connecting rod

Workpiece data:

Workpiece:	connecting rod
Material:	GGG 70
Charateristics:	235 - 265 HB
Machine:	Mauser
Tool:	special boring bar
Inserts:	TCGT 110208EN-SF TCC410

Problems / criteria:
- tool life: quantity per cutting edge
- maintaining size tolerances
- surface quality

Result:
+35% quantity per cutting edge

Cutting data:

Vc	290	(m/min)
Ap	0.04	(mm)
f	0.125	(mm)

intermediate drum

Workpiece data:

Workpiece:	intermediate drum
Material:	GG 30
Charateristics:	stable
Machine:	Voest Alpine turn-milling centre
Tool:	CERATIZIT E06.20.R08.TCM 10

Problems / criteria:
- increase of feed rate, at the same time manufacturing tolerances are maintained.
- parallelism: 0.01 to 1.000 mm

Result:
number of pieces reached:
- CERATIZIT: consistently 50 parts
- competitor: max. 20 parts

shaft

Workpiece data:

Workpiece:	shaft
Material:	32CrMoV 12 10
Charateristics:	1200 - 1500 N/mm2
Machine:	MAHO - Graziano
Tool:	SDUCR 2020 K11
Inserts:	DCMT 11T308EN-SF TCM10

Problems / criteria:
- dimensional tolerances h6
- vibrations
- chip evacuations
- surface quality N6

Result:
The combination of chip groove -SF and grade TCM10 resulted in notable improvements of dimensional accuracy and surface quality.

Cutting data:

Vc	220		(m/min)
Ap	1.0 - 1.5		(mm)
f	0.1		(mm)