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Learning Center - Resources, inspiration and expert advice on metal clay and jewelry making in silver, gold and bronze
Silver Alloy Clay Products

Silver alloy clay is the latest innovation in metal clay formulas. This clay offers the user the strongest final product, comparable to sterling silver. When fired, it is nearly indistinguishable from a cast object. The silver content of silver alloy clay is 90%.

The Basic Form: Lump
PMC PRO Lump Photo
Lump Form

The basic clay material is called "lump form". It comes in a sealed foil packet and is ready to use. Lump form is used to roll slabs, snakes and to mold or sculpt objects. Lump form can be thinned with water and used as a paste.

PMC PRO Silver Alloy Product Line
PMC PRO Silver Alloy Clay

This product is 90% fine silver and 10% binder by weight. PMC PRO shrinks about 20% of its original size during sintering. Objects made from this version are very strong. PMC PRO can withstand dapping, bending, forming and soldering.

Uses PMC PRO offers the most versatility of any other silver clay type. It is nearly as strong as sterling silver. PMC PRO can be rolled very thin for delicate ring shanks, findings and settings.
Workability PMC PRO has very good working properties and does not dry out as quickly as some other clays. Water can be added to extend the working time when the clay begins to stiffen.
Any object that can withstand the firing temperatures and times of PMC PRO can be embedded and fired in place. Some natural gemstones, lab gems, cubic zirconia and porcelain can be used.
  Temperature Hold Time
Carbon Firing Only 1425F 1 hours
Carbon Firing Only 1425F 2 hours +

PMC PRO Silver Alloy Clay Products

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PMC PRO No-Flake Firing Kit with Carbon by Cool Tools