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 ...

Laser welding of plastics is now a convenient and flexible technique that is proving popular for joining automotive parts and medical equipment as well as consumer products. Most people are familiar ...

Figure 1. Various test samples that have been laser welded in an applications lab (a) and a low-density polyethylene fluid container welded with a diode laser system (b). Direct welding of plastics is ...

Introduction The automotive market is continuously evolving, as cars are required to be light and highly fuel-efficient, as ...

The Eastwood kit's Speed Tip uses a heated tip that allows you to push the welding rod through it so it comes out soft and hot on the other end. Other methods include hot-gas welding, which uses hot ...

Thermoplastic films have been used in flexible medical product applications since the 1960s, when plasticized polyvinyl chloride (PVC) blood storage bags replaced glass bottles. 1 In the 1970s, PVC ...

A bolt-on technology to RF welding can seal polar and non-polar plastics such as polyethylene and polypropylene. The technology may be particularly useful for medical device makers that want to ...