An injection molded, threaded cap made from a 3D-printed metal mold insert, right, created on a Mantle P-200 machine. Within reach of you right now are probably five to 10 plastic products, or parts ...

Chris Borge] has made (and revised) many of his own tools using a combination of 3D printing and common hardware, and recently decided to try metal casting. Having created his own tapping arm, he ...

Forbes contributors publish independent expert analyses and insights. An author, speaker, and executive, I explore the world's industries. One of the promises of 3-D printing is that it presents the ...

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 ...