Actually, it seems to be a composite material, not sure if it's plastic. Someone was a bit too heavy for a chair here at work and cracked the seat. It's a $1200.00 chair, so I saved it from the trash.

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 ...

Laser plastic welding has grown in popularity for medical applications because it reliably joins a wide range of materials, including dissimilar materials. At the same time, the process uses no ...