Khazal Hussian M, Khadum Salim R, Wadee Jameel W. EFFECT OF GRAPHITE PARTICLES ADDITION AND PROCESS PARAMETERS ON THE MECHANICAL PROPERTIES OF POLYETHYLENE/GRAPHITE SURFACE COMPOSITE FABRICATED BY FRICTION STIR PROCESSING. J. eng. sustain. dev. [Internet]. 2016 May 1 [cited 2025 Apr. 20];20(3):155-67. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/669