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| 配方类型： |
METAL TREATMENTS |
| 配方说明： |
Coloring Cadmium |
| 配方组成： |
Temperature/180-200'F
Formula No.4 (Black
Time/6-8 min
Nitric Acid/0.5 fl oz/gal
Ammonium Molybdate/2 oz/gal
Potassium Nitrate/1 oz/gal
Boric Acid/1 oz/gal
Temperature/150 F
Time/5-10 s
Copper Sulfate/2.5 oz/gal
Temperature/150'F
Potassium Chlorate/3 oz/gal
Sodium Chloride/3 oz/gal
Temperature/200'F
Potassium Permanganate/160 g/l
Potassium Dichromate/1 oz/gal
Cadmium Nitrate/60-250 g/l
Ferrous Sulfate/5-10 g/l |
| 配制方法： |
Parts should be moved rapidly in the bath while the color develops through reddish to the black stage. |
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