High-Density Polyethylene/Kaolin Clay Composites: Optimization of The In-jection Moulding Process Parameters Towards Minimum Shrinkage and Warpage. mjer [Internet]. 2026 Apr. 17 [cited 2026 Apr. 19];7(1):1-11. Available from: https://mdp.omu.edu.ly/journals/index.php/mjer/article/view/57