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 ...

Extrusion specialist Intek Plastics LLC is adding injection molding and prototyping with the acquisition of Eau Claire, ...

Description: Our in-house pattern and model shop constructs tools using urethane, sand, wood and plaster used to produce cast and molded prototypes. We also have a rapid spin casting machine that ...

With the core loaded into the mold, urethane resin is poured in through the top until all the empty space is filled. But you’re not done yet. All those little air bubbles in the resin need to be ...