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| 白铜架电镀流程 |
| Process-sequence for precious metal plating of optical frames |
| 超声波 Uniclean 50 60℃,3-5min |
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| 阴极除油 Degreasing 1070Cathodic 10A/dm21-3min |
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| 酸浸 （硫酸5%） Acid dip5%H2SO4 |
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| 三价金打底 MC 210H Goldstrike 1.5A/ dm21-3min 0.05μ-0.1μ |
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| 纯钯 Gapal HT 1 A/ dm21-3min 0.3μ-2μ |
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| 亚硫酸金 MC 9000 0.5-0.7A/ dm2 0.2μ-3μ |
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