Ultdrasonic Spot Plastic Welder 1.horn made of titanium 2.precision welding 3.stable power output 4.durable life, quality Ultrasonic Spot Plastic Welder1 ... can be used to insert, stake, stud weld, degate, and spot weld thermoplastics as well as seal, slit, and laminate thermoplastic ... can be easily integrated into automated systems. Split type Ultdrasonic Spot Plastic Welder