Jewelry artist and teacher, Melissa Muir, reviews and demonstrates how to use pancake dies in the the 20-ton Potter USA Hydraulic Press. For more great tips, visit my blog: design.kcjewelb...
It is steel. I don’t use urethane with my pancake dies as they need something solid to provide the pressure. The urethane will “give” and you won’t have the right amount of pressure. So I use steel or aluminum spacers.
