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CNC Feeds & Speeds
CNC Feeds & Speeds

Feed Rate Calculator

Calculate feed rate from RPM, flute count and chip load per tooth.

Two-stage calculation

Basic calculation first. Advanced check second.

Run the simple relationship first, then use the advanced version when the operation needs more variables or machine constraints. The calculators are intentionally stacked, not side by side.

Basic calculation

Basic Feed Rate Calculator

Calculate feed rate from RPM, flute count and chip load per tooth.

Feed Rate Basic

Enter the values you know. The result is calculated in your browser.

Calculation only. Verify toolmaker data, material grade, engagement, machine limits, workholding and actual cutting conditions before production.

Advanced calculation

Advanced Feed Rate Calculator

Use the fuller calculator when the dedicated variables and machine constraints matter.

Feed Rate

Enter the values you know. The result is calculated in your browser.

Calculation only. Verify toolmaker data, material grade, engagement, machine limits, workholding and actual cutting conditions before production.

About this calculation

Calculate feed rate from RPM, flute count and chip load per tooth. The formulas are transparent and the result should be checked against the actual tool and material data.