The advantages of die casting include the excellent dimensional accuracy of the casting. Usually this depends on the material being cast. Typical values are 0.1 mm for the first 2.5 cm size and 0.002 mm for each 1 cm increase. The advantages of die casting include the excellent dimensional accuracy of the casting. Usually this depends on the material being cast. Typical values are 0.1 mm for the first 2.5 cm size and 0.002 mm for each 1 cm increase. Compared to other casting processes, its castings have a smooth surface with a fillet radius of approximately 1-2.5 microns. Casting can peocess a wall thickness of about 0.75 mm relative to sandbox or permanent die casting. Hot Tags: al die casting/ aluminium die/ auto cast/ automotive die casting/ brass casting/ cast alloy/ cast aluminum/ precision die cast