1

0,1 0,15

0,1

0,2

C5-PCLNL-45065-12HP

vc 165 m/minCoolant pressure 7 bar

SS2506 (case hardened) 55 HRCCNGA120412-S01030A 7015

Feed fn (mm/rev)

Cut

ting

dept

h a p

(m

m)

2

0,1 0,15

0,1

0,2

vc 165 m/minCoolant pressure 35 bar

C5-PCLNL-45065-12HP

SS2506 (case hardened)CNGA120412-S01030A 7015

Feed fn (mm/rev)

Cut

ting

dept

h a p

(m

m)

0

0,02

0,04

0,06

0,08

0,1

0,12

0,14

0 5 10 15 20 25 30 35 40

Vb,

mm

vc: 200 m/min f: 0,15 mm/rap: 0,15 mmInsert: CNGA120412T01030AWH 7015Holder: C6-PCLNL-45065-12HPWorkpiece mat: RO169 induction -hardened to HRC 60

70bar

Dry

Flank wear - Dry vs HPC 70 bar

Tool contact time, min

Vb

, m

m

Vc: 200 m/minF: 0.15 mm/rAP: 0.15 mmInsert: CNGA120412T01030AWH 7015Holder: C6-PCLNL-45065-12HPWorkpiece mat: RO169 induction – hardened to HRC 60

Dry

70bar

Hard Part turning 60 HRCFlank wear - Dry vs HPC 70 bar

Designation: RO 169

Diameter: 150 mm Length: 450 mm

Chemical composition:

C Si Mn Cr Mo0,85 0,3 0,4 1,8 0,25

Hardness

Workpiece material

Microstructure

Workpiece material