Yes, ultrasonic cleaning can help remove rust, as long as it’s paired with a compatible rust-removal chemistry and suitable process conditions. It can’t bring back metal that corrosion has already eaten away, so a pitted part will still be pitted when it comes out clean. If you’re wondering will an ultrasonic cleaner remove rust

The right industrial ultrasonic cleaner is the one specified around your parts, your contaminants, and your production volume, not the one with the most features or the lowest quoted price. Buying the wrong system is expensive twice: once at purchase, and again in rework, downtime, or a replacement system once the first one can't