Case Studies: Cylinder Block
Get inspired by Seco Tools advantages by watching the current case studies of Cylinder Block in automotive industry.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 ONMF090520ANTN-M14, MK1500
Cutting Data:
| vc | fz | ap | ae | z |
| Metric | 220 m/min | 0.25 mm/rev | 4 mm | 90 mm | 8 |
| Inch | 720 sf/min | 0.010"/rev | 0.157" | 3.54" | 8 |
Results:
- Tool life = 45 min.
- 20% increase to tool life.
CUSTOM BORING BAR WITH CBN INSERTS:
Material: Cast iron (SMG 13)
Coolant: Water soluble oil
Operation: Cylinder bore roughing
Criterion: Tool life
Fixturing: Hydraulic clamping fixture
Tool: Custom multitooth boring bar Ø 133 mm
Insert 1: SNMN090312 S, CBN300
Cutting Data:
| vc | fz | ap | ae | z | k |
Metric | 660 m/min | 0.17 mm/rev | 4.6 mm, 3 passes | 225 mm stroke | 6 | 3 |
| | 1st pass | 2.6 mm, | 2nd and 3rd | passes 1 mm | | |
| | 1st pass | 0.102", | 2nd and 3rd | passes 0.039" | | |
| Inch | 2165 sf/min | 0.007"/rev | 0.181", 3 passes | 8.86“ stroke | 6 | 3 |
Results:
- Tool life = 400 bores
- Reduction to cycle time via roughing grade CBN300 combined with stepped boring bar.
PERFOMAX® DRILL:
Material: Cast Iron (SMG 13)
Coolant: Water soluble oil
Operation: Drilling and chamfering one hole 30 mm deep
Criterion: Tool life
Fixturing: Hydraulic clamping fixture
Tool: Custom Perfomax chamfer drill Ø 16.8
Insert 1: SCGX050204-P2, DP2000
Insert 2: SPGX0502-C1, T400D
Cutting Data:
| vc | fz | ap | ae | z | k |
| Metric | 240 m/min | 0.12.mm/rev | 16.8 mm | stroke = 30 mm | 3 | 1 |
| Inch | 785 sf/min | 0.005"/rev | 0.661" | stroke = 1.181" | 3 | 1 |
Results:
- Tool life = 600 pcs.
- New Duratomic® grade has improved tool life by 25%.
