Special tools for customer applications 2019
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Aircraft components<br />
Drilling and countersinking tool with interchangeable inserts /<br />
Teeth = 1<br />
Insert diameter µm-accurate adjustable<br />
1<br />
BY HOLLFELDER GÜHRING<br />
Requirements<br />
Machining of rivet holes<br />
Burr-free transition from holes to chamfer<br />
Solution<br />
Drilling and countersinking tool with interchangeable inserts / Teeth = 1<br />
Insert diameter µm-accurate adjustable<br />
Cutting data<br />
Material (DIN) CFK / titanium<br />
Cutting grade<br />
PCD<br />
Cutting speed m/min 380<br />
Feed rate per tooth mm 0.11<br />
Cutting depth mm into solid<br />
Result<br />
High quality of chamfer or transition thanks to PCD cutting insert<br />
High concentricity accuracy of the solid carbide drill due to use of hydraulic chuck<br />
Customer benefits<br />
High process reliability<br />
Low costs per component<br />
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