Anybody know something about the new purple gold alloy from Leehwa??
It seems that is possible to use in casting, rolling, even stamping.
The black hills green contain Cadmium or is the Electrum alloy
(50Au/50Ag)? How can I make the best green gold, adding Cd or Cu?
The stuller’s X1 looks good, anybody knows if the alloy contains
Silver or Indium?
Have heard about a new white Galium alloy from Legor Italy. Any