Corrosion of aluminum and its alloys presents a significant challenge across various industries due to its widespread use in critical applications. This review provides a comprehensive overview of the corrosion mechanisms affecting aluminum and its alloys, along with an analysis of coating materials and techniques for corrosion prevention. The paper begins with an introduction to aluminum and its alloys and various forms of corrosion, including pitting, crevice, intergranular, galvanic, stress corrosion cracking, and atmospheric corrosion. Subsequently, it delves into the importance of corrosion prevention strategies and the limitations of coating techniques. The review then examines the latest advancements in coating materials. Special emphasis is placed on the role of various researchers in corrosion control and enhancing corrosion resistance of different grades of aluminum alloys. The review concludes with the challenges and future directions in corrosion prevention for aluminum and its alloys, emphasizing the need for interdisciplinary research and collaboration to develop effective and sustainable coating solutions.

Keywords: Aluminium alloys, polymer matrix, fillers, composite coatings, electrochemical impedance spectroscopy, potentiodynamic polarization, corrosion resistance, corrosive environments