Will an Ultrasonic Cleaner Remove Rust?

Ultrasonic cleaners are innovative cleaning technologies that can be used to clean a variety of items across a range of industries. Many industries rely on ultrasonic cleaners to thoroughly and expertly clean even the most intricate items, removing impurities and other contaminants.


How do ultrasonic cleaners work?

Ultrasonic cleaners work by generating ultrasonic waves in a liquid, typically water. The technology behind ultrasonic cleaners is based on the principle of cavitation. Cavitation is created when ultrasonic waves interact with a liquid, causing the formation of millions of tiny bubbles. These bubbles then implode, creating a powerful cleaning action that can provide an intense clean you can’t achieve from traditional cleaning methods.


What is rust?

Rust is an iron oxide that forms when iron or steel is exposed to oxygen and moisture. Over time, rust can cause serious damage to metal surfaces, often rendering some metals entirely useless once they have been exposed to rust.


Can ultrasonic cleaners remove rust?

Rust is a type of corrosion that can form on metals when they are exposed to oxygen and water. Rust can be difficult to remove, but ultrasonic cleaners can provide an effective solution. The powerful cleaning action of ultrasonic waves can break down rust, making it easier to remove and leaving your item expertly cleaned.

So, the answer is yes, ultrasonic cleaners can be used to remove rust from a variety of metal surfaces. The powerful cleaning action of the ultrasonic waves can break down the rust and remove it from the surface, leaving the metal clean and free of any contaminants.

Other methods to remove rust:

  • Soak in a solution of lemon juice and salt, and then scrub the item.
  • Steel wool and solvents.
  • Some even soak rusty tools in strong acids to remove rust, however, this can be quite dangerous.

While there are other methods that can be used to clean and remove rust, an ultrasonic cleaner offers the best chance at a thorough clean.

Traditional cleaning methods, such as scrubbing with a brush or using chemicals, can damage the surface of the item being cleaned as well as leave behind residual contaminants. Ultrasonic cleaners, on the other hand, provide a gentle cleaning action that won’t damage the item being cleaned but also provides the most effective cleaning.

What can be cleaned in an ultrasonic cleaner?

Ultrasonic cleaners can be used to clean a variety of items, including:

Read our blog for a more enhanced look at what can be cleaned in an ultrasonic cleaner.


At EJ Ultrasonics, we have a selection of different ultrasonic cleaning machines available, designed to suit every use. We have smaller, benchtop ultrasonic cleaners, as well as larger industrial cleaners designed specifically for large engineering parts to assist you with your cleaning tasks and provide the most effective cleaning.

If you’d like to know more about the ultrasonic cleaners we have at EJ Ultrasonics, or have a specific question regarding the cleaning process or about renting an ultrasonic cleaner, please get in touch.