Chemical composition
Elements
Value
Elements
Value


Copper
Cu
99.97% min.
Silica
Si
0.3ppm max.
Cobalt
Co
0.2ppm max.
Bismuth
Bi
0.1ppm max.
Lead
Pb
0.2ppm max.
Tellurium
Te
0.05ppm max.
Iron
Fe
2ppm max.
Silver
Ag
10ppm max.
Aluminum
Al
0.5ppm max.
Selenium
Se
0.3ppm max.
Manganese
Mn
0.1ppm max.
Sulphur
S
4ppm max.
Nickel
Ni
0.2ppm max.
Magnesium
Mg
0.4ppm max.
Antimony
Sb
0.1ppm max.
Oxygen
O2
0
Arsenic
As
0.1ppm max.
-


Usage:electric light industry, machinery manufacturing, building industry , defense industry, and other fields manufacturing industrial .Valves and fittings, instrument sliding bearing...........

Chemical composition
Elements
Value
Elements
Value


Copper
Cu
99.97% min.
Silica
Si
0.3ppm max.
Cobalt
Co
0.2ppm max.
Bismuth
Bi
0.1ppm max.
Lead
Pb
0.2ppm max.
Tellurium
Te
0.05ppm max.
Iron
Fe
2ppm max.
Silver
Ag
10ppm max.
Aluminum
Al
0.5ppm max.
Selenium
Se
0.3ppm max.
Manganese
Mn
0.1ppm max.
Sulphur
S
4ppm max.
Nickel
Ni
0.2ppm max.
Magnesium
Mg
0.4ppm max.
Antimony
Sb
0.1ppm max.
Oxygen
O2
0
Arsenic
As
0.1ppm max.
-


Usage:electric light industry, machinery manufacturing, building industry , defense industry, and other fields manufacturing industrial .Valves and fittings, instrument sliding bearing........…