
Tooling by DIJET Solid Carbide End Mills “One-Cut Super Radius” End Mill DV-OCSRTYPE ■ RECOMMENDED CUTTING CONDITIONS FOR DV-OCSR TYPE Dimensions (mm) Work L/Dc φ2×R0.5 φ3×R0.8 φ4×R1 φ5×R1.2 Materials ap n Vf ap n Vf ap n Vf ap n Vf (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) Carbon steel Below5 Dc 0.12 15,000 5,100 0.20 10,000 5,100 0.25 7,000 4,800 0.30 5,700 4,800 S50C, S55C 6~8 Dc 0.08 7,000 1,900 0.13 5,300 2,700 0.17 3,500 2,300 0.20 2,800 2,300 (C50, C55) Below 250HB 9~11Dc 0.06 5,000 1,000 0.10 3,000 1,500 0.12 2,300 1,500 0.14 1,900 1,600 Mold steel Below5 Dc 0.12 12,000 4,000 0.20 8,500 4,300 0.25 6,000 4,000 0.30 5,000 4,200 HPM7,NAK80,P20 6~8 Dc 0.08 7,000 1,900 0.13 5,300 2,700 0.17 3,500 2,300 0.20 2,800 2,300 (1.2311) 30-43HRC 9~11Dc 0.06 4,800 980 0.10 3,000 1,500 0.12 2,300 1,500 0.14 1,900 1,600 Die steel Below5 Dc 0.12 12,000 4,000 0.20 8,500 4,300 0.25 6,000 4,000 0.30 5,000 4,200 SKD61,SKD11 6~8 Dc 0.08 7,000 1,900 0.13 5,300 2,700 0.17 3,500 2,300 0.20 2,800 2,300 (1.2344,1.2379) Below 255HB 9~11Dc 0.06 4,800 980 0.10 3,000 1,500 0.12 2,300 1,500 0.14 1,900 1,600 Hardened die steel Below5 Dc 0.10 9,600 2,900 0.18 6,300 2,800 0.22 4,700 2,800 0.27 2,200 1,600 SKD61,DAC,DHA 6~8 Dc 0.07 4,800 1,400 0.11 3,000 1,300 0.15 2,300 1,400 0.18 1,900 1,400 (1.2344,1.2379) 40-50HRC 9~11Dc 0.05 4,000 700 0.09 2,600 1,100 0.10 1,900 1,100 0.12 1,500 1,100 Hardened die steel Below5Dc 0.10 4,800 1,300 0.16 3,000 1,200 0.20 2,300 1,200 0.24 1,900 1,200 SKD61,DAC,DHA 6~8 Dc 0.06 4,000 980 0.10 2,600 1,000 0.13 1,900 1,000 0.16 1,500 1,000 (1.2344,1.2379) 55-60 HRC 9~11Dc 0.05 3,000 550 0.08 2,000 800 0.10 1,500 800 0.11 1,200 800 Grey & Nodular Below5 Dc 0.13 15,000 5,600 0.22 10,000 5,600 0.27 8,000 5,900 0.33 6,000 5,600 cast iron FC,FCD(GG,GGG) 6~8 Dc 0.09 8,700 1,900 0.14 5,800 3,200 0.16 4,300 3,200 0.22 3,500 3,200 Below 300HB 9~11Dc 0.07 5,600 1,200 0.11 3,700 2,000 0.13 2,700 2,000 0.15 2,200 2,000 L:Overhung length, Dc:Tool dia, ap: Depth of cut, n: Spindle speed, Vf: Feed speed Dimensions (mm) Work L/Dc φ6×R1.5 φ8×R2 φ10×R1 φ10×R2 Materials ap n Vf ap n Vf ap n Vf ap n Vf (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) (mm) (mm-1) (mm/min) Carbon steel Below5 Dc 0.37 4,800 4,800 0.50 3,500 4,700 0.25 2,800 4,700 0.50 2,800 4,700 S50C,S55C 6~8 Dc 0.25 2,300 2,300 0.34 1,700 2,300 0.17 1,400 2,300 0.34 1,400 2,300 (C50,C55) Below 250HB 9~11Dc 0.18 1,500 1,500 0.24 1,100 1,400 0.12 900 1,500 0.24 900 1,500 Mold steel Below5 Dc 0.37 4,200 4,200 0.50 3,000 4,000 0.25 2,400 4,000 0.50 2,400 4,000 HPM7,NAK80,P20 6~8 Dc 0.25 2,300 2,300 0.34 1,700 2,300 0.17 1,400 2,300 0.34 1,400 2,300 (1.2311) 30-43 HRC 9~11Dc 0.18 1,500 1,500 0.24 1,100 1,400 0.12 900 1,500 0.24 900 1,500 Die steel Below5 Dc 0.37 4,200 4,200 0.50 3,000 4,000 0.25 2,400 4,000 0.50 2,400 4,000 SKD61,SKD11 6~8 Dc 0.25 2,300 2,300 0.34 1,700 2,300 0.17 1,400 2,300 0.34 1,400 2,300 (1.2344,1.2379) Below 255HB 9~11Dc 0.18 1,500 1,500 0.24 1,100 1,400 0.12 900 1,500 0.24 900 1,500 Hardened die steel Below5 Dc 0.33 1,800 1,600 0.45 1,300 1,500 0.20 1,900 2,900 0.45 1,900 2,900 SKD61,DAC,DHA 6~8 Dc 0.22 1,500 1,300 0.30 1,100 1,300 0.15 900 1,300 0.30 900 1,300 (1.2344,1.2379) 40-50 HRC 9~11Dc 0.16 1,300 1,100 0.20 900 1,100 0.10 700 1,000 0.20 700 1,000 Hardened die steel Below5 Dc 0.30 1,500 1,200 0.40 1,100 1,100 0.20 900 1,200 0.40 900 1,200 SKD61,DAC,DHA 6~8 Dc 0.20 1,300 1,000 0.27 900 900 0.13 700 900 0.27 700 900 (1.2344,1.2379) 55-60 HRC 9~11Dc 0.14 1,000 800 0.19 700 700 0.10 600 800 0.19 600 800 Grey & Nodular Below5 Dc 0.40 5,300 5,900 0.55 3,800 5,600 0.27 3,000 5,600 0.55 3,000 5,600 cast iron 6~8 Dc 0.27 2,900 3,200 0.37 2,100 3,100 0.16 1,700 3,100 0.37 1,700 3,100 FC,FCD(GG,GGG) Below 300HB 9~11Dc 0.20 1,800 2,000 0.26 1,300 1,900 0.13 1,000 1,800 0.26 1,000 1,800 L:Overhung length, Dc:Tool dia, ap: Depth of cut, n: Spindle speed, Vf: Feed speed D032