Application example – Sandvik Coromant Machining carbon fibre materials User Manual
Page 41

Application example
Holemaking in CFRP/Ti stack
Facts and demands:
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Carbon fibre and titanium stack
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Reduced burr on exit
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Good surface finish and dimensions
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Pneumatic power feed machine
Solutions
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Sandvik Coromant - Precorp drill solution
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86PT point geometry diameter 9.525mm
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CD10 diamond tipped drill
Cutting data
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VC: 12m/min
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fn: 0.05mm/rev
Benefits:
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Excellent hole quality with stable dimension
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Stable manufacturing with 90 hole tool life
CoroDrill 86PT
SANDVIK COROMANT USER’S GUIDE - COMPOSITE SOLUTIONS
41