Non-contact laser welding offers several advantages when it comes to joining one plastic part to another. It works on the principle of partial transmission which lets a laser’s light travel through ...

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 ...

Lasers have been used to weld together plastic parts for decades, but until recently the technology had one major disadvantage: it could not be used to weld clear polymers. Recently, high-powered ...

Frequent flyers often underestimate how much engineering goes into making sure that the welded components of the aircraft they are boarding stay together. The aluminum-based alloys used for most ...