The customer is machining a steel component made from H13 using a horizontal Okuma L106 lathe with 200 PSI internal coolant.
Tool used: Sandvik indexable drill with two inserts
- Hole diameter = 1.96" (50mm)
- Hole depth = 5.9" (150mm)
- 900 RPM
- 0.002 IPR (0.05 mm/rev)
- 1.8 IPM (45.72 mm/min)
- Cycle time = 3 minutes 17 seconds
- Tool life = 6 holes
- Process required pecking
The customer was unhappy with the long cycle times and short tool life. They needed a better solution to solve these issues.
Allied recommended the Revolution Drill.
Tool used: Revolution Drill holder (item R34X35-40M) with inserts (item OP-05T308-H)
- 1000 RPM
- 0.004 IPR (0.10 mm/rev)
- 4.00 IPM (101.6 mm/min)
- Cycle time = 1 minute 28 seconds
- Tool life = 15 holes
- No pecking required
The Revolution Drill provided good chip formation and could drill the hole without adding time for pecking cycles.
- Eliminated pecking cycles
- 55% savings in process and through-put time
- Nearly 3X the tool life