The last two decades have seen substantial improvements in ultrasonic plastic-welding machines. Bench-top models feature proportional-valve controls, linear encoders, line-voltage regulation, internal ...

Several techniques are available for joining thermoplastic composites, including resistance welding and ultrasonic welding. While resistance welding uses Joule heating inside an electrically ...

Here’s something that may be of interest to all the reprappers, vacuum formers, and other plastic fabbers out there: ultrasonic welding of plastics. If you’ve ever wanted to join two pieces of plastic ...

Anaheim, Calif. — Ultrasonic welding could save medical manufacturers on operating costs and improved energy efficiency through its use of short bursts of energy verses heat presses. Romanshorn, ...

In the medical applications of ultrasonic imaging, sound waves of high frequency are usually employed to produce in-depth cross-sectional images of internal organs. Special multi-element transducers ...

The Marri Lakshman Reddy Institute of Technology (MLRIT) has established a state-of-the-art non-destructive testing (NDT) and welding laboratory which would equip students with sikks in aerospace, ...