Another major difference between investment and sand casting is the surface finish of the final product. With sand casting, the mold has to be split apart to release the final product.

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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 ...

Many of us have marveled at art installations that feature marbles quietly and ceaselessly tracing out beautiful patterns in sand. [DIY Machines] is here to show us that it’s entirely possible ...

[Peter Wirasnik] has been casting his own aluminum heat sinks. He’s working on capturing the heat from a car’s exhaust system and turning it into electricity, kind of like the candle ge… ...