Sandvik Coromant Machining carbon fibre materials - Manual (Page 43)

Application example
Holemaking: hand drilling in CFRP/AL and CFRP/Ti stack
Facts and demands: •
- Carbon fibre and metal stacks
- Reduced burr on exit
- Good surface finish and dimensions
- Hand held pneumatic machine design
Solutions •
- CMD: drilling of CFRP and metallic stacks
- CMDP: drilling of pre drilled CFRP and metallic stacks
Cutting data •
CFRP/Aluminum CFRP/Titanium
- VC: 118m/min - VC: 20m/min
- fn: 0.05mm/rev - fn: 0.05mm/rev
Benefits: •
- Maintaining hole tolerance
- Good surface finish and minimal exit burr
CMD CMDP
SANDVIK COROMANT USER’S GUIDE - COMPOSITE SOLUTIONS 43