Does the ultrasonic cleaner damage the workpiece?
Ultrasonic cleaning is not recommended to be used in the following gem: Pearl, jade, opal, tanzanite, malachite, turquoise, lapis lazuli and coral
The most careful consideration for safety should be the choice of cleaning fluid. The potential damage of the cleaning solution to certain workpiece surfaces may increase due to the use of ultrasound
Sonic cleaning is safe for most workpieces. The energy produced by the implosion of thousands of bubbles per second is enormous, but the energy is concentrated in extremely small areas, so the whole cleaning process is safe
