If you’ve ever wondered how large, hollow plastic structures like tanks and drums are formed, you’re in luck: [Andy] not only fills us in on the details of rotational casting and molding, but he also ...

Rotational molding is noted for big parts such as a 21-ft boat hull and a 21,000-gal tank. By Glenn Beall, Glenn Beall Plastics Ltd. Editor?s note: This article is a sequel to ?Rotational Molding, ...

The worlds of baking and plastics molding may seem miles apart on the surface, but in reality, they actually have a lot in common. In both, we strive for perfection — consistently creating a perfect ...

Arroyo Grande, Calif.-based LightManufacturing Inc., a machine builder and contract manufacturer, has developed a solar rotational molding system that improves performance and portability and could ...