Technology

DRB230 Tough-Pitch Copper Comparison of tool life

Work size 11×40(mm)(Cutting depth 15.2mm)

Material : Tough-Pitch Copper
Cutting time : 1hr 45min (1pc)

Tool

DRB230
R0.5×4


●Long neck ball end mill specialized for machining copper alloy.
●Sharp edge shearing ability and DLC coating realized high quality and stable a long life machining.
●Machining copper tungsten electrodes is also effective.


Cutting condition

Process Roughing Semi-finishing Finishing
Tool DRB230
R0.5×4
Spindle speed
(min-1)
40,000 30,000
Feed
(mm/min)
2,400 2,000 1,500
Depth of cut
ap×ae(mm)
0.2×0.4 0.05×0.05 0.03×0.03
Stock
(mm)
0.07 0.03 -
Coolant Water-insoluble fluid
Cutting time 55min 50min

Comment

By using same tool size to compare tool wear and surface roughness with conventional products.
In this machining, DRB230 approximated 6 to 7 times tool life comparing to conventional products.
Machining from roughness to finishing by using 1 end mill.

Comparison of tool wear

For image point, please see the graph below.

Condition of edge profile

Comparison of roughness

Related Movie

DRB230-- Curved Surface Electrode Sample