but the strength comes from the polyurethane. Mold-making is one of the killer apps of 3D printing. We’ve seen 3D prints used as molds for spin-casting hollow parts, and used as a sacrificial ...
The second half of the process is 3D printing the wheels to which the ... which gives [Design/Forge] the space to pour in the pigmented polyurethane rubber. The attentive viewer will note that ...