Indexable Tools Tooling by DIJET Under Cutter DuMTyPE ■ RECOMMENDED CUTTING CONDITIONS Tool dia. Work Materials Cast iron(FC, FCD) Die stee(l SKD) φDc (mm) Max. depth of cutCutting conditions(mm)ap=1Dc,ae=1mmap=1Dc,ae=2mmap=1Dc,ae=1mmap=1Dc,ae=2mm n (min–1) 1,000 — 900 — 25 vf (min/min) 350 — 270 — n (min–1) 800 650 600 — 32 vf (min/min) 300 170 170 — n (min–1) 700 570 620 530 36 vf (min/min) 280 150 190 110 n (min–1) 800 640 720 560 40 vf (min/min) 450 290 350 200 n (min–1) 700 570 640 510 50 vf (min/min) 420 280 350 220 n: Spindle speed, Vf: Feed speed, ap: Axial depth of cut, ae: Radial depth of cut C216