Ultrasonic plastic cutting knife, also known as ultrasonic cutting machine, is a kind of ultrasonic equipment specially used for cutting, and it is one of the important categories of ultrasonic applications
link:https://www.altrasonicautomation.com/automation-ultrasonic-cutting-machine-elaine/ultrasonic-plastic-cutting/handheld-high-effiency-ultrasonic-blade-30khz.html