During the ‘70s, BMW Motorrad’s vicious R100RS enjoyed a fair deal of attention from the press and moto enthusiasts alike. To be fair, that’s no wonder. Not only was this piece of machinery ahead of ...

A guide to producing and selling metal castings through sand casting techniques.

Sand-casting metal parts is a technique that has been around for a very long time, but it can be educational to see the process from start to finish. That’s exactly what [Frederico] shows us with his ...

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 ...