Acer e-mill 3VS - Tables for Material Cutting Information

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7-11. Tables for Material Cutting Information
GENERAL SPEED RECOMMENDATIONS
Feet Per Minute
Material to be Cut
Rough
Cut
Rough
and
Finish
Light and
Finish
Cut
Cast Iron - Soft (Under 200 Brinnell)
70
80-90
120
Cast Iron - Med (200-300 Brinnell)
55
60-70
90
Cast Iron - Hard (Over 300 Brinnell)
40
50-60
70
Steel (Chrome Nickel 40 -45 Shore)
30
40
50
Steel (Stainless)
60
80
90
Steel (Low Carbon)
80
90
140
Steel (High Carbon)
40
50
70
Bronze (Medium)
90
120
150
Bronze (Hard)
65
90
130
Brass (Hard)
100
150
200
Copper
150
200
300
Duraluminum
400
600
Aluminum
600
1000