Create the COPPRclay centerpiece according to the manufacturer's instructions. Like most other metal clays, COPPRclay must be fired in a kiln. COPPRclay shrinks approximately 20% from package to finished product.
To create the curve, let the COPPRclay piece dry over a round object before firing.
Clean COPPRClay with water then 0000 steel wool.
UseWin-Ox™ (#86-343) to patina and then polish with Wetordry Polishing paper 1200 grit (#69-257-1200).