... Welder is basically formed by ultrasonic transducer, booster, horn, shell, and generator. The ultrasonic generator transforms commercial electric into AC ... . In fact, the ultrasonic transducer is a kind of part for energy transformation. It can transform the inputted electric energy into ... that’s what Ultrasonic Crystal-ball fixer do. To melt part of plastic hairpins, stamp strass in, that’s Ultrasonic ...