We all know the basics of how metal casting works ... What we all understood as casting in our conversation was sand casting. Sand is packed around a pattern of the piece to be cast, and then ...

and filed down to improve the surface finish from the sand casting process. It’s then polished up to a nice shine and hung on the wall. [Brian] does a great job of explaining the basics of what ...

One way of doing this is to use rapid prototyping technologies. Rapid prototyping uses three-dimensional (3D) computer aided design to quickly fabricate a part or, alternatively, a sand mold for ...