A sand mould being formed around a pattern. Lukas Stavek, CC BY-SA 3.0 . What we all understood as casting in our conversation was sand casting. Sand is packed around a pattern of the piece to be ...

Seems like most of the metal casting projects we feature are aluminum in sand molds, though, so it’s refreshing to see a casting project using silicone molds to cast low-melting point metals.

Rapid prototyping uses three-dimensional (3D) computer aided design to quickly fabricate a part or, alternatively, a sand mold for casting a part from metal. Currently there are many limitations with ...