574
Y. Sakata
Table 1
Minor elements contained in the lead electrode and effects on the process
Minor elements contained
in lead electrodes
Impact on process
CF process
Sulfuric acid
process
Blast
furnace
process
Electrolytic
process
Casting
process
By-product
process
Desulfurization
process
Sb [%]
0.26
〇 Increase slime
strength
CaO [%]
0.12
〇 Flux
component
Sn [%]
0.29
×
Electrodeposition
on the cathode
× Increased
Harris
purification
load
S [%]
3.80
× Corrosion
of water
cooling jacket
× Increased
desulfurization
load
Organic
component
× Coloring
to product
acid