Casting Process: Advantages and Limitations ME Mechanical
Jan 03, 2017· Baking sand: Baking sand consists of refractory material, and it is made of used sand or burnt sand. Facing sand: Facing sand is the carbonaceous material sprinkled on the inner surfaces of the molding cavity for obtaining better surface finish. Loam Sand: Gree or dry sand with at least 50% clay and dries hard is called loam sand.