Recommended Cutting Conditions ¢ Recommended Cutting Conditions - External Turning (Negative Insert) [ap indicates radius] ISO Workpiece Cutting Recommended Recommended Corner-R Lower Limit - Recommendation - Upper Limit Classification Material Hardness Range Applications Chipbreaker Insert Grade (rε) Vc (m/min) ap (mm) f (mm/rev) Finishing Continuous XF PV710 0.4 250 - 350 - 520 0.05 - 0.12 - 0.6 0.03 - 0.1 - 0.22 (Small ap) Interruption PV720 0.8 240 - 320 - 480 0.05 - 0.15 - 0.6 0.04 - 0.12 - 0.25 Finishing Continuous XP TN610 0.4 250 - 320 - 400 0.2 - 0.5 - 0.7 0.07 - 0.12 - 0.2 (Gloss Oriented) Interruption TN620 0.8 240 - 310 - 370 0.2 - 0.5 - 0.7 0.07 - 0.12 - 0.2 Finishing Continuous XP PV710 0.4 250 - 300 - 370 0.2 - 0.5 - 0.7 0.07 - 0.12 - 0.2 D (Tool Life Oriented) Interruption PV720 0.8 240 - 290 - 340 0.2 - 0.5 - 0.7 0.07 - 0.12 - 0.2 Finishing-Medium Continuous XQ TN610 0.4 250 - 320 - 400 0.5 - 1.0 - 1.5 0.17 - 0.25 - 0.3 (Gloss Oriented) Interruption TN620 0.8 240 - 280 - 340 0.5 - 1.0 - 1.5 0.17 - 0.25 - 0.3 HB Finishing-Medium Continuous XQ PV710 0.8 250 - 300 - 370 0.5 - 1.0 - 1.5 0.17 - 0.25 - 0.3 Low Carbon Steel ≤ (Tool Life Oriented) Interruption PV720 0.8 240 - 280 - 340 0.5 - 1.0 - 1.5 0.17 - 0.25 - 0.3 Low Carbon Alloy 300 Medium-Roughing Continuous XS PV720 0.8 220 - 260 - 320 0.8 - 1.5 - 2.0 0.25 - 0.3 - 0.4 External Interruption CA515 0.8 160 - 210 - 260 0.8 - 1.5 - 2.0 0.25 - 0.3 - 0.4 Roughing Continuous PG CA515 0.8 180 - 220 - 260 1.0 - 2.5 - 3.5 0.2 - 0.3 - 0.4 Interruption CA525 1.2 150 - 200 - 240 1.0 - 2.5 - 3.5 0.2 - 0.3 - 0.4 Medium-Roughing Continuous PT CA515 0.8 150 - 200 - 240 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 High Feed Rate Interruption CA525 1.2 120 - 180 - 220 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 Roughing Continuous PH CA515 1.2 150 - 200 - 240 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 High Feed Rate Interruption CA525 1.6 120 - 180 - 220 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 Roughing Continuous PX CA515 1.2 150 - 200 - 240 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 (Low Cutting Force) Interruption (Single Sided) CA525 1.6 120 - 180 - 220 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 Finishing Continuous WP PV710 0.8 200 - 250 - 320 0.3 - 0.5 - 1.0 0.2 - 0.3 - 0.4 (Time Oriented) Interruption (Wiper) CA515 0.8 160 - 220 - 280 0.3 - 0.5 - 1.0 0.2 - 0.3 - 0.4 Finishing-Medium Continuous WQ PV710 0.8 180 - 220 - 280 1.0 - 2.0 - 3.0 0.2 - 0.3 - 0.4 (Time Oriented) Interruption (Wiper) CA525 0.8 130 - 180 - 240 1.0 - 2.0 - 3.0 0.2 - 0.3 - 0.4 Finishing Continuous PP TN610 0.4 200 - 250 - 320 0.2 - 0.5 - 1.5 0.04 - 0.16 - 0.28 (Gloss Oriented) Interruption 0.8 180 - 230 - 300 