Noranai, Zamri, and Muhammad Muqtadir Azman. “Study of Low Density Polyethylene Melting Process and Energy Saving in Recycling Industries ”. Research Progress in Mechanical and Manufacturing Engineering, vol. 4, no. 1, Aug. 2023, pp. 333-8, https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/9238.