An understanding of ultrasonic welders helps designers apply this assembly method efficiently. The last two decades have seen substantial improvements in ultrasonic plastic-welding machines.

New York — Medical molders wishing for a clear-on-clear welding solution finally have an answer. Branson Ultrasonics Corp. has teamed with Sono-Tek Corp., which specializes in ultrasonic spray ...

PVC glue is actually a specialized cement that chemically welds pipes together by melting the plastic surfaces. This kind of welding process ... used for hot water lines, you'll need a specialized ...

Weld lines are important to plastic part design as they produce areas that are aesthetically unappealing or have significantly reduced material properties compared to the bulk material.

Unlike the welding of metals, plastics are usually welded without dispensing any additional material into the joint line. A wide range of methods are used today for plastic welding. The difference ...

If your project requires joining two pieces of plastic and need a stronger connection than you'd get with glue you can weld two pieces of plastic together by using a rotary tool to spin a plastic rod.