Experimental evaluation of energy absorption and hysteresis in expanded polystyrene foams under repeated compressive loading

Alejandro E. Rodríguez-Sánchez, Héctor Plascencia-Mora, Alberto Rossa-Sierra, Facultad de Ingeniería, Universidad Panamericana, Departamento de Ingeniería Mecánica, Universidad de Guanajuato

Journal of Cellular Plastics

Published online on April 13, 2026

Abstract

Journal of Cellular Plastics, Volume 62, Issue 3, Page 185-210, May 2026.
This study investigates the mechanical degradation of expanded polystyrene (EPS) foams under repeated compressive loading, with a focus on energy absorption, hysteresis, and efficiency loss. EPS foams of two densities (8.5 kg/m3and 24 kg/m3) were tested ...