| 配方类型： |
METALS AND TREATMENTS |
| 配方说明： |
Electropolishing Molybdenum and Tungsten |
| 配方组成： |
50-70 volts, Temp. below 75'F.
Sulfuric acid/2 gal
2. Sulfuric acid/5%
Methanol/15 gal
Hydrofluoric acid/1.25%
1. Hydrochloric acid/5 gal
The metal is rinsed in methanol, after electropolishing and prior to
water rinsing to avoid attack.
For tungsten
Caustic soda/10%
Water/90%
Methanol/93.75%
6 volts, 70'F.
12 volts, 120'F |
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