Case Studies: Cylinder Head
Get inspired by Seco Tools advantages by watching the current case studies of Cylinder Head in automotive industry.CUSTOM PCD TOOL:
Material: Aluminium (SMG 16)
Coolant: Water suluble oil
Operation: Valve seat and whirling chamber roughing
Criterion: Tool life
Fixturing: Hydraulic clamping fixture
Tool: Custom Tool for valve seat roughing
Insert 1: CCGT060204F-AL, KX
Insert 2: Custom CW insert
Cutting Data:
| | vc | fz | ap | z |
| Metric | 1000 m/min | 0.15 mm/rev | 2.5 to 3 mm | 1 |
| Inch | 3280 sf/min | 0.006"/rev | 0.098 to 0.118" | 1 |
Results:
- Tool Life = 9600 holes
- Increase tool life through reduction of built-up edge provided by AL insert geometry.
CUSTOM BIFIX® REAMER:
Material: Heat resistant sintered steel & brass alloy
Coolant: Water soluble oil
Operation: Valve seat and guide finishing
Criterion: Straightness, concentricity, surface finish, roundness and run out
Fixturing: Hydraulic clamping fixture
Tool: Custom Qick-Fit reamer with indexable inserts
Insert 1: SOHW060202S, CBN 200
Reamer: PCD reamer Ø 5.00
Cutting Data:
| | vc | fz | ap | z |
| Metric | 100 m/min | 0.15 mm/rev | 0.20 mm | 1 |
| Inch | 330 sf/min | 0.005"/rev | 0.008" | 1 |
Results:
- Tool life = 5000 plunging (CBN)
- Tool life = 150000 holes (PCD Reamer)
- Minimized run out and improved guide straightness and roundness, seat circularity and overall component quality.
CUSTOM PCD REAMER:
Material: Aluminium (SMG 16)
Coolant: Water suluble oil
Operation: Hydraulic pushers reaming
Criterion: H7 tolerance, roundness, cylindricity and surface finish
Fixturing: Hydraulic clamping fixture
Tool: Custom brazed PCD reamer Ø 26 mm
Insert 1: None
Cutting Data:
| | vc | fz | ap | z |
| Metric | 700 m/min | 0.07 mm/tooth | 0.2 mm | 4 |
| Inch | 2295 sf/min | 0.0027"/tooth | 0.008" | 4 |
Results:
- Tool life = 80000 holes
- Improved straightness, roundness and surface finish as well as overall component quality.