High-Performance Solid Carbide End Mills • Aluminium
Application Data • Series 4979
Series 4979
Side Milling (A)
and Slotting (B)
A
Material
Group
N
Recommended feed per tooth (fz = mm/th) for side milling (A).
For slotting (B), reduce fz by 20%.
uncoated
B
Cutting Speed — vc
m/min
D1 — Diameter
ap ae ap min max mm 6,0 8,0 10,0 12,0 16,0 18,0 20,0
1 1,5 x D 0,5 x D 1 x D 500 – 2000 fz 0,072 0,096 0,120 0,144 0,192 0,216 0,240
2 1,5 x D 0,5 x D 1 x D 500 – 1500 fz 0,065 0,086 0,108 0,130 0,173 0,194 0,216
3 1,5 x D 0,5 x D 1 x D 500 – 1500 fz 0,050 0,067 0,084 0,101 0,134 0,151 0,168
4 1,5 x D 0,5 x D 1 x D 400 – 750 fz 0,058 0,077 0,096 0,115 0,154 0,173 0,192
5 1,5 x D 0,5 x D 1 x D 250 – 1000 fz 0,065 0,086 0,108 0,130 0,173 0,194 0,216
NOTE: For cutting aluminium with high silicon, TiCN coating is recommended.
Multiply ap for milling machine spindle with ceramic bearings by 0,5.
Above parameters are based on ideal conditions. For smaller taper machining centres, please adjust parameters accordingly on diameters >12mm.
Application Data • Series 49N9
Side Milling (A)
and Slotting (B)
A
Material
Group
N
Recommended feed per tooth (fz = mm/th) for side milling (A).
For slotting (B), reduce fz by 20%.
uncoated
B Cutting Speed — vc
m/min
ap ae ap min
D1 — Diameter
max mm 6,0 8,0 10,0 12,0 16,0 18,0 20,0
1 1 x D 0,5 x D 1 x D 500 – 2000 fz 0,072 0,096 0,120 0,144 0,192 0,216 0,240
2 1 x D 0,5 x D 1 x D 500 – 1500 fz 0,065 0,086 0,108 0,130 0,173 0,194 0,216
3 1 x D 0,5 x D 1 x D 500 – 1500 fz 0,050 0,067 0,084 0,101 0,134 0,151 0,168
4 1 x D 0,5 x D 1 x D 400 – 750 fz 0,058 0,077 0,096 0,115 0,154 0,173 0,192
5 1 x D 0,5 x D 1 x D 250 – 1000 fz 0,065 0,086 0,108 0,130 0,173 0,194 0,216
NOTE: For cutting aluminium with high silicon, TiCN coating is recommended.
Multiply ap for milling machine spindle with ceramic bearings by 0,5.
Above parameters are based on ideal conditions. For smaller taper machining centres, please adjust parameters accordingly on diameters >12mm.
O148
widia.com
Series 49N9