Case Studies: Bearing Cap
Just watch current case studies in automotive industry comparing Bearing Cap.GANG DISC MILLING CUTTER:
Material: Cast iron (SMG 13)
Coolant: Dry
Operation: Bearing cap splitting
Criterion: Tool life
Fixturing: Hydraulic clamping fixture
Tool: Custom gang Disc milling cutter
Insert 1: Special R.H. insert, HX
Reamer: Special L.H. insert, HX
Cutting Data:
| vc | fz | ap | z | k |
| Metric | 120 m/min | 0.09 mm/tooth | 12 mm | 32 | 16 |
| Inch | 395 sf/min | 0.0035"/tooth | 0.472" | 32 | 16 |
Results:
- Tool life = 3500 pcs.
- Elimination of adjusting time through highly accurate fixed pocket cutters.
QUATTROMILL® FACE MILLING CUTTER:
Material: Cast iron (SMG 13)
Coolant: Dry
Operation: Finish face milling
Criterion: Flatness 0.03 mm (0.001 " )
Fixturing: Hydraulic clamping fixture
Tool: R220.53-0125-12-8A
Insert 1: SEEX1204 AFTN M14 MK1500
Insert 2: SEEX1204 ZZTN M14 MK1500 (wiper)
Cutting Data:
| vc | fz | ap | z |
| Metric | 160 m/min | 0.25 mm/tooth | 0.5 mm | 8 |
| Inch | 525 sf/min | 0.010"/tooth | 0.020" | 8 |
Results:
- Tool life = 1200 pcs.
- Overall improvements to surface finish, flatness and part quality.
DOUBLE OCTOMILL™ FACE MILLING CUTTER:
Material: Cast Iron (SMG 13)
Coolant: Dry
Operation: Rough face milling
Criterion: Tool life
Fixturing: Hydraulic clamping fixture
Tool: R220.48-0125-09-08S
Insert 1: ONMF090520ANTN-M14, MK1500
Cutting Data:
| vc | fz | ap | z |
|---|
| Metric | 220 m/min | 0.25 mm/tooth | 3 mm | 8 |
| Inch | 720 sf/min | 0.010"/tooth | 0.118" | 8 |
Results:
- Tool life = 45 min.
- Reduced tool cost via 16 cutting edges per doublesided insert.