[Chris Borge] has made (and revised) many of his own tools using a combination of 3D printing and common hardware, and recently decided to try metal casting. Having created his own tapping arm, he ...

Chemically bonded and green sand cores and molds (coated or uncoated) are a key part of metal casting technology. Their behavior, when contacting molten metal during casting, is of crucial importance ...

There exists a need for ever more accurate parts and products to be created, and to be created quickly and efficiently. One way of doing this is to use rapid prototyping technologies. Rapid ...

Sand-casting metal parts is a technique that has been around for a very long time, but it can be educational to see the process from start to finish. That’s exactly what [Frederico] shows us with his ...

Pouring molten metal into three-dimensional molds to make metal parts is the basis behind both sand and investment casting. But there are significant differences between these two methods. In sand ...

This file type includes high-resolution graphics and schematics when applicable. Sand casting and investment casting are methods of creating metal parts by pouring molten metal into three-dimensional ...

SPRINGFIELD -- In Roman mythology, the sea god Neptune carried a trident. In modern-day Springfield's North End, a new robot playfully nicknamed by his new owners in Neptune's honor is carrying ...