0.2 - 0.5 - 1.5 0.05 - 0.2 - 0.35 P Finishing Continuous PP PV710 0.4 200 - 250 - 320 0.2 - 0.5 - 1.5 0.04 - 0.16 - 0.28 Medium (Tool Life Oriented) Interruption PV720 0.8 200 - 240 - 290 0.2 - 0.5 - 1.5 0.05 - 0.2 - 0.35 HB Finishing-Medium Continuous PQ TN610 0.8 180 - 230 - 300 0.5 - 1.5 - 2.5 0.1 - 0.2 - 0.3 Carbon Steel ≤ (Gloss Oriented) Interruption TN620 1.2 160 - 220 - 260 0.5 - 1.5 - 2.5 0.1 - 0.17 - 0.25 Medium 300 Finishing-Medium Continuous PQ PV710 0.8 160 - 210 - 280 0.5 - 1.5 - 2.5 0.1 - 0.2 - 0.3 Carbon Alloy (Tool Life Oriented) Interruption CA525 0.8 140 - 200 - 240 0.5 - 1.5 - 2.5 0.1 - 0.17 - 0.25 Medium-Roughing Continuous PG CA515 0.8 150 - 200 - 240 1.0 - 2.5 - 3.5 0.2 - 0.3 - 0.4 Interruption CA525 1.2 120 - 160 - 200 1.0 - 2.5 - 3.5 0.2 - 0.3 - 0.4 Medium-Roughing Continuous PT CA515 0.8 120 - 180 - 230 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 High Feed Rate Interruption CA525 1.2 100 - 150 - 200 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 Roughing Continuous PH CA515 1.2 120 - 180 - 230 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 High Feed Rate Interruption CA525 1.6 100 - 150 - 200 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 Roughing Continuous PX CA515 1.2 120 - 180 - 230 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 (Low Cutting Force) Interruption (Single Sided) CA525 1.6 100 - 150 - 200 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 Finishing Continuous PP TN610 0.4 150 - 200 - 280 0.2 - 0.5 - 1.5 0.04 - 0.16 - 0.28 (Gloss Oriented) Interruption TN620 0.8 140 - 180 - 240 0.2 - 0.5 - 1.5 0.05 - 0.2 - 0.35 Finishing Continuous PP PV710 0.4 120 - 180 - 260 0.2 - 0.5 - 1.5 0.04 - 0.16 - 0.28 (Tool Life Oriented) Interruption CA515 0.8 100 - 150 - 200 0.2 - 0.5 - 1.5 0.05 - 0.2 - 0.35 Finishing-Medium Continuous PQ CA515 0.8 120 - 160 - 220 0.5 - 1.5 - 2.5 0.15 - 0.25 - 0.3 HB Interruption CA525 0.8 100 - 140 - 180 0.5 - 1.5 - 2.5 0.15 - 0.2 - 0.25 High Carbon ≤ Medium-Roughing Continuous PG CA515 0.8 120 - 150 - 200 1.0 - 2.0 - 3.0 0.2 - 0.3 - 0.5 Alloy 280 Interruption CA525 0.8 100 - 130 - 180 1.0 - 2.0 - 3.0 0.15 - 0.2 - 0.3 Medium-Roughing Continuous PT CA515 0.8 100 - 140 - 180 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 High Feed Rate Interruption CA525 1.2 80 - 120 - 160 1.5 - 3.0 - 4.5 0.25 - 0.35 - 0.45 Roughing Continuous PH CA515 1.2 100 - 140 - 180 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 High Feed Rate Interruption CA525 1.6 80 - 120 - 160 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 Roughing Continuous PX CA515 1.2 100 - 140 - 180 2.0 - 5.0 - 8.0 0.4 - 0.6 - 0.8 (Low Cutting Force) Interruption (Single Sided) CA525 1.6 80 - 120 - 160 2.0 - 5.0 - 8.0 0.3 - 0.5 - 0.7 D39