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SN-9 Electrolytic Coloring Additive in Sn-salt Bath
It comprises 2 agents, SN-9 conductive salt and SN-9 stabilizer, which has the same tone with stainless steel color and good light fastness. The bath has anti impurity sensitivity without impurities equipment.
1. Bath Composition (For make-up):
 
NiSO4·6H2O (High purity )
SN-9 conductive salt
SN-9 stabilizer 
Deioned Water
75~85g/L
115~125g/L
7~9g/L
balance
2. Operational Parameters:
 
DC Voltage
AC Voltage
pH
Temperature
DC Time
AC Time
15-16V
15-18V
4.8-5.5
20~25℃
50~60 s
40 s~5 min
3. Bath Solution Maintenance:  
 

1.Analyze the contents of NiSO4 and SN-9 conductive salt daily and make compensation in time if necessary. Every additional 10 Kg nickel sulfate at the same time add 1 Kg SN-9 stabilizer.
2.Test the pH and adjust with ammonia or sulfuric acid if necessary everyday.
3.After long period of production, there will be black sediment formed in the bottom of the tank that should be cleaned by filtration or decantation.

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Fine Chemicals Group Co., Ltd.

Address: NO.158 Yongda Road,Jiangkou Street,Huangyan,Taizhou,Zhejiang , China
Zip Code: 318020
Foreign Trade Dept.: +86-576-84285761
Sales Dept.: +86-576-84276563
E-mail: office@finechemgroup.com

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