... resistance.Institut Teknologi Bandung13ULTRASONIC WELDING ULTRASONIC WELDING Institut Teknologi Bandung14Ultrasonic Welding (USW)Ultrasonic Welding (USW)In ultrasonic welding (USW), the faying surfaces ... ultrasonic welding is different from that for metals, and melting takes place at the interface, because of their much lower melting temperatures.Institut Teknologi Bandung19 Solid State Welding Solid ... Welding Solid State Welding ProcessesProcessesIr. Tri Prakosa, M. Eng.Proses Manufaktur II, Januari 2010 1Ultrasonic Welding (USW)Ultrasonic Welding (USW)The ultrasonic welding process...