1. 0,10,15 0,1 0,2 C5-PCLNL-45065-12HP 1 v c 165 m/min Coolant pressure 7 bar SS2506 (case hardened) 55 HRC CNGA120412-S01030A 7015 Feed f n (mm/rev) Cutting depth a p (mm)

2. 0,10,15 0,1 0,2 v c 165 m/min Coolant pressure 35 bar 2 C5-PCLNL-45065-12HP SS2506 (case hardened) CNGA120412-S01030A 7015 Feed f n (mm/rev) Cutting depth a p (mm)

3. Tool contact time, min Vb, mm Vc: 200 m/min F: 0.15 mm/r AP: 0.15 mm Insert: CNGA120412T01030AWH 7015 Holder: C6-PCLNL-45065-12HP Workpiece mat: RO169 induction – hardened to HRC 60 Dry 70bar Hard Part turning 60 HRC Flank wear - Dry vs HPC 70 bar

4. Designation: RO 169 Diameter: 150 mm Length: 450 mm Chemical composition: Hardness Workpiece material

5. Microstructure Workpiece material