Feeds and Speeds Calculator
Calculate spindle speed (RPM) and feed rate (IPM) for milling.
Tool Diameter (inches)
Cutting Speed (SFM)
Aluminum - 100 SFM
Mild Steel - 80 SFM
Stainless Steel - 50 SFM
Plastic - 200 SFM
Wood - 300 SFM
Number of Flutes
Chipload (IPT)
Fine Finish - 0.001 IPT
General - 0.003 IPT
Roughing - 0.005 IPT
Calculate
Results