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By Editor in Balancing —

Balance Tolerance Calculator

Interactive tool. Allowable residual unbalance for single-plane rotors under API 4W/N or ISO 21940-11 G-grades, with the allowable unbalance mass at your radius and the rotating force at speed. US and SI units.

This calculator returns the allowable residual unbalance for single-plane rotors under API 4W/N or ISO 21940-11 G-grades, with the allowable unbalance mass at your radius and the rotating force at speed, in US or SI units. Companion tool to Single-Plane Balancing: The Fundamentals.

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