Umicore Materials Datasheets for Electrolytes

Electrolytes are electrically-conductive materials that are used in batteries, fuel cells, capacitors, and biochemical systems. They typically exist as ionic solutions, or as molten salts or solids.
Electrolytes: Learn more

Product Name Notes
Abrasion-resistant and crack-free dark layers RHODUNA® 471 Black gives jewelry a high-end anthracite to black finish. The level of darkness can be adjusted. The electrolyte is easy to use and...
Acidic electrolyte for high speed installations Indium 9100 is used for the deposition of pure indium coatings in high-speed systems. The electrolyte is easy to use. Indium 9100 has been...
Additives for acid copper via filling Thru-cup® EVF-N is a new additive system for electrolytic acid copper plating on PCB. It is used in panel and pattern plating technology for...
Alkaline-cyanide gold alloy electrolyte – gold-saving AURUNA® 570 is an alkaline-cyanide alloy electrolyte for depositing green-yellow gold coatings. The gold-silver alloy has a fineness of approx. 18 carats. The coatings...
Alternative to electroless nickel With NIPHOS® nickel-phosphorus alloy layers with high phosphorus content can be plated electrolytically in barrel-, rack- or reel-to-reel lines. Compared to electroless nickel layers containing a...
Ammonia-free and chloride-free PALLUNA® ACF-800 is a newly developed neutral pure palladium electrolyte, which has a wide operating range and can be plated directly on nickel, copper or copper alloys.
ARGUNA®-Alloy 1 for demanding requirements This silver-palladium alloy is designed for use at high temperatures. Combining with the maintenance of a lower coefficient of friction and a high degree of...
Arsenic-free electrolyte for fine gold hollow jewellery AURUNA® 5500 EF is particularly suitable for electroforming. The electrolyte is free of arsenic and produces hard, semi-bright, thick gold layers. It is...
Barrel and rack plating electrolyte for functional applications MIRALLOY® has been offering nickel-free plating for the connector, clothing and fashion jewellery industries for more than 30 years. You can benefit...
Bright and white coatings for electrical contacts For wearables and cell phones, sales arguments such as a long service life and compatibility with fast charging devices are becoming increasingly crucial.
Brilliant white rhodium electrolyte for decorative applications RHODUNA® J1 deposits brilliant white, very light and bright surface finishes. This makes the electrolyte ideal for use in decorative applications, such as...
Brilliant-white and ultra-bright rhodium coatings RHODUNA® Diamond Bright deposits brilliant-white, ultra-bright coatings of previously unattained lightness and brilliance. It is additionally characterized by high covering speed and excellent throwing power.
Bring the day the elegance of night Attractive, appealing and elegant. This is as true for the night as well as for precious metals. Surface finishing with RHODUNA®-Alloy Black 1...
Coating system for connectors With NIPHOS® 965 nickel-phosphorus alloy layers can be deposited in reel-to-reel electroplating systems or other high speed systems. In comparison to high-phosphorus containing electroless nickel layers,...
Dark ruthenium coatings without strike gold plating RUTHUNA® 490 Black is a neutral electrolyte for brightness retaining, dark grey to anthracite coatings. The black ruthenium electrolyte is easy to operate...
Electrolyte for abrasion-resistant, low-corrosion hard gold layers AURUNA® 530 is a weakly acidic hard gold electrolyte with high current efficiency. Its essential property is its high resistance to abrasion and...
Electrolyte for fine gold hollow jewellery AURUNA® 556 EF-24 is particularly suitable for electroforming. The electrolyte produces hard, semi-bright, thick gold layers. It is mainly used to produce high quality...
Electrolytic process for the deposition of Nickel-phosphorus With NIPHOS® nickel-phosphorus alloy layers in barrel-, rack- and reel-to-reel lines can be plated electrolytically. The electrolytes are free from halides and contain,...
Excellent Layer Thickness Distribution AURUNA® 526 is a weakly acidic gold-cobalt electrolyte with very good throwing power and layer thickness distribution, especially on hollow parts. This makes the electrolyte perfect...
Extraordinarily abrasion-resistant coatings – saving platinum PLATUNA®-Alloy 1 is used for depositing smooth, ultra-bright and extraordinarily abrasion-resistant platinum-ruthenium alloy coatings. The acidic electrolyte is used for decorative applications and guarantees...
