The paper titled “Comparison of Microstructure and Mechanical Properties of A356/SiC Metal Matrix Composites Produced by Two Different Melting Routes” [1] has been retracted as it contains figures that are substantially similar to figures in the following published papers: “Microstructure and Mechanical Properties of A356/SiC Composites Fabricated by Electromagnetic Stir Casting” by Shashi Prakash Dwivedi, Satpal Sharma, and Raghvendra Kumar Mishra and “Effects of Roller Burnishing Process Parameters on Surface Roughness of A356/5% SiC Composite Using Response Surface Methodology” by Shashi Prakash Dwivedi, Satpal Sharma, and Raghvendra Kumar Mishra.