Prop Slip Calculator

Uses propeller-shaft RPM; negative geometric slip is possible depending on measurement and conditions.

Your workbenchInputs are not stored

Result

Enter your values and run the tool to see your result.

Check the units, enter your values, and run the tool. Results follow the assumptions and method below.

Pitch-based theoretical speedpitch*rpm/60

Geometric slip100*(1-actual/(pitch*rpm/60))