The Ultraweld L20 system offers the following features: A precision roller bearing slide to assure smooth operation and extreme accuracy A dynamic spring with preload adjustment to permit ramping of ultrasonic power for o......The Ultraweld L20 system offers the following features: A precision roller bearing slide to assure smooth operation and extreme accuracy A dynamic spring with preload adjustment to permit ramping of ultrasonic power for optimum welds Precise adjustments for accurate setting of both upper and lower positive stops Conveniently located flow controls offering easy adjustment of head speed in both directions A polar mounted ultrasonic stack to facilitate linear and axial setup and efficient transmission of ultrasonic energy to the horn Titanium horns with low cost replaceable tips or solid tool steel horns for fast setup and minimum tooling cost Fixturing which is changed quickly and easily for various applications by means of a dovetail mounting Optional vortex cooling to allow high-speed operation without heat buildup Ultraweld® L20 - 20 kHz Welding System rugged and easily tooled for a wide range of nonferrous welding applications