Analysis of Micro Structure, Porosity Disability and Wear Resistance with Volume Variation from Riser On the Engine Cover of Electric Motors. J. Electr. Tech. Explor. [Internet]. 2023 Dec. 31 [cited 2026 Aug. 25];1(2):77-86. Available from: https://shmpublisher.com/index.php/joetex/article/view/282