The book "Extrusion of Aluminium Alloys" by T. Sheppard provides a comprehensive analysis of the significance and technical advancements in the field of extruded aluminum alloys. In recent years, the relevance of these alloys has increased, particularly due to the decline in copper extrusion and the growing use in structural applications. The work addresses the metallurgical, mathematical, and practical aspects of the extrusion process and highlights the environmentally friendly benefits as well as the reduced energy consumption associated with the use of aluminum alloys. It is aimed at professionals and students who wish to gain a deeper understanding of extrusion technology and its applications in the industry.