Brightener for Cyanide-free and Low-cyanide Zinc Bath

Brightener for Cyanide-free and Low-cyanide Zinc Bath

Brightener for Cyanide-free and Low-cyanide Zinc Bath JZ-1 1. Process Flow Degrease alkaline chemically → wash with hot water → remove the rust with acid → wash → wash with running cool water → activate (hydrochloric acid) → wash → plate zinc → recycle → wash → neutralize (nitric acid 2-3%) →...

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Product Details

Brightener for Cyanide-free and Low-cyanide Zinc Bath
JZ-1


1. Process Flow
Degrease alkaline chemically → wash with hot water → remove the rust with acid → wash → wash with running cool water → activate (hydrochloric acid) → wash → plate zinc → recycle → wash → neutralize (nitric acid 2-3%) → passivate → dry and solidify (60-80℃)
 
2. Components and Physical Parameter

Component and Physical Parameter

Cyanide Free

Low cyanide

Component: Zinc Oxide g/l

9-12

7-12

Sodium Cyanide g/l

----

1-8

Sodium Hydroxide g/l

100-130

100-120

JZ-1 Brightener g/l

4-8

4-8

Cyanide Antidote(not necessary)

4

3-5

Operation Condition:

Temperature

SK: SA

Anode

Rack Plating: Dk

Cathode Move

Barrel Plating: Dk

Barrel Rotation Rate

 

5-40℃

1:1.5-2

0# zinc plate

0.5-4 A/dm2

8-12 time/ min

0.5-3 A/dm2

6-8 time/min


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