It’s hard to pin down exactly what tooling board is. Most of the blends are proprietary. It is usually a very dense polyurethane foam, sometimes by itself, sometimes with a fine fiber filler.

The rigid polyurethane foam has been tested and confirmed to be effective, offering customers a material that is long-lasting, sturdy, and meets the requirements for professional craftsmanship. All ...

Plastic foam is one of the most common forms of plastic ... “We would also hope industry would be more willing to get on board, given that the market for this material is just going to continue ...