... clothes, jewelry, plastic processing, manufacturing, auto industry ultrasonic hand gun (hadle spot) welder is a general designation ... benches to form the automatic ultrasonic equipment.Ultrasonic Handle Welder is basically formed by ultrasonic transducer, booster, horn, ... material, that’s Ultrasonic cutting machine.Major Technical ParametersFrequency: 20kHz ,28 kHz,30 kHz,38 kHz,40 kHzPower: 50W,100W, ...