PREDICTION OF SURFACE ROUGHNESS, MATERIAL REMOVAL RATE AND TOOL WEAR RATIO MODELS FOR SIC POWDER MIXING EDM. J. eng. sustain. dev. [Internet]. 2015 Sep. 1 [cited 2024 May 21];19(5):73-9. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/816