Making silicone molds seems easy, but there are a lot of missteps to be made along the way that can mean the difference between a great, reusable mold, and one that’s a sad waste of silicone. If ...

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 ...

Gravity casting aluminum in permanent molds beats conventional sand and pressure die casting. Today, gravity-fed permanent metal molds can produce near-net-shape parts from a variety of aluminum ...

For decades, workers at Wilton Armetale have been ladling white-hot molten metal into sand molds to cast the company's renowned kitchenware at its Mount Joy foundry. This summer, the company is ...

I made a catalyzed silicone rubber mold using a Coyote Skull and then poured a molten metal alloy made out of tin and bismuth. The result is a 5lbs solid metal skull doorknocker. Parts of the coyote ...