Sandvik Coromant Machining carbon fibre materials - Manual (Page 38)

Application example
Holemaking in CFRP
Facts and demands: •
- Fibre rich carbon fibre - Unidirectional
- Minimal splintering of fibres
- Good surface finish and dimensions
- CNC machining centre
Solutions •
- CoroDrill 854 drill point, diameter 6.35mm
- N20C diamond coating
Cutting data •
- VC: 150m/min
- fn: 0.06mm/rev
Benefits: •
- Excellent hole quality with no splintering
- 800 hole tool life
- Good hole production economy
CoroDrill 854
SANDVIK COROMANT USER’S GUIDE - COMPOSITE SOLUTIONS 38