High-density foam, light in weight, gives a lot of volume at a low price, the silky-smooth surface is hard to finish well because it is so easily damaged. Very low dent resistance. Cuts easily by hand. For quality, cost-effective dimensional foam letters, use Gatorfoam.
Temporary indoor 3-dimensional letters and signs, great to achieve recessed graphics in concrete signs
Precision board with a silky-smooth surface, lasts10X longer than wood, waterproof, eco-friendly. Will not rot or decompose at any climate changes. Significantly less expensive than 18lb board. Slightly lower abrasion resistance and machine surface finish smoothness.
CNC carved signs - outdoor and indoor, monuments, layup tooling, prototyping, landmark signage, water jet cutting, master models
Wood substitute. Density 18lb is similar to redwood or cedar. A premium extremely smooth precision board, waterproof, weatherproof, lasts 10X longer than wood, with higher abrasion resistance. High level of edge detail.