Skip to content
Elma, authorised partner

FAQ

Questions, answered.

The things people ask us most, in plain language.

Yes. They use high-frequency sound waves to create tiny bubbles that scrub dirt and grime off the surface, including from crevices a brush cannot reach. Because nothing scrapes the item, the method suits delicate and complex parts.

You typically use a mixture of water and a special ultrasonic cleaning solution. The solution helps to break down dirt and contaminants. Always check the manufacturer's recommendations for the best results.

Items that are sensitive to water or heat, such as certain types of gemstones (e.g., opals, pearls), some electronics, and objects with loose or delicate parts, should not be cleaned in an ultrasonic cleaner.

While ultrasonic cleaners are effective, they can be expensive and may not be suitable for all materials. Additionally, they require proper maintenance and the right cleaning solutions for optimal performance.

The main hazards are potential damage to sensitive items and the risk of exposure to harmful cleaning solutions. Always use the appropriate cleaning solutions and follow safety guidelines to minimize risks.

No, it's not safe to put your hands in an ultrasonic cleaner while it's running. The sound waves can cause damage to your skin and tissues. Always turn off the machine before handling anything inside the tank.

Yes, you can use tap water, but it's often better to use distilled water with an appropriate cleaning solution for optimal results. Tap water may contain impurities that can affect the cleaning process.

Ultrasonic cleaning is more than just vibration. It uses high-frequency sound waves to create microscopic bubbles that implode, creating a powerful scrubbing action to clean surfaces effectively.

Yes, you can clean gun parts in an ultrasonic cleaner. Make sure to disassemble the gun and use an appropriate cleaning solution designed for firearms. Always dry and lubricate the parts after cleaning to prevent rust.

Yes, you can place small items inside a Ziploc bag filled with cleaning solution, then submerge the bag in the ultrasonic cleaner. This can help keep the tank clean and is useful for cleaning small parts.

Yes, you can clean glasses in an ultrasonic cleaner. Use a mild cleaning solution and ensure that your glasses are suitable for ultrasonic cleaning. Avoid using it on glasses with damaged coatings or delicate frames.

Yes, you can use soapy water, but it's better to use a cleaning solution specifically designed for ultrasonic cleaners. These solutions are formulated to enhance the cleaning process and protect your items.

Yes, most diamond rings can be safely cleaned in an ultrasonic cleaner. However, avoid using it for diamonds with flaws, loose settings, or delicate side stones. Check with your jeweller if you're unsure.

No, ultrasonic cleaners are generally energy-efficient. They typically use less electricity than other cleaning methods, making them an eco-friendly choice for thorough cleaning.

Warm water is usually better for ultrasonic cleaners, as it can enhance the cleaning process. However, avoid using water that is too hot, as it can damage certain items. Always follow the manufacturer's guidelines for the best results.

Still not sure?

Ask us directly, or let the finder suggest a model.