porosity standards in aluminium casting_porosity standards in aluminium casting

At its core, sand casting involves a straightforward yet effective process. The first step is the creation of a mold, which consists of two halves made of a mixture of sand, clay, and water. The resulting mixture is packed tightly around a pattern—an object that resembles the final part to be produced. Once the mold halves are prepared, they are assembled, and the pattern is removed, leaving a cavity that mirrors the shape of the desired object.