STA NDA RD CUT TING CONDITIONS 1 Shoulder milling (VEH: 4 flutes, VEE: 3 flutes, VED/VEE: 4 flutes, VEE-I) Grade Cutting Feed per tooth: fz (mm/t) Depth of Pick feed ISO Workpiece material Hardness speed Tool diameter: DC (mm) cut Vc (m/min) 6 8 10 12 a p (mm) Pf (mm) Low carbon steels 0.6 x S45C, S55C, etc. - 300 HB 80 - 180 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC C45, C55, etc. DC 2 High carbon steels 0.6 x SCM440, SCr415, etc. - 300 HB 60 - 140 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC Insert 42CrMo4, 15Cr3, etc. DC Prehardened steel 30 - 40 0.6 x 60 - 120 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC PX5, NAK80, etc. HRC DC Stainless steels 0.6 x SUS304, SUS316, etc. - 200 HB 40 - 100 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC X5CrNi18-9, X5CrNiMo17-12-2, etc. DC Ext. Toolholder Aluminium alloys 0.6 x 3 Si < 13% - 200 - 700 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC DC Aluminium alloys 0.6 x Si ≥13% - 100 - 300 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.25 x DC DC Titanium alloys 0.6 x - 40 - 80 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.05 x DC Ti-6Al-4V, etc. DC Heat-resistant alloys 0.6 x - 20 - 40 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.05 x DC Inconel 718, etc. DC Int. Toolholder 4 Hardened steel 40 - 50 0.6 x SKD61, SKT4, etc. 40 - 80 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.05 x DC X40CrMoV5 1, 55NiCrMoV6, etc. HRC DC Hardened steel 50 - 60 0.6 x SKD11, SKH, etc. 20 - 60 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.05 x DC X153CrMoV12, HS18-0-1, etc. HRC DC Slot milling (VEH: 4 flutes, VEE: 3 flutes, VED/VEE: 4 flutes, VEE-I) 5 Threading Cutting Feed per tooth: fz (mm/t) Depth of ISO Workpiece material Hardness speed Tool diameter: DC (mm) cut Vc (m/min) 6 8 10 12 a p (mm) Low carbon steels S45C, S55C, etc. - 300 HB 80 - 180 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC C45, C55, etc. High carbon steels 6 SCM440, SCr415, etc. - 300 HB 60 - 140 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC Grooving 42CrMo4, 15Cr3, etc. Prehardened steel 30 - 40 60 - 120 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC PX5, NAK80, etc. HRC Stainless steels SUS304, SUS316, etc. - 200 HB 40 - 100 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC X5CrNi18-9, X5CrNiMo17-12-2, etc. Aluminium alloys - 200 - 700 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC Si < 13% 7 Endmill Aluminium alloys - 100 - 300 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC Si ≥13% Titanium alloys - 40 - 80 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC Ti-6Al-4V, etc. Heat-resistant alloys - 20 - 40 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.5 x DC Inconel 718, etc. 8 Drilling Tool Hardened steel 40 - 50 SKD61, SKT4, etc. 40 - 80 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.2 x DC X40CrMoV5 1, 55NiCrMoV6, etc. HRC Hardened steel 50 - 60 SKD11, SKH, etc. 20 - 60 0.03 - 0.07 0.05 - 0.09 0.07 - 0.12 0.08 - 0.13 0.2 x DC X153CrMoV12, HS18-0-1, etc. HRC Technical Reference 9 7-5