... jewelry, plastic processing, manufactu asonic spot hot fix handle welder is a general designation for all ultrasonic welding ... on benches to form the automatic ultrasonic equipment.Ultrasonic Handle Welder is basically formed by ultrasonic transducer, booster, ... ,100W,200W,300W,500WPower Adjusting: Step or continuousSwitch: handle or foot switchWorking time control: 0-999secondsHorn sonotrode Diameter ...