For finishing

Workpiece materialGradeCutting Speed Vc (m/min)Feed per tooth fz (mm/t)Pick feed Pf (mm)
High carbon steel S45C, S55C,etc.UX3080 - 1200.1 - 0.30.3 - 0.5
C45, C55, etc. Tool steel SK, SKH, etc.UX3060 - 1000.08 - 0.250.3 - 0.5
X153CrMoV12, etc.
Cast iron
FC250, FCD400, etc.TH1080 - 1200.1 - 0.50.3 - 0.5
250, 400-15S, etc.

GUIDELINES FO R SELECTING DEPTH O F CUT AND FEED

16 Workpiece material: Carbon steel (JIS S55C) Insert grade: UX30 14 Machine power: ø10 ~ ø16: 7.5 kW 12 ø20 ~ ø30: 22.5 kW ø16 No. of revolutions: ø10 ~ ø16: 2000 min-1 10 ø20 ø20 ~ ø30: 1500 min -1 8 ø25 ø30 6 ø12 4 ø10 2 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 Feed per tooth: fz (mm/t)