[Fran] shows us how to build a plastic friction ... The tip of the friction welder is a styrene rod. If it’s spun fast enough the friction will cause the material to heat to the melting point ...

The Allturn plastic welder comes in a useful case with a utility knife, snips, 800 staples, and an assortment of plastic ...

often HDPE or plastic #2. Trim a piece of it a tad larger than your unprotected board, and find a way to hold it in place so you can blast it with a heat gun. When we try this at one of our ...