Routable Materials:

Solid Wood:
Cottonwood, Pine, Redwood, Ash, Oak, Beech, Birch, Cherry, Mahogany, Hard maple, Poplar, Teak, Walnut, Hickory, Purple Heart, Leopardwood, Tigerwood, Cocobolo, Bloodwood, Alder, Aspen, Basswood, Beech, Yellow Birch, Cypress, Red Elm, Gum, Hackberry, Pecan, Pacific Coast maple, Red Oak, Sassafras, Sycamore, Black Walnut, White Oak, Willow, African Padauk, Bolivian Rosewood, Hondura Mahogany, Wenge, Spanish Cedar.

Soft Wood:
Pine, Soft Maple, Fir, Spruce, Hemlock, Cedar, Redwood.

Composite Wood:
OSB, MDF, LDF, Melamine, Particle Board, Plywood, Masonite.

Plastic:
ABS, Polycarbonate, Polyethylene, PVC, Polypropylene, Polystyrene, Cast and Extruded Acrylic, HDPE, UHMW, Marine PVC, Lexan, Phenolic, Sintra, Nylon, Lucite, Solid Surface Materials, Luan, PET, Acetate, VHMW, Mica.

Foam:
EVA, Precision Board, Sign Foam, Polystyrene, Polyethylene, Styramfoam, Polyurethane, Foam Rubber, Silicone Rubber, Urethane.

Metal:
Aluminum, Brass, Copper, Bronze, Mild Steel, Stainless, Honeycomb Aluminum.

Other:
Machinable Wax, Ren Board,  Vinyl Coated Panels, Gypsum,  Butter Board,  Fiberglass, Magnetic Rubber Mats, Composites, Leather, Mother-of-Pearl, Wood Veneers,  G10, Delrin, Mat Board, Rubber, Modeling Clay