For black decorative coatings - ideal as a perfect final finish RUTHUNA® 479 Black is the perfect final finish for dark to black surfaces for decorative applications. The black ruthenium...
For bright, brilliant white coatings without blue cast ARGUNA® 621 deposits bright, very light white coatings without blue cast with simple bath maintenance. The silver electrolyte is suitable for decorative...
For Depositing Uniformly Bright Coatings AURUNA® 5400 the weakly acidic electrolyte deposits yellow, uniform bright hard gold coatings. The newly balanced brightener system of the electrolyte enables the operation in...
For deposition of fine silver layers ARGUNA® 3230 is an alkaline, cyanide-free silver electrolyte for the deposition of technically functional silver layers. The layers are also suitable for decorative applications.
For deposition of wear-resistant silver layers with high hardness ARGUNA® 3430 is an alkaline, cyanide-free electrolyte for the deposition of technically functional silver layers. The electrolyte does not contain any...
For hard and wear resistant coatings PALLUNA® 4700 is a chloride-free ammoniacal high-speed electrolyte for the deposition of a semi-bright to bright palladium-nickel alloy in reel-to-reel lines (selective dipping, jet...
For high-speed deposition in reel-to-reel equipment PALLUNA® 468 is a weakly ammoniacal high-speed electrolyte for depositing palladium-nickel alloys in reel-to-reel equipment (selective dipping, jet plating, brush plating) and in reel-to-reel...
For more than 30 years used worldwide for hollow jewellery The gold-silver electrolyte AURUNA® 568 EF-18 stands for decades of Umicore experience in electroforming with mandrels made of wax and...
For noble silver hollow jewellery ARGUNA® 621 EF is a silver electrolyte, especially to produce noble hollow jewellery. A layer with high thickness can be deposited on mandrels made conductive.
For the adhesive direct gold-plating of stainless steel and nickel AURUNA® 311 For Technical Applications is a strongly acidic alloy electrolyte for the adhesive direct gold-plating of stainless steel. It...
For the adhesive direct gold-plating of stainless steel and nickel AURUNA® 311 is a strongly acidic alloy electrolyte for the adhesive direct gold-plating of stainless steel. It is preferably used...
For the Deposition of Silver Layers with High Hardness ARGUNA® 630 is an alkaline cyanide hard silver electrolyte for (electro) technical applications. The additives increase the wear resistance compared to...
Gold alloy electrolyte free of nickel and cobalt AURUNA® 215 is a colour gold alloy electrolyte for decorative applications, preferably for parts coming into contact with the skin such as...
High speed electrolyte for hard gold plating AURUNA® 8400 is used for the deposition of hard gold coatings in special high-speed equipment. The electrolyte is weakly acidic, citrate-free and has...
High-speed deposition for reel-to-reel plating The new palladium nickel electrolyte PALLUNA® ACF-100 has all the technical advantages of other electrolytes - but without the smell of ammonia. The deposited layers...
High-speed electrolyte for hard gold coatings AURUNA® 8100 is used for depositing hard gold coatings in special high-speed equipment. The weakly acidic high-speed electrolyte has a wide operating range with...
High-Speed Electrolyte for Hard Gold Deposition AURUNA® 7000 is used for depositing hard gold coatings in special high-speed equipment. The weakly acidic electrolyte has a wide operating range with easy...
High-speed electrolyte for reel-to-reel plating The ARGUNA® ET-S silver electrolyte is an alkaline-cyanide process specifically developed for use in high-speed equipment for reel-to-reel silver plating (using flow or spray technologies).
Immersion gold electrolyte for ENIG Gobright® TLA-77 is a special neutral immersion gold electrolyte. It is suitable for ENIG plating on PCB and ceramic substrates. The gold concentration in the...
Indium Electrolyte for High-Speed-Plating Indium is a silver white, soft metal with excellent thermal conductivity. It is used for reflow soldering, low temperature soldering and as thermal interface material. Indium...
Irresistible – Rhodium with the allure of platinum Rhodium creates a brilliant white surface on decorative products. Platinum has enjoyed an incredibly stable price for a number of years, and...
