Materials available:

1. REN Board -There are over 15 varieties of modeling boards available. They range in density from 15.5 lbs/ft3 to 112 lbs/ft3
REN Material Properties.pdf

2. MDF Board - Medium Density Fiberboard. An inexpensive modeling material more suited for parts with heavier walls.

3. Foam Board - Available in 6, 10, 15 and 20 pound densities. 

Material Specifications.pdf

4. Machinable wax - available up to 48 x 24 x 8 inches

5. Pattern Lumber - For pattern shop tooling. Available in Pine, Mahogany and Jelutong

6. Fiber Laminate - A phenolic resin and wood fiber laminate. Available in thicknesses from 1/4" to 3 inches.