Ⅰ.Introduction:

CG – 871 is developed as a new immersion medium thick gold to make The gold plating layer in 3 ~ 8 u “.The thickest gold plating layer can reach up to 10 u ” . CG-871 also can be used to common plating thin gold. we recommend using CN – 851 series deposit 4um or more nickel layer when need to deposit gold layer in 5~8 u “.

Ⅱ.Operation:

1. Make Up :

CG-871: 100 mL/L ;
KAu(CN)2: 1.0g/L (0.8-2.5 g/L) ;

2. Procedure :

Temp：85 ~ 90℃
Time：3~15min ( According to the plating thickness setting)
Tanks material：PVC or FRP