Case Studies
Motor Spindles
E4000 Series
♯ Special Purpose Machine
♯ Grinding
♯ Stainless
♯ Automotive
♯ φ10.1～φ20.0
φ15mm Internal Grinding (SUS420)
Product： BMS-4020-MQL
Spindle O.D.：φ40mm
- Product Series
- E4000
- Product
- BMS-4020-MQL
- Spindle O.D.
- φ40mm
- Tools
- NAKANISHI 14880 CBN Grindstone φ15×6t #180
φ0.7×2Hole as penetration oil hole was added. - Work
- Stainless（SUS420） I.D. φ19×Depth 20㎜
- Processing
- Internal Grinding（Helical Processing）
- Coolant
- Non-water-soluble cutting oil (1.0MPa) Internal coolant
- Drilling Condition
- Cutting Speed : 942m/min
Spindle Speed : 20,000min-1
Helical Processing Pitch : 0.5mm
E4000 Controller : One load meter lighting（continuous duty area）
Point
Good Effects by Internal Coolant System.
* Discharge of cutting dust
* Prevention of blocking
* The finish is good
* Improvement of the tool life
