Q I’d like to know more about a material called MDF, which is often mentioned in various projects. Just what is it?
Robert Landis St. Marys, Pennsylvania
A MDF, or medium-density fiberboard, is a manufactured wood product that’s in the same family as particleboard. But unlike particleboard, which is a mixture of wood chips and shavings held together with resin, MDF is much more refined. The finer the material (see photo at right), the tighter it can be compressed to form a denser, stronger panel.
ADVANTAGES. Breaking down wood into a fibrous material has some advantages. First, it has no grain pattern, so humidity has little effect on MDF, making it extremely stable. (Though keep it away from water.) Second, the fine fibers result in a very smooth, flat, and…