Prometheus® Jewellers Greenish Yellow Bronze Clay

Prometheus® PGY® is a metallic clay that transforms into a pure, greenish-yellow bronze after firing. This distinctive color offers a warm and striking alternative to traditional hues, ideal for artistic jewelry and unique decorative pieces.

Composition

PGY® is a homogeneous mixture of:

• Micrometric bronze powder

• Organic binder

• Purified water

Thanks to this formula, it is hand-moldable, rollable, textured, and even suitable for potter's wheel techniques.

Compatibility

You can integrate it with:

• Cubic Zirconia and Other Lab-Created Stones

• Previously tested natural stones

• Glass, ceramic and porcelain beads

• Other Prometheus® metal clays, which allow you to create multi-colored pieces with surprising finishes

Cooking Process (2 Steps)

Before firing large pieces, it's recommended to test with a small sample to verify your kiln reaches the proper temperature. If necessary, adjust the final temperature by ±5% depending on the result.

Step 1: Removing the binder

1. Place the dried piece(s) on a stainless steel rack.

2. Place in a cold oven.

3. Raise the temperature to 500°C / 932°F .

4. Cook for 15 minutes .

5. Remove and let cool on a heat-resistant surface.

Step 2: Cooking on activated charcoal

1. Add 3 cm of activated charcoal to the bottom of a steel container.

2. Place the pieces at least 1.5 cm apart .

3. Cover completely with more charcoal and cover the container.

4. Place in a preheated oven at 800°C / 1470°F .

5. Cook for 1 hour .

6. Cool inside the oven or carefully remove for external cooling.

Finish

After cooking:

• Gently brush the surface

• If you notice fresnile (oxidation) , immerse the piece in a hot pickling solution

• Finally, polish to obtain the desired shine.