Enhancing mechanical properties of 3D-printed PETG-CF composites through HGRA optimization and annealing heat treatment

Venkata Durga Sahithi Vaka, Shishir Kasturi, Dhanunjay Kumar Ammisetti, Department of Mechanical Engineering, VNR Vignana Jyothi Institute of Engineering and Technology, Department of Mechanical Engineering, Lakireddy Bali Reddy College of Engineering, Andhra Pradesh

Journal of Elastomers & Plastics

Published online on July 23, 2026

Abstract

Journal of Elastomers & Plastics, Ahead of Print.
3D printing has recently emerged as a rapidly evolving manufacturing technique that enables the production of intricate geometries with ease. This investigation delves into the development of a virgin PETG-CF composite filament that incorporates 20% short ...