WCS-300 Bright Cu-Sn Alloy Plating Agent
1. Suitable for alternative layer of Rh/Ni deposit
2. Silver bright deposit with good varnish
3. Nickel-free as a perfect underlayer in Gold or Silver pre-plating
4. High hardness & ductility to safe multilayer plating of 5-μ m deposit against mist
Specifications Sylvite
Sodium Salt
KOH
7.5g/L
6g/L
KCN 43g/L 32g/L Cu2(CN)2 9g/L 9g/L
K2SnO3 23g/L 20g/L
ZnO 1.0g/L 1.0g/L
K2CO3 10g/L 8g/L
WCS-3000 Formula 50ml/L
WCS-301 Brightener 2ml/L
WCS-302 Complexing Agent 50ml/L
Temperature 50-600C
pH 12.5-13.0
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