Product Introduction
Brightener for Potassium Chloride Zinc Process ZN-718
Property

    It is our new generation potassium salt zinc plating brightener; its performance is same to similar products overseas;

    There are two agents, brightener and softener. It is white-bright and fast-gloring;

    Excellent at anti-Ferrous impurity, for both barrel and rack operations;

    Subtle layer, good luster, easily to yellowish-passivate, blue and white passivate, white-passivate;

    Stable solution, less consumption, wide temp-range, high cloud point, suitable to produce at high temperature.


TECHNICAL FORMULA

Formula and Operation ConditionRack platingBarrel plating
KCl180 ~ 220g/L200 ~ 240g/L
ZnCl260 ~ 70g/L45 ~ 60g/L
Boric acid (H3BO3)25 ~ 35g/L25 ~ 35g/L
ZN-718A Carrier20 ~ 30 ml/L20 ~ 30 ml/L
ZN-718B Brightener0.5 ~1.5 ml/L0.5 ~1.5 ml/L

PH

4.5 - 6.05.0 - 6.0

DK

0.5~5A/dm20.1~3A/dm2
SK︰SA1:1.5 - 21:1.5 - 2
Temp10~45℃10~45℃

Anode

0#zinc plate

0#zinc plate