Precious metal electrolytes for immersion plating

Precious metal electrolytes play a vital role in the jewellery industry and goldsmiths’ workshops when it comes to achieving a brilliant finish.

Apart from the basic colours of the pure metals such as rhodium, gold, silver, palladium and platinum, Heimerle + Meule can offer you a host of other gold shades as well as rhodium and ruthenium in black.

Applications			Coating properties
	Product name	Precious metal content [g/l]	Alloyed metal	Precious metal content [%]	Hardness [HV]	Density [g/cm³]	Brightness	Colour
Gold baths direct gold plating of high alloy steel	VG 100	2.0/4.0	Ni	99.3	200 – 220		bright	deep yellow
direct gold plating of stainless steel	VG 204	2.0	Ni	approx. 96	150 – 170		bright	deep yellow
Cyanidic gold plating bath decorative 18 ct goldplating with high lustre finish and high layer thicknesses of up to 20 μm	Brillant 1800	4.0 - 5.0	Cu 18%, Cd 7%	75	410 – 430	15.5	high lustre smooth	yellow-rosé
Acidic gold plating baths decorative hard gold plating	GP 204	3.0/5.0/8.0	Co	92	160 – 170		bright	2N
decorative hard gold plating, limited suitability for direct gold plating on steel	GP 205	3.0/5.0/8.0	Ni	98 – 99.9	160		bright	deep yellow
Colour gilding bath thin, decorative gilding layer max. 0.1 – 0.2 μm	FG 200	1.0	depending on the colour	99.9 – 100	120 – 160		bright	0N – 5N, various special colours
Silver baths silver preplating bath	VS 60	2.0		99.9			lasting shine	white
for decorative and technical purposes and for electroforming	Scandia	36.0		99.5 – 99.9	100 – 110	10.4	high lustre smooth	silverwhite
Rhodium baths for decorative and technical purposes, especially for casting	WhiteStar DIP	2.0		99.9	800 – 900	12	bright	brilliant white, like silver
for decorative purposes, easy bath monitoring	K4	2.0/4.0		99.9	600 – 800	12	bright	brilliant white, like silver
for decorative purposes, achieves bright, anthracitecoloured finishes	DK 20 black	2.0		99.9	600 – 800	12	bright	anthracite
Palladium bath for decorative and technical purposes	Dekor NF	6.0		99.9		12	lasting shine	metallic white
Platin bath for decorative and technical purposes	PT 10	2.0		99.9	approx. 500	20.9	lasting shine	brilliant white, like rhodium
Ruthenium bath for decorative and technical purposes	Ru 1	5.0		99.9	750 – 850		lasting shine	metallic dark anthracite

You can download a brief data sheet for each material by clicking on the Pdf-symbol in respective last column.