PSI - Issue 41

594 A.M. Ignatova et al. / Procedia Structural Integrity 41 (2022) 589–597 6 Ignatova A.M., Yudin M.V., Voronov V.L, Ignatov M.N., Gladky I.L., Inozemtsev A.A., Naimark O.B. / Structural Integrity Procedia 00 (2019) 000–000

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c d Fig. 5. Frames of video footage of potassium fluorphlogopite targets fragmentation following an impact with a steel ball: (а) at a velocity of 230 m/s, collision angle 90º; (b) at a velocity of 120 m/s, collision angle 90 º; (c) impact at a velocity of 230 m/s, collision angle 30º; (d) impact at a velocity of 120 m/s, collision angle 30º.