Fused-granular-fabrication 3D printing of recycled expanded polystyrene/polypropylene: Research on mechanical properties, thermal behavior, and morphology

Tao Yang, Haiqing Bai, Dashan Mi, Weijie Song, Yibo Wen, Jinghua Jiang, Zekang Ren, Yi Zhang, School of Mechanical Engineering, Shaanxi University of Technology, Shaanxi Key Laboratory of Industrial Automation

Journal of Reinforced Plastics and Composites

Published online on December 09, 2025

Abstract

Journal of Reinforced Plastics and Composites, Ahead of Print.
Recycling of expanded polystyrene (EPS) waste plastic is costly and inefficient, leading to low recovery rates and exacerbating environmental pollution. This study introduces a custom-built Fused Granular Fabrication (FGF) 3D printer and designs printers ...