Firing
After it has dried, the PMC object is taken to a specific heat, this drives off whatever moisture remains, then burns away the binder. This goes off as a harmless smoke. At this point the PMC is a fragile porous metallic husk. At higher temperatures the particles melt into one another to form a solid dense metal. Depending on the type of PMC, this can take from 10 minutes to two hours.
Finishing
After firing, the object can be handled like any other silver of gold item. It can be soldered, burnished, buffed, tumbled, plated, etc. to achieve whatever finish you want.
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