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  • Degreasing and dewaxing powder
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    In addition to wax powder
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  • Four reasons for uneven color of passivation film when using zinc nickel alloy color passivator

    Four reasons for uneven color of passivation film when using zinc nickel alloy color passivator

    In the production process of using zinc nickel alloy color passivator, sometimes the passivation film of the workpiece will have uneven colors of black, yellow and blue. What causes this?

    Sat Nov 05 08:48:52 CST 2022

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  • When alkaline zinc nickel alloy additive is used, is the low current efficiency of the bath due to the low concentration of sodium hydroxide?

    When alkaline zinc nickel alloy additive is used, is the low current efficiency of the bath due to the low concentration of sodium hydroxide?

    In the process of using alkaline zinc nickel alloy additives, the current efficiency of the bath itself is relatively low, only about 70%, and sometimes the current efficiency of the bath is lower. Is this caused by the low concentration of sodium hydroxide in the bath?

    Tue Nov 01 10:54:08 CST 2022

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  • Key points for attention when using zinc nickel alloy trivalent chromium blue passivator

    Key points for attention when using zinc nickel alloy trivalent chromium blue passivator

    We can obtain uniform light blue to bluish blue passivation film with strong corrosion resistance when using zinc nickel alloy trivalent chromium blue passivator.What points should we pay attention to in the use process?

    Thu Oct 27 09:34:08 CST 2022

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  • In the process of using organic acid fog tin additive, these six points should be noted before production

    In the process of using organic acid fog tin additive, these six points should be noted before production

    In the process of using organic acid fog tin additive, what matters should we pay attention to during production in order to ensure the smooth and uniform coating of the produced workpiece and superior solderability?

    Wed Oct 19 08:36:44 CST 2022

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  • Analysis method of chloride ion in plating solution when using acid copper brightener

    Analysis method of chloride ion in plating solution when using acid copper brightener

    When we use acid copper brightener for production, a small amount of chloride ion is required in the plating solution to obtain a full bright copper plating layer.Chlorine ion plays a role in expanding the bright range, and can catalyze and help brightener plating a uniform, bright, smooth and compact copper coating.So, how should we analyze the concentration of chloride ions in the plating solution during production?

    Fri Oct 14 08:55:26 CST 2022

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  • Five methods to reduce chromium pollution when using decorative chrome plating additives

    Five methods to reduce chromium pollution when using decorative chrome plating additives

    In the production process of using decorative chromium plating additives, hexavalent chromium is the main plating solution, which is very harmful to human health, and the waste water and waste gas discharged will also have a great impact.So what can we do to reduce the pollution of hexavalent chromium?

    Mon Oct 10 08:51:59 CST 2022

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