Metal Casting Processes

This chapter discusses metal casting processes, highlighting the diversity and common characteristics among them. The objective is to elucidate the fundamental principles and methodologies involved in metal casting, focusing on the melting and molding of metal alloys. The methodology describes the general steps in the casting processes, including the melting of the alloy, pouring into molds, solidification, and removal of the cast part. Specific attention is given to the types of molds used, such as expendable and permanent molds, and their implications for part creation. Key processes such as sand casting, investment casting, and die casting are explained in detail, showcasing their respective methods of production and the advantages they offer, such as the ability to create complex shapes and accommodate a wide selection of alloys. Results indicate that while casting provides numerous benefits, challenges such as shrinkage during solidification require careful mold design to achieve precision in final dimensions. Overall, this chapter serves as a foundational resource for understanding metal casting processes and their application in manufacturing.