Metal Melt & Pour: Life of a Casting | Reliance Foundry
A jeweler uses a crucible and blowtorches as a metal melting forge. Types of foundry melting furnaces. Traditionally, cupola and crucible furnaces were the most common ways to forge metals for casting; in the modern day, electric arc and induction furnaces are common. Crucible furnaces. Crucible furnaces are the most basic form of metal furnace.