Published 04/04/2025 at 869 × 496 in Friction Stir Processing: A Thermomechanical Processing Tool for High Pressure Die Cast Al-Alloys for Vehicle Light-weighting Fig. 3. Comparison of SEM microstructure of HPDC and FSPed material in locations (A) to (E) in Fig. 2. Fig. 3. Comparison of SEM microstructure of HPDC and FSPed material in locations (A) to (E) in Fig. 2.