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P.G.C(Potassium Gold Cyanide)
is precision gold plating material of high quality as
available for living articles like watch, tableware and
glass frame in addition to semiconductor, PCB terminal
and connector of cutting-edge industry.
Our products are being produced by electrolysis and thermal
concentrat-ion of patent held by US ENGELHARD with raw
material(Au) of 99.99% high purity. Our products are rapidly
melted and have no suspension and eduction of impurities,
which is a help for precision work. Also, our company
is recognized for the quality through thorough production
control with test equipment, and supplying quality products
to consumers at cheaper pric-es through multi-sided cost
reduction. |
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Test item |
Spec |
Shape |
External appearance |
White crystal powder
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Feature after
melting |
Color |
Colorless |
Transparency |
Transparent |
Floating
matter |
No |
Chemical
element |
Gold(Au) |
68.0% |
Water content(%) |
0.25% or less |
PGC purity |
99.46% or more |
Impurities |
Silver(Ag) |
50ppm or less |
Copper(Cu) |
20ppm |
Iron(Fe) |
10ppm |
Lead(Pb) |
10ppm |
Nickel(Ni) |
30ppm |
Cobalt(Co) |
30ppm |
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