Black Rhodium Electrolyte DK 20, 100ml (UN 3264)

Description

Premium Black Rhodium Electroplating Solution for Jewellery & Metalwork

Achieve an elegant anthracite-black rhodium finish with Heimerle + Meule Black Rhodium Electrolyte DK 20. Specially formulated for decorative electroplating, this solution produces a bright, high-shine black rhodium layer with superior adhesion and durability. With a precious metal content of 20 g Rh/l and 99.9% purity, this high-quality plating bath delivers a brilliant black-silver effect, perfect for fine jewellery, watches, and artistic metal designs.

Developed by industry specialists in Germany, this electroplating bath ensures consistent results when applied correctly. Additional pre-treatment and post-plating processes are required for optimal performance, and it is essential to follow the safety and technical guidelines outlined in the data sheet.

⚠ Important Notice: The product has a best-before date of 09/2017. Electrolytes degrade over time, which may affect plating performance, adhesion, and brightness. Testing before use is strongly recommended.

Why Choose DK 20 Black Rhodium Electrolyte?

✔ Brilliant Anthracite-Black Finish – Achieves a highly reflective, metallic black-silver rhodium layer.
✔ High-Purity Rhodium (99.9%) – Ensures exceptional clarity, durability, and premium-quality plating.
✔ Superior Hardness & Density – Provides a protective, wear-resistant layer with a hardness of 600-800 HV.
✔ Designed for Decorative Electroplating – Ideal for jewellery, watches, luxury accessories, and artistic metalwork.
✔ Made in Germany by Heimerle + Meule – A leading manufacturer in precious metal electroplating solutions.
✔ Works on Various Metal Surfaces – Compatible with gold, silver, platinum, and other conductive base metals.

How to Use DK 20 Black Rhodium Electrolyte

1. Surface Preparation – Thoroughly clean, polish, and activate the metal surface for optimal adhesion.
2. Electroplating Setup – Use a suitable anode and current settings (refer to the manufacturer’s guidelines).
3. Controlled Plating Process – Immerse the workpiece and plate under controlled conditions to achieve an even, brilliant finish.
4. Post-Plating Treatment – Follow recommended rinsing and drying steps to enhance longevity and shine.

• Voltage: 2 – 2.5 V
• Bath temperature: 20-30°C (room temperature)
• Time: approximately 2 minutes

Movement via an agitator is not required, but the jig holding pieces should be tapped from time to time for light movement.

⚠ Read the Safety Data Sheet (SDS) before use to ensure proper handling and safety precautions.

Ideal Applications for Black Rhodium Electroplating

• Luxury Jewellery & Accessories – Achieve a sophisticated black finish on rings, bracelets, pendants, and earrings.
• High-End Watch & Timepiece Finishing – Enhance watches with a brilliant anthracite-black layer.
• Custom Metalwork & Artistic Designs – Perfect for avant-garde jewellery and decorative plating.
• Two-Tone Contrast Plating – Combine black rhodium with white rhodium or gold for striking effects.