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.

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 ...

Polymershapes LLC has acquired Patriot Plastics Inc., a distributor of plastic rods, tubes and sheeting in Woburn, Mass. Terms of the deal, announced March 4, were not disclosed. “I've known and ...