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Cleaning solutions and chemicals: ultrasonic cleaning fluids

Ultrasonic cleaning fluids do much more than clean or degrease. They can remove limescale, disinfect, protect parts against corrosion, reduce bath foaming and accelerate drying. Choosing the right solution therefore significantly affects the quality, speed and reliability of the entire cleaning process.

Which fluid should
you use in an ultrasonic cleaner?

This is one of the most frequently asked questions about ultrasonic cleaning, but there is no universal answer. Different cleaning agents are suitable for aluminium, steel, electronics, plastics, food-processing applications and heavily contaminated industrial parts.

The right cleaning fluid increases ultrasonic cleaning efficiency, shortens cleaning time and helps protect the cleaned surface. In this article, we explain the different types of ultrasonic cleaning fluids and how to choose the right one.

How are ultrasonic cleaning chemicals used?

For correct equipment operation:

  1. Always follow the manufacturer’s instructions.
  2. Determine the correct type and quantity of cleaning fluid.
  3. Set the temperature according to the cleaning agent manufacturer’s recommendations.

The liquid base is usually water mixed with a specific ultrasonic cleaning agent selected for the material and type of contamination being removed. The concentration must comply with the manufacturer’s instructions to ensure effective and safe cleaning.

Ultrasonic cleaning fluid

Cleaning metals and moulds

Suitable for cleaning metals such as iron and steel, and particularly aluminium, as it contains specific corrosion inhibitors designed for this metal. Important: Not all metals can be cleaned in the same way. Aluminium, alloys, iron and steel each require a different approach. Contact us for expert advice.

Descaling and disinfection

Acidic cleaning agents effectively remove limescale, mineral deposits, rust and oxidation from metal surfaces. They are suitable for descaling, water softening and cleaning ferrous metals, steel, brass and sheet metal. They can also be used for disinfecting cleaning processes in facilities with strict hygiene requirements.

Cleaning electronics

This ultrasonic cleaning fluid is designed for electronic assemblies and components, including motherboards, resistors and other electronic parts, without causing damage when used correctly. It provides a technical solution for immersion-based maintenance and cleaning processes.

Cleaning plastics

Before cleaning plastics, the specific type of material must first be identified. In very general terms, plastics can be divided into virgin and recycled materials. However, many different types of plastic are available, so we recommend consulting us first or having your parts tested in our laboratory.

Anti-foaming agents

This ultrasonic cleaning anti-foaming agent is an industrial silicone-based additive specially formulated to rapidly eliminate all types of foam in industrial cleaning processes. It counteracts foam caused by system aeration in solutions containing surfactants, fats, proteins and other substances.

Food industry

Specially developed products for precision cleaning in environments where hygiene is an absolute priority. They provide powerful descaling action, highly effective disinfection and thorough removal of grease and oil deposits in both general industrial and food-processing applications.

Paint strippers

Highly effective at removing baked enamels, powder coatings, water-based paints and other coatings. Combined with ultrasonic technology, these products penetrate deep into the coating layers, break them down and make them easier to remove. Using the appropriate solution can reduce the cleaning cycle time by up to 20%.

Drying accelerators

Ultrasonic-Hidro is a high-performance water-displacing fluid specifically designed for use as the final step in surface treatment processes. It acts as a rapid dewatering agent, helping remove residual moisture after critical cleaning stages such as rust removal, paint stripping or other surface preparation processes.

Degreasing

An ultrasonic cleaning solution designed to deliver excellent degreasing performance on a wide range of surfaces. It effectively removes grease, oil, stubborn contamination and phosphate coatings, leaving the surface fully prepared for subsequent production or assembly processes.

Passivation solutions

This specialised ultrasonic cleaning solution provides effective temporary corrosion protection for newly treated metal parts. It is ideal for interim storage of parts and components awaiting subsequent assembly or painting, helping preserve their surface condition, quality and essential properties.

How to use an ultrasonic cleaner correctly

To achieve safe, high-quality results, follow these basic guidelines:

  • Always follow the instructions provided by both the equipment and cleaning fluid manufacturers.
  • Select a suitable cleaning agent for the material and type of contamination.
  • Use the recommended concentration.
  • Set the correct bath temperature.
  • Check the condition of the cleaning solution regularly.
  • Do not use fluids that are not intended for ultrasonic cleaning.

The cleaning bath usually consists of water mixed with a specialised ultrasonic cleaning agent. The agent must be selected for the specific application, such as metals, electronics, plastics, food-processing environments or heavily greased industrial parts.

What is ultrasonic cleaning used for?

Ultrasonic cleaning uses high-frequency sound waves transmitted through a liquid. The items to be cleaned are placed in a tank filled with a cleaning solution. The ultrasonic waves create a phenomenon known as cavitation—microscopic bubbles that release energy as they implode, helping remove contamination even from hard-to-reach areas.

This makes ultrasonic cleaning suitable for parts with complex surfaces, cavities, threads, channels and fine structural details.

Know which equipment
you need? Request
a no-obligation quote.

With our team, you have access not only to top-quality TierraTech® ultrasonic cleaning equipment, but also to experienced specialists who will help you select the most suitable solution. Please provide a few basic details, and we will get back to you promptly.

TierraTech, s.r.o.