Appears in full slotting and pocketing – especially in titanium. Also common when milling deep cavities and pockets on vertical machines.
- Cutting edge fractures
- Harmful for tool life and security
- Chip jamming
- Evacuate chips effectively by compressed air or copious cutting fluid flow –preferably supplied internally through the tool
- Change cutter position and tool path strategy
- Reduce feed, fz
- Split deep cuts into several passes