Pouring molten metal into three-dimensional molds to make metal parts is the basis behind both sand and investment casting. But there are significant differences between these two methods. In sand ...

Sand casting and investment casting are methods of creating metal parts by pouring molten metal into three-dimensional molds. Although methods are thousands of years old, both have been refined over ...

Before production of Boeing’s 737 MAX was halted and the aircraft type grounded, aerospace manufacturing had only one real bogeyman: investment casting, the metal-forming for engine blades and other ...