In the jewelry, electronics, and precision components industries, the quality of gold plating not only defines the product’s appearance but also directly affects its durability, conductivity, and functional value. One of the world’s leading brands in high-quality gold plating chemicals is Umicore—a renowned materials technology group from Germany. In this article, we’ll give you an overview of Umicore, its standout gold plating chemical lines, and the official distributor in Vietnam – PMAC.
1. Umicore – German Chemical Group Leading Global Electroplating Technology
Umicore is a global materials technology group headquartered in Belgium with manufacturing facilities in Germany. It is known for pioneering advanced materials solutions, particularly in precious metal electroplating—such as gold, silver, platinum, and rhodium—for a wide range of industries, including jewelry, medical, and semiconductors.
1.1. History and Foundation
With over 200 years of history, Umicore originated as a mining and metallurgy company, gradually transforming into a global leader in high-tech, environmentally friendly materials. Today, Umicore ranks among the top producers of functional materials and operates in over 40 countries.
1.2. Applications of Umicore Chemicals
Umicore’s electroplating chemicals are widely used not only in the jewelry sector but also in:
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High-end electronic components
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Connectors and circuits in telecommunications equipment
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Luxury watches and fashion accessories
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Medical devices requiring conductivity or corrosion resistance
Each application benefits from specially developed chemical lines, offering maximum efficiency in terms of adhesion, brightness, color consistency, and durability.
2. Top Umicore Gold Plating Chemicals on the Market
Among Umicore’s wide product range, its gold plating solutions are highly regarded for their stability, brilliant color, and exceptional durability. Below are some of the most notable products:
2.1. AURUNA® 215 – Premium Gold Plating Solution with Long-Lasting Color and Safety
AURUNA 215 is a flagship product used extensively in the jewelry and electronics industries. Key features include:
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High gold content (g/l) ensuring strong adhesion and consistent coating
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Cyanide-free formula, making it safer for the environment and users
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Natural, bright gold color that doesn’t fade or tarnish
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Can be plated directly on copper, nickel, silver, etc.
AURUNA 215 is ideal for manufacturers seeking high-quality plating with environmental safety and operational stability.
2.2. AURUNA® 502 – 18K Reddish Gold Plating Solution with Accurate Color and Durability
AURUNA® 502 is an 18K gold-copper alloy plating solution developed by Umicore Electroplating – Germany. It is widely applied in luxury jewelry, fashion accessories, and watchmaking, where a deep, warm reddish gold tone is desired.
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18K alloy composition: Optimally blended gold and copper create a signature reddish gold hue
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European standard color: Rich, warm, and luxurious—popular with global markets
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High stability: Long-term use with minimal adjustments, suitable for mass production or manual plating
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Strong adhesion with minimal defects: Produces even coatings with no peeling or cracking during post-processing
2.3. Auruna® 311 – Gold Plating for Stainless Steel & Nickel with Beautiful Color and Excellent Adhesion
Auruna® 311 is a high-quality electrolytic gold plating solution specifically designed for stainless steel (Inox) and nickel—two challenging substrates for plating.
This solution delivers a neutral gold color (3N)—a bright, non-reddish tone—favored in premium jewelry and accessories. It enables direct plating on pre-treated stainless steel with excellent adhesion, smooth and even finishes, and resistance to peeling.
Auruna 311 is suitable for both manual craft production and automated lines, widely used in fashion jewelry, watches, electronic components, and metal accessories requiring a high-grade finish.
3. PMAC – Official Umicore Chemical Distributor in Vietnam
Choosing a trusted distributor is crucial to ensure chemical quality and proper technical support. In Vietnam, PMAC is the official distributor of Umicore gold plating chemicals.
3.1. About PMAC
PMAC specializes in providing equipment, chemicals, and technological solutions for the jewelry and electroplating industries in Vietnam. With over 5 years of industry experience, PMAC is a reliable partner of many large jewelry workshops in Ho Chi Minh City, Hanoi, and other provinces.
3.2. Why Choose PMAC as Your Umicore Supplier
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Genuine product guarantee: PMAC imports directly from Umicore Germany, with full CO, CQ, and MSDS documentation
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On-site technical support: PMAC’s engineering team is ready to optimize plating processes, troubleshoot defects, or conduct on-site plating inspections
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Comprehensive solutions: PMAC provides not only chemicals but also plating machines, tanks, power supplies, and wastewater treatment systems—ensuring a fully integrated and efficient process
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Always in stock: Ensures large-volume supply and fast nationwide delivery
3.3. Umicore Products Distributed by PMAC
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Gold plating solutions: AURUNA 215, AURUNA 5022, AURUNA 559, etc.
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White gold and palladium plating solutions
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Surface preparation chemicals: polishing agents, degreasers, brighteners
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Support chemicals: conductive salts, pH buffers, and more
In today’s increasingly competitive market, choosing high-quality gold plating chemicals not only ensures aesthetic value but also enhances brand credibility. Umicore, the world’s leading gold plating chemical brand, delivers a comprehensive solution for all requirements—from jewelry to high-precision electronics plating.
In Vietnam, PMAC is the trusted official distributor, offering a complete range of products and expert technical support. If you’re looking for high-quality, reliable, and efficient gold plating chemicals, don’t hesitate to contact PMAC for detailed consultation.