Investment casting
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Investment casting is an industrial process based on lost-wax casting, one of the oldest known metal-forming techniques. The term "lost-wax casting" can also refer to modern investment casting process
A wax pattern used to create a jet engine turbine blade
Unveiling the titanium integral space bus satellite by Planetary Resources in February 2014. The sacrificial mould for the investment casting was 3D-printed with integral cable routing and toroidal propellant tank. From left: Peter Diamandis, Chris Lewicki, and Steve Jurvetson.
Casting defect
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A casting defect is an undesired irregularity in a metal casting process. Some defects can be tolerated while others can be repaired, otherwise they must be eliminated. They are broken down into five
Blowhole defect in a cast iron part.