| 配方类型： |
METAL TREATMENTS |
| 配方组成： |
anode current density, ASF 30-40 10-30
sodium stannate 13.3 100 26.6 200.0
voltage 4-8 4-14
temperature, F 150-180 150-180
rack barrel
tin metal 5.3 40 10.6 80.0
free sodium hydroxide 2.0 15 3.0 22.5
oz/gal g/l oz/gal g/l
potassium stannate bath
cathode current density, ASF 30-100 1-100 |
|
