Bronze Casting

After the ceramic shells have been hollowed out, ingots of bronze are placed into a crucible and melted into a liquid state. The red-hot crucible is hooked to a movable crane and hoisted up to pour the molten bronze into the ceramic shells at 2000 degrees.

bronze facts

When bronze is heated, it tends to become more brittle, and when gradually cooled becomes more malleable, as opposed to iron or steel, which become malleable and elastic at a high temperature and less so at a lower temperature. This is one of the many interesting anomalies of bronze.