LakeShoreCarbide.com
SFM Calculator
To find the Surface Feet Per Minute (SFM), please enter the Diameter of Cutter or Workpiece (if turning), and the RPMs
Required Formulas
SFM = PI x D x RPM / 12
or
SFM = .262 x D x RPM
PI=3.14
SFM
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Diameter
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RPM
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