Additive RC-90 for Sn-Co-Zn Alloy Plating
Wuhan Fengfan Trading Co., Ltd. [China]
Neutral salt spraying test: Grade 5 Deposit hardness: 220Hv/25g Abrasion resistance: 39.4mg per 1000 times
BATH COMPOSITION & OPERATION CONDITION
Stannous Chloride ( SnCl 2.H 2O)
20~30g/L
8~12g/L
5~10g/L
220~280g/L
20~30ml/L
4~8g/L
8.5~9.5
20~45°C
0.1~2A/dm
2
Cobalt Chloride ( CoCl 2)
Zinc Chloride ( ZnCl 2)
Potassium Pyrophosphate ( K 4P 2O 7)
RC-90 Additive
RC-90 Stabilizer
PH
Temp.
Dk
Anode
Additive RC-90 for Sn-Co-Zn Alloy Plating