Wednesday, February 20, 2019

How to Select the Best Ultrasonic Generator for Your Cleaning Applications

Among all the components of an ultrasonic cleaning system (generators, transducers, and a cleaning tank), it is the ultrasonic generator that determines its main characteristic of the system. Therefore, choosing the right ultrasonic generator is essential for obtaining the specified performance desired. The generator needs to have the right operating specifications and capabilities required for the cleaning application. In addition, the transducers and tank size have to match the generator as well. If the right generator is not selected, the system may work more slowly than expected or may not clean completely.

 Selecting the power of the ultrasonic generator depends on the size of the parts being cleaned. The parts must fit inside the cleaning tank and be submerged in the cleaning solution. The tank size, in turn, determines how much power is required to fill the tank evenly with ultrasonic waves.

The generator frequency determines the intensity of the ultrasonic cleaning action. A low frequency creates large cavitation bubbles that deliver robust scrubbing and cleaning action (appropriate for cleaning parts made of hard materials). A high frequency, on the other hand, creates smaller cavitation bubbles that deliver gentle cleaning action (appropriate for cleaning more delicate parts). An ultrasonic generator should be selected that produces the corresponding frequency, multiple frequencies or a frequency range that is needed for the specific cleaning application.

 Kaijo’s Quava high power ultrasonic generator, for instance, delivers up to 1200 W power and is configurable to 10 frequencies which range from 26 kHz to 950 kHz. This generator is ideal for cleaning parts ranging from metal engine components encrusted with oil, grease, and deposits to delicate circuit boards or optical components.

The Phenix Hyper ultrasonic cleaning generator provides a standard sweep mode or in a special hyper mode to improve cleaning performance. Hyper mode allows ultrasonic energy produced by the generator to fill the cleaning tank evenly. This provides optimum cleaning for many kinds of parts, even those with complex shapes, quickly and completely. This ultrasonic cleaning generator operates at 78 kHz with 1200 Watts of power and has an auto-tuning function that keeps the frequency adjusted when operating conditions change.


For more details read the complete article “How to Select the Best Ultrasonic Generator for Your Cleaning Applications”. If you have questions, want a free consultation, or quote, contact Kaijo at 408–675–5575 or email info@kaijo-shibuya.com.

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