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Engineering · Calculators
Speed & feed calculator.
Recommended cutting speed (SFM), spindle RPM, and feed rate for common CNC operations. Conservative starting values — adjust for your setup, tool condition, coolant, and depth of cut.
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Related tools & references
Chip load chart→
Recommended feed-per-tooth values this calc draws from.
Material removal rate calculator→
Turn speed and feed into MRR for your cut.
Cycle time estimator→
Estimate run time from feed rate and toolpath length.
Material datasheets→
Machinability notes that drive SFM by alloy.
Coolant ratio calculator→
Mix coolant correctly to support aggressive feeds.
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