We’ve seen a few other methods of welding plastic. One used a tool much like a soldering iron, the other depends on ultrasonic waves and clamping pressure.

On cooling, the plastic hardens again to create a cohesive ... and are currently usually joined by hot plate, vibration or ultrasonic welding. However, the advantages of the new hybrid welding ...

To overcome this, [Scorch] has applied an easy plastic welding technique that works with both ABS and PLA. All you need is a rotary tool. “Friction welding” is the process of rubbing two ...