joint strength, improving the mechanical reliability of 3D-printed parts.

Keywords:
interlayer bondingmaterial extrusion (MEX)mechanical propertiesmultimaterial 3D printing

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