A sand mould being formed around a pattern ... rather than a labour-intensive individual task. The metals used for die-casting are the lower temperature ones such as aluminium, zinc, and their ...

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 ...

Watch as molten aluminum is poured into a carefully designed sand mold, shaping the sole plate ... People who are 'emotionally immature' always use these 12 phrases, say communication experts ...