When to use this calculator
Calculate nominal milling table feed from tooth count, chip load and spindle speed. Use appropriate tooling guidance; chip thinning, engagement and machine limits are not inferred.
Explore the machining feeds, speeds & time calculators for other questions in this topic. For a related calculation, use the Milling Removal Rate Calculator: Estimate nominal metal removal rate for a milling pass.
PUTTING IT INTO PRACTICE
Milling Feed Rate: a worked example
The values below are an illustrative example, not a recommendation. Replace them with measurements or assumptions that match your question.
| Input | Example value |
|---|---|
| Effective cutting teeth (integer) | 4 |
| Entered feed per tooth (mm) | 0.05 |
| Spindle speed (rpm) | 1,000 |
| Result | 200 mm/min |
- Check the input labels and enter the example values above.
- Apply the relationship: Table feed = teeth × feed per tooth × rpm.
- The result is 200 mm/min, rounded for display.
How to interpret your result
Use appropriate tooling guidance; chip thinning, engagement and machine limits are not inferred.
Choose cutting speeds and feeds from suitable tooling and material guidance. These tools translate quantities rather than selecting safe cutting conditions. Effective diameter, engagement, machine limits and setup time need separate attention.
Frequently asked questions
Does the spindle-speed calculation recommend a cutting speed?
No. You supply the cutting speed. The tool converts it and a diameter into revolutions per minute.
When is the milling feed rate calculator useful?
Calculate nominal milling table feed from tooth count, chip load and spindle speed. Use appropriate tooling guidance; chip thinning, engagement and machine limits are not inferred.
How do I use the milling feed rate calculator?
Enter effective cutting teeth (integer), entered feed per tooth (mm), spindle speed (rpm). The result updates automatically. Use the units shown beside each input; the example values illustrate the method.
Which formula does this calculator use?
Table feed = teeth × feed per tooth × rpm.
What should I check before using the result?
Use appropriate tooling guidance; chip thinning, engagement and machine limits are not inferred.
How are results rounded?
Scalar numbers display up to six decimal places, with scientific notation for very large or small values. Text, fraction, date and schedule outputs use the format described on the tool. Intermediate calculations use JavaScript floating-point arithmetic. Keep sensible precision for your measurements.
Further reading
For background on this topic, see Sandvik Coromant: machining formulas and definitions ↗. This is a topic reference, not an external review or endorsement of this tool.
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