Sandvik Coromant Heat resistant super alloys - Manual (Page 103)

101
Feature Slotting
Method Trochoidal milling
Material Inconel 718
Cutter R216.24-08050 EAK19P
1620
Cutter diameter, D
c
8 mm
Number of teeth, z
n
4
Cutting speed, v
c
75 m/min
Spindle speed, n 3000 r/min
Table feed, v
f
200 mm/min
Feed per tooth, f
z
0.05 mm
Depth of axial cut, a
p
8 mm
Depth of radial pitch, w 0.67 mm
Time 5.64 min
Metal removal rate, Q 1.0 cm 3 /min
Feature Blisk machining
Roughing Finishing
Method Plunge milling Point milling
Material Inconel 718 Inconel 718
Cutter R230.24-16000-AP096H1 Special conical
Xceed (Gannet cutter) ball nose end mill
Cutter diameter, D
c
16 mm 7 mm
Number of teeth, z
n
4 4
Cutting speed, v
c
50 m/min 75 m/min
Spindle speed, n 995 r/min 3410 r/min
Table feed, v
f
60 mm/min 546 mm/min
Feed per tooth, f
z
0.015 mm 0.04 mm
Depth of axial cut, a
p
4.8 mm 0.23 mm
Depth of radial pitch, w 16 mm 0.5 mm
Metal removal rate, Q 28 cm 3 /min –