Umicore Electroplating at the Jewellery & Gem Fair in Hong Kong
Plating experts from Umicore Electroplating inform at the "Jewellery & Gem Fair" in Hong Kong from September 13 to 17 (Asia World Expo, hall 11, booth S23), amongst others, in detail on RHODUNA® 470 Black. The new black-rhodium electrolyte produces deep black coatings. An L-value of less than 40 in the CIEL*a*b* colour space is possible....