The manufacturer of a flow meter required a cross bore with a defined back chamfer in their workpiece. The difficulty lies in gaining access to the bore's back edge.
Workpiece | flow meter |
Bore diameter | Ø6.0 mm |
Chamfer | at the back bore edge: 0.25 mm x 45° |
Material | SU304 |
Volume | 3,000 bores per month |
For this application HEULE chose their VEX Combi Drill Tool (GH-QO-4002 with replaceable drill insert PS-C2-0600-1T), which is also equipped with a SNAP chamfering blade (GH-QM-30106).
Tool | VEX |
Cutting speed | 1,500 rpm |
Working feed for chamfer | 120 mm/min |
Machine | vertical CNC machin |
The VEX Combi Drill Tool drills the bore and applies the required chamfer to the back of the bore in a single pass.