Modern Technological Methods for Supersonic Thermal Spraying of Powder Materials

The problems of the existing technological methods of high-velocity thermal spraying of powder materials are analyzed. A comparative characteristic of these methods and the properties of the formed coatings is given. Trends toward the development of new effective and economical technologies are characteristic of a wide range of research objects using supersonic coating deposition methods. The prospects for using high-velocity thermal spraying methods in repair production for restoring worn machine parts are shown.