TurningMillingDrillingTechnicalInformationIndex Recommended cutting data Parting & grooving A Starting values for cutting speed vc [m/min] HC (PVD) HW YBG202 YBG205 YBG302 YD101 YD201 190 190 185 175 175 170 145 145 140 140 140 135 135 135 130 170 170 165 125 125 125115115115 B 105 105 105 125 125 125 95 95 95 165 165 160 135 135 130 155 155 150 135 135 130 240 240 235 185 185 180 220 220 215 165 165 160 175 175 170 C 165 165 160 800 760 600 570 320 305 240 230 160 155 160 155 600 570 200 190 95 95 95 70 65 50 50 50 35 35 80 80 75 60 607070655050 D 70 70 65 50 50 145 145 140 105 100 50 50 50 35 35 E HC Coated carbide HW Uncoated carbide, main component (WC) A 403