Lowest internal stresses reduce the tendency to crack NIPHOS® 964 is an acidic electrolyte for the deposition of nickel-phosphorus alloy coatings in rack or barrel operation. By modifying the makeup...
Meets the new requirements for wearables and mobile phones Ease of use, attractive design and strong performance have always been the main arguments for buying wearables and mobile phones. But...
Neutral high-speed electrolyte for selective gold-plating AURUNA® 559 is used for the very fast deposition of semi-bright to satin fine gold coatings with excellent bonding and soldering properties. The neutral...
Neutral pure palladium electrolyte less sensitive to cyanide PALLUNA® 458 is a neutral pure palladium electrolyte (pH-value 7.0) without free ammonia. It deposits bright, light white coatings low in pores.
Neutral, cadmium-free electrolyte for red layers AURUNA® 502 is a neutral, cadmium-free gold copper electrolyte working without free cyanide. The red surfaces are bright, very hard and abrasion-resistant. AURUNA® 502...
Neutral, cadmium-free electrolyte for red layers AURUNA® 503 is a neutral, cadmium-free gold-copper electrolyte for the deposition of bright red surfaces. It works without free cyanide. AURUNA® 503 is especially...
New standard for plug contacts in high-voltage applications Our silver-graphite dispersion electrolyte ARGUNA® C-100 is specially developed for connector contacts used in high-voltage applications (e.g. high-power charging / HPC). A...
Nickel-free, fast-depositing weakly acidic electrolyte AURUNA® 5300 is a hard gold electrolyte free of nickel and cobalt with high plating speed for decorative and technical applications. The weakly acidic electrolyte...
PALLUNA® ACF-200 Palladium-Nickel Electrolyte PALLUNA® ACF-200 is operated without ammonia, thus avoiding offensive smells caused by pungent ammonia gases. Since no chloride is used in the electrolyte, the lifetime of...
Proven electrolyte with new color scheme AURUNA® 215 Pale is a colour gold alloy electrolyte for decorative applications, preferably for parts coming into contact with the skin such as jewelry...
PT ONE - Unique RHODUNA® PT ONE is unique in our product portfolio in many ways. Like its big brother RHODUNA® PT, the ONE variant is an economical alternative for...
PT PEN: Pen variant for targeted, partial rhodium plating Rhodium creates a brilliant white surface on decorative products. Platinum has enjoyed an incredibly stable price for a number of years,...
Pure gold coatings with very good bonding and soldering properties AURUNA® 5100 is a neutral fine gold electrolyte for depositing matt, lemon-yellow coatings. It's specifically developed for applications requiring excellent...
Pure palladium electrolyte with excellent bonding and solderability PALLUNA® 452 is a weakly ammoniacal electrolyte for the deposition of palladium in continuous systems and rack plating. It is used especially...
Rose gold layers for fine jewelry AURUNA® 500 LC is a neutral electrolyte for depositing red 18 carat gold-copper coatings. The electrolyte works with low gold content, has a stable...
Semi autocatalytic gold electrolyte Gobright® TWX-40 is a special gold electrolyte specifically designed for plating on electroless palladium deposits. The electrolyte is able to deposit uniform gold layers up to...
The fine silver high-speed electrolyte ARGUNA® CF is a fine silver electrolyte for the fast deposition of satin to semi-bright coatings with excellent bonding, soldering and adhesive properties. ARGUNA® CF...
The first pure white electrolytic rhodium alloy RHODUNA®-Alloy is the first alloy electrolyte in the world combining the high-quality metals rhodium and ruthenium. The basic materials of the new coating...
The intermediate layer as the perfect diffusion barrier for jewelry PALLUNA® 459 deposits brillant, bright and extremely low-pore pure palladium layers. It can be used as pre-palladium, as a diffusion...
The new bright silver high-speed electrolyte ARGUNA® 4500 is a fine silver electrolyte for the fast deposition of ultra-bright coatings with excellent bonding, soldering and adhesive properties. ARGUNA® 4500 is...
Very bright and white platinum coatings with PLATUNA® N 1 The strongly acidic platinum electrolyte PLATUNA® N 1 is used for the deposition of uniform, bright platinum coatings of light...