OBRABOTKAMETALLOV Vol. 26 No. 2 2024 technology Ta b l e 6 Roughness values Ra depending on the milling direction and cutting modes Experiment No. V, m/min fmin, mm/ min t, mm B, mm Ra, μm (milling along) Ra, μm (milling across) 1 75 120 1 7 0.817±0,15 2.013±0.24 2 240 1.589±0.15 3 480 1.203±0.20 4 850 0.775±0.24 5 2 0.566±0.20 0.699±0.11 6 2.5 0.496±0.18 0.566±0.10 7 94 0.438±0.23 0.510±0.15 8 3 1.495±0.32 0.922±0.32 9 1,050 1.220±0.22 1.979±0.34 Fig. 12. Graph of changes in the highest values of cutting forces Ph и Pv (N) depending on the feed fmin (mm/min) (B = 7 mm, V = 75 m/min, t = 1 mm) Fig. 13. Graph of changes in the highest values of cutting forces Ph и Px (N) depending on the feed fmin (mm/min) (B = 7 mm, V = 75 m/min, t = 1 mm)
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