Profile MillingSlot MillingShoulderMillingFace MillingHigh FeedMilling S TA N D A R D CUTTING CONDITIONS 05·06 type ISO Workpiecematerial Grade Cutting speed Feed per toothVc (m/min)fz (mm/t)ø20, 21(CICT = 2)ø25, 26ø32, 33 ø40 ø50 ø63(CICT = 2)(CICT = 2, 3)(CICT = 3)(CICT = 4)(CICT = 5, 6) Carbon Steels Vc = 150 m/min, fz = 0.8 mm/t Vc = 150 m/min, fz = 1 mm/t S50C, etc.C50, etc.< 300HB ap =1 mm, ae = 1×DCX mm ap = 1 mm, ae = 1×DCX mmAH3135100 ~ 2500.5 ~ 2When plunging in small depth: fz = 0.2 mm/t Alloy steels Vc = 130 m/min, fz = 0.8 mm/t Vc = 130 m/min, fz = 1 mm/t SCM440, etc.42CrMo4etc, etc.AH3135100 ~ 200< 300 HB0.5 ~ 2 ap = 1 mm, ae = 1×DCX mm ap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.2 mm/t Prehardened steels Vc = 100 m/min, fz = 0.5 mm/t Vc = 100 m/min, fz = 0.5 mm/t NAK80, PX5,X96CrMoV12, etc.AH313580 ~ 15030 ~ 40HRC ap = 1 mm, ae = 1×DCX mm ap = 1 mm, ae = 1×DCX mm0.5 ~ 1When plunging in small depth: fz = 0.1 mm/t Vc = 130 m/min, fz = 0.8 mm/t Vc = 130 m/min, fz = 1 mm/t Stainless steelsSUS304, etc.X5CrNi18 9, etc.AH130(AH3135)100 ~ 2000.5 ~ 2ap = 1 mm, ae = 1×DCX mm ap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.2 mm/t Vc = 150 m/min, fz = 1 mm/t Vc = 180 m/min, fz = 1.5 mm/t Cast irons ap = 1 mm, ae = 1×DCX mm ap = 1 mm, ae = 1×DCX mm FC250, etc. AH120 100 ~ 250 0.8 ~ 2.5 250, etc. When plunging in small depth: fz = 0.2 mm/t Vc = 50 m/min, fz = 0.5 mm/t, ap = 0.7 mm, ae = 0.5×DCX mm Titanium alloysTi-6Al-4V, etc.AH13030 ~ 60 0.3 ~ 0.7 When plunging in small depth: fz = 0.1 mm/t Vc = 30 m/min, fz = 0.2 mm/t, ap = 0.7 mm, ae = 0.5×DCX mm Approachangle Heat-resistant alloysInconel 718, etc.AH12010 ~ 400.1 ~ 0.3 When plunging in small depth: fz = 0.1 mm/t 10°-20° Hard materials Vc = 70 m/min, fz = 0.7 mm/t, ap = 0.7 mm, ae = 1×DCX mm SKD11, etc.X153CrMoV12, etc.AH73050 ~ 80 0.5 ~ 145°40 ~ 50HRC When plunging in small depth: fz = 0.1 mm/t 70° 08 type 85° ISO Workpiecematerial Grade Cutting speed Feed per toothVc (m/min)fz (mm/t)ø40(CICT = 2) ø50 ø63 ø80 ø100 ø125 ø160(CICT = 3)(CICT = 4)(CICT = 5)(CICT = 6)(CICT = 7)(CICT = 8) 88°90° Carbon Steels Vc = 180 m/min, fz = 1 mm/t Vc = 200 m/min, fz = 1.5 mm/tS50C, etc.C50, etc.AH3135100 ~ 2500.5 ~ 2< 300HBap = 1 mm, ae = 40 mmap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.2 mm/tAlloy steelsVc = 130 m/min, fz = 1 mm/tVc = 150 m/min, fz = 1.5 mm/t Others SCM440, etc.42CrMo4etc, etc.AH3135100 ~ 200 0.5 ~ 2< 300 HBap = 1 mm, ae = 40 mm ap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.2 mm/t Prehardened steels Vc = 100 m/min, fz = 0.5 mm/t Vc = 120 m/min, fz = 0.8 mm/t NAK80, PX5,X96CrMoV12, etc.AH313580 ~ 150 0.5 ~ 130 ~ 40HRCap = 1 mm, ae = 40 mm ap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.1 mm/t Vc = 130 m/min, fz = 1 mm/t Vc = 150 m/min, fz = 1.5 mm/t Stainless steelsSUS304, etc.X5CrNi18 9, etc.AH130(AH3135)100 ~ 2000.5 ~ 2ap = 1 mm, ae = 40 mm ap = 1 mm, ae = 1×DCX mmWhen plunging in small depth: fz = 0.2 mm/t Vc = 180 m/min, fz = 1.5 mm/t Vc = 200 m/min, fz = 2 mm/t Cast irons ap = 1 mm, ae = 40 mm ap = 1 mm, ae = 1×DCX mm FC250, etc. AH120 150 ~ 250 0.8 ~ 2.5 250, etc. When plunging in small depth: fz = 0.2 mm/t Vc = 50 m/min, fz = 0.5 mm/t, ap = 0.7 mm, ae = 0.5×DCX mm Titanium alloysTi-6Al-4V, etc.AH13030 ~ 60 0.3 ~ 0.7 When plunging in small depth: fz = 0.1 mm/t Vc = 30 m/min, fz = 0.2 mm/t, ap = 0.7 mm, ae = 0.5×DCX mm Heat-resistant alloysInconel 718, etc.AH12010 ~ 400.1 ~ 0.3 When plunging in small depth: fz = 0.1 mm/t Hard materials Vc = 70 m/min, fz = 0.7 mm/t, ap = 0.7 mm, ae = 1×DCX mm SKD11, etc.X153CrMoV12, etc.AH73050 ~ 80 0.5 ~ 140 ~ 50HRC When plunging in small depth: fz = 0.1 mm/t Note: •The above values of cutting speed show the standard speed when overhang length of tool is below 3D. The cutting speed and the feed rate should be set at the lower limit values when overhang length of tool exceeds 3D. •Thick and heavy chips are discharged by these TAC mills. Use internal air supply or air-blowing in order to prevent tool failure. H054 www.tungaloy.com