Have you ever played with Rose’s metal? It’s a fusible alloy of bismuth, lead, and tin with a low melting point of around 100 °C. Historically, it’s been used as a solder for cast iron railings and ...

Permanent graphite molds and a knowledgeable metal-casting house can help designers of zinc-aluminum-alloy parts go from art to part in less than six weeks. Competition these days is fierce whether it ...