Typical Utilizes: to provide a concrete mass, for base-mounted centrifugal pumps, that prevents differential motion amongst driving and pushed users, related by a flex travel; to lessen the big vibration amplitude (unbalanced forces) found in air compressors and vacuum pumps; to decrease the middle of gravity of tall, slender units; https://pump-inertia-base03468.azzablog.com/39864084/an-unbiased-view-of-best-inertia-base-for-hvac-chillers-and-pumps