ap SQUAREBALLRADIUSTAPERBARRELROUGHINGSOLID END MILLS CARBIDE RECOMMENDED CUTTING CONDITIONS Hardened steel (45 ─ 55HRC) Hardened steel (55 ─ 62HRC) Hardened steel (62 ─ 70HRC) Work Material AISI H13 AISI D2 AISI W1, AISI M2 RE(mm) %< 15° %>15° Depth of cut Depth of cut %< 15° %>15° Depth of cut Depth of cut %< 15° %>15° Depth of cut Depth of cutRevolutionTable feedRevolutionTable feedapaeRevolutionTable feedRevolutionTable feedapaeRevolutionTable feedRevolutionTable feedapae(min-1)(mm/min)(min-1)(mm/min)(mm)(mm)(min-1)(mm/min)(min-1)(mm/min)(mm)(mm)(min-1)(mm/min)(min-1)(mm/min)(mm)(mm) R 0.1 40000 320 40000 240 0.003 0.02 40000 320 40000 160 0.003 0.02 40000 320 40000 160 0.002 0.02 R 0.15 40000 640 40000 560 0.01 0.03 40000 640 40000 400 0.007 0.03 40000 640 40000 400 0.005 0.03 R 0.2 40000 1600 40000 1200 0.02 0.04 40000 1400 40000 1000 0.015 0.04 40000 1200 40000 1000 0.01 0.04 R 0.3 40000 3200 40000 1600 0.03 0.06 40000 2800 40000 1200 0.025 0.06 40000 2000 40000 1200 0.02 0.06 R 0.4 40000 6400 40000 2400 0.05 0.08 40000 4000 40000 1600 0.04 0.08 40000 2800 40000 1600 0.03 0.08 R 0.5 40000 8000 40000 3200 0.06 0.10 40000 5600 40000 2400 0.05 0.10 40000 3600 32000 1300 0.04 0.10 R 0.75 40000 9600 40000 4000 0.09 0.15 40000 7200 32000 2500 0.075 0.15 32000 4500 21000 1200 0.05 0.15 R 1 40000 9600 39000 4700 0.11 0.20 40000 8000 24000 2400 0.1 0.20 24000 3800 16000 1000 0.07 0.20 R 1.25 40000 10400 32000 4500 0.12 0.25 37000 8100 19000 2300 0.11 0.25 19000 3400 13000 1000 0.08 0.25 R 1.5 40000 12000 27000 4300 0.13 0.30 32000 7700 16000 2200 0.12 0.30 16000 3200 11000 880 0.09 0.30 R 2 32000 10880 20000 3600 0.15 0.40 24000 6200 12000 1900 0.13 0.40 12000 2400 8000 800 0.1 0.40 R 2.5 25000 9000 16000 2900 0.20 0.50 19000 5300 9600 1700 0.15 0.50 9600 2100 6000 600 0.1 0.50 R 3 21000 8400 13000 2600 0.25 0.60 16000 4800 8000 1600 0.2 0.60 8000 1700 5000 600 0.11 0.60 R 4 16000 6400 10000 2000 0.30 0.80 12000 3600 6000 1200 0.2 0.80 6000 1400 4000 480 0.11 0.80 R 5 13000 5200 8000 1700 0.50 1.00 10000 3200 4800 960 0.2 1.00 4800 1100 3000 420 0.12 1.00 R 6 9000 3600 6000 1300 0.50 1.20 7000 2200 3600 720 0.3 1.20 3600 860 2200 310 0.12 1.20 R 8 6000 2400 4000 1000 0.50 1.60 5000 1600 2500 500 0.3 1.60 2500 650 1500 240 0.15 1.60 R10 4500 1800 3000 780 0.50 2.00 4000 1300 1800 360 0.3 2.00 1800 470 1000 160 0.15 2.00 < ae Depth ofcut < ap I Note 1) If the rigidity of the machine or the work materials installation is very low, or chattering and noise are generated, reduce the revolution and feed rate proportionately. Note 2) If the depth of cut is shallow, the revolution and feed rate can be increased. Please reduce the feed rate when the surface finish is important. Note 3) % is the inclination angle of the machined surface. End mill RE % ae ae:Pick Feed I249