CASS Polymers of Michigan Inc. (Madison Heights, Mich.) has introduced two aluminum-filled urethane tooling boards, DP-1051 HD Die Plank and PP-1052 HD Pattern Plank. These hard, high-density planks are designed for intricate, high-definition cuts. Other features include good dimensional stability, good wear resistance, ease of machining, no grain, and low dust when machining. The planks are a more filled version of the manufacturer’s original DP-1051 Die Plank and PP-1052 Pattern Plank. DP-1051 HD Die Plank is designed for use in checking and holding fixtures and vacuum-form tools. PP-1052 HD Pattern Plank is designed for core boxes and match plates.