HN-941 Low Cyanide Alkali Zinc Plating
Commodity Name
HN-941 Low Cyanide Alkali Zinc Plating
Composition and Working Conditions

 

Low-cyanide composition:

Zinc metal                              7.5~12g/L

Sodium cyanide                     20~30g/L

Sodium hydroxide                  85~100g/L

NaCN/Zn                                2.0~2.5

NaOH/Zn                                6.5~11.5

Brightener HN -941                2~3mL/L

Temperature                         20~45℃

Current density                      0.2~6A/dm2

Current efficiency                  65~80%

Consumption:

Brightener  HN-941               80~120mL/1000A.H

 

Application and Advantage

 

1. Suitable for rack plating and barrel plating.

2. Soft and bright deposit, easy to do chromate  passivation.

3. Obtain bright deposit in a wide range of  current density.

4. Suitable for low-cyanide zinc plating, reduce   environment pollution.

5. Wide range of operation, easy to operate and control.