Learn how to create durable and flexible molds using castable polyurethane. This step-by-step guide will show you how to mix, pour, and demold liquid polyurethane for your DIY projects.

The next approach was to make a mold with the 3D printer and pour the chosen polyurethane resin in, but a simple hollow mold didn’t work because the polyurethane heats as it cures. The combined ...

The outside diameter of the printed wheel is slightly smaller than the inside diameter of the mold, which gives [Design/Forge] the space to pour in the pigmented polyurethane rubber. The attentive ...