| 配方类型： |
METAL TREATMENTS |
| 配方组成： |
anode current density, ASF 25 15-25
xOxxOxsodium stannate 12.0 90 24.0 180.0
voltage 3-4 3-4
temperature, F 170-180 165-175
rack barrel
tin metal 5.3 40 10.6 80.0
free sodium hydroxide 1.6 12 3.0 22.5
oz/gal g/l oz/gal g/l
sodium stannate bath
cathode current density, ASF 15-20 5-15 |
|
