48 is the example result. Read it using the units and relationship stated below.
Laser Cutting Speed uses spindle speed (rpm), cutting edges / flutes, chip load per tooth (in).
Keeping feed calculations attached to the cutting conditions
For laser cutting speed, the relationship is Result = [Spindle speed (RPM)] × [Cutting edges / flutes] × [Chip load per tooth (in)]. The amount depends on the supplied spindle speed (rpm), cutting edges / flutes, rather than a live market price or a value imported from another record. A machining relationship connects diameter, speed, feed and engagement. It does not choose a safe starting point without the cutter, material and setup. Manufacturer cutting data should provide the process assumptions used in the form.
What the model includes
Result = [Spindle speed (RPM)] × [Cutting edges / flutes] × [Chip load per tooth (in)] Keep millimetres and metres distinct, and record whether feed is per tooth, per revolution or per minute. A correct conversion can still be unsuitable when tool reach, workholding, machine limits or chip evacuation changes. Use the result as a conversion or comparison, then validate the process against the tool guidance and machine capability. This page does not replace a tested setup sheet or account for every cutting condition.
Example with the supplied inputs
Spindle speed (RPM): 6000; Cutting edges / flutes: 2; Chip load per tooth (in): 0.004. Result: 48. The values are illustrative.
Compare one changed input
Cutting edges / flutes changes from 2 to 2.2. The result becomes 52.8. All other inputs remain fixed.
Calculation rule
Result = [Spindle speed (RPM)] × [Cutting edges / flutes] × [Chip load per tooth (in)]
Inputs and output
| Input | Example value | Entry convention |
|---|---|---|
| Spindle speed (RPM) | 6000 | Measure spindle speed (rpm) in the displayed unit. Convert the source measurement before entry if it uses another system; a changed label does not perform a unit conversion. |
| Cutting edges / flutes | 2 | Use the source quantity represented by cutting edges / flutes. Keep the counted population fixed and avoid mixing a unit value with a period total. |
| Chip load per tooth (in) | 0.004 | Use the source quantity represented by chip load per tooth (in). Keep the counted population fixed and avoid mixing a unit value with a period total. |
Output: 48 is the example result. Read it using the units and relationship stated below. Use the formula to distinguish a cash amount, count, percentage or ratio.
How to use the page
Collect the inputs
Gather Spindle speed (RPM), Cutting edges / flutes, Chip load per tooth (in). Use one period and the units shown in the form.
Run the calculation
Enter the values and select the action. The calculation rule above explains how the inputs produce the result.
Compare a scenario
Change Cutting edges / flutes on its own, keeping the other inputs fixed. Read both results before changing another assumption.
Worked example
With the example inputs listed above, the result is 48.
Change Cutting edges / flutes from 2 to 2.2 while keeping every other value fixed. The result becomes 52.8. This comparison isolates that input; it does not forecast how other variables will respond.
Check the stated formula, units and limits before using the result in a decision.
Keep the displayed formula, input units and model scope with the result. Corrections or questions can be sent through the request section on this page.
Content updated: October 11, 2026