Sandvik Coromant Machining carbon fibre materials - Manual (Page 62)

Machining strategies
Problem Solution
Delamination
Splintering
Poor tool life
Poor quality on a coated material
Disparity of quality on entry and exit
Reduce feed rate •
Consider a change in geometry •
Consider a more positive geometry •
Increase speed •
Increase feed rate •
Consider a different grade •
Consider a less positive geometry •
Consider drilling from the opposite side •
Consider variable feed rate •
SANDVIK COROMANT USER’S GUIDE - COMPOSITE SOLUTIONS 62