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 ...

[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 ...

Improper operation may damage the quality of the sand making machine and reduce the service life of the sand making machine. Here are the precautions for operation, maintenance of the sand making ...