The best blacks I have produced are created by first sandblasting the
area to be blackened, heavily copper plating it, then blackening the
copper with a prepared solution by dipping or hanging the piece in the
solution. For the blackener I use a proprietary compound that apparently
is no longer available (ebenol-C). The nice thing about ebenol-C is that
it is unaffected by ultrasonic cleaning and steaming, and lasts
indefinitely if not abraded. Many other blackeners exist and are used
for blackening the insides of telescopes et… (anything that will
Handmade 18K, 22K, and platinum gemstone fine jewelry.
Diamond setting, rubber/metal molds, casting, lapidary
Die and mold engraving, plastic patterns for casting.
Cad jewelry design, cad/cam milling scroll filigree…
P O Box 2057 Fairfield IA 52556 515-469-6250