Case Studies
Motor Spindles
E4000 Series
♯ Special Purpose Machine
♯ Drilling
♯ Steel
♯ Automotive
φ3.2㎜ Drilling (SCM435)
Product： BMS-4020
Spindle O.D.：φ40mm
- Product Series
- E4000
- Product
- BMS-4020
- Spindle O.D.
- φ40mm
- Tools
- IWATA TOOL Carbide SP Center 90SPC 2.0×6CB
Nachi φ3.2 Carbide Drill AQDSφ3.2 - Work
- SCM435 unhardened steel
- Drilling
- φ3.2×11L Drilling through hole /overhang 22㎜
- Coolant
- Non-water-soluble cutting oil
Drilling Condition
| IWATA/NACHI | NAKANISHI | |
|---|---|---|
| Cutting Speed [m/min] | 60 | 90 |
| Spindle Speed [min-1] | 6,000 | 9,000 |
| Feed Rate [mm/rev] | 0.083 | 0.08 |
| Feed [mm/min] | 500 | 720 |
| Step Feed | － | 7.0/13.0 |
| E4000 Controller load meter | － | 4 load meter lighting （acceptable intermittent load） |
Comparison result
Spindle Speed[min-1] 1.5times、Feed[mm/min] 1.4times
