Client Soda glass, after grinding with ceria, dead-bond particle

before cleaning

after cleaning

PTC07 Soak at room temperature for 10 minutes

PTC04A 150W 40KHz 4L Ultrasonic vibration for 10 minutes

Only use PTC04A 150W 40KHz 4L ultrasonic vibration for 10 minutes

Only use PTC07

After the client panel glass is ground with ceria, because the particle size of the ceria grinding sand is small this time, it crystallizes on the glass due to heat drying after grinding.