The application segmentation of the Automated Shot Peening & Shot Blasting Machine market reflects distinct end‑use demands, comprising automotive, aerospace, heavy‑machinery, energy, and infrastructure sectors. Automotive applications, the largest at roughly 30 % of market revenue, rely on high‑speed, continuous‑flow machines to improve fatigue life of sheet‑metal components. Aerospace accounts for about 25 %, driven by stringent surface‑finish requirements for turbine blades and fuselage panels, where precision and repeatability are paramount. Heavy‑machinery, contributing 20 %, utilizes robust equipment for large‑scale components such as excavator arms and mining gear, emphasizing durability and high impact energy. The energy segment, at 15 %, focuses on wind‑turbine blade refurbishment and power‑plant component maintenance, where surface hardening extends service intervals. Infrastructure, representing the remaining 10 %, includes railcar wheel treatment and bridge‑component peening to mitigate corrosion and stress‑corrosion cracking. This market taxonomy highlights how each application niche shapes overall demand and informs strategic positioning within the Automated Shot Peening & Shot Blasting Machine segmentation.