99久久综合精品国产,久久久久精品免费播放,国产精品亚洲综合色拍,国产亚洲综合一区在线,少妇激情av一区二区

        Chinese
        -Chinese
        -English
        English/Chinese
        News
        News
        Industry news
        Company news

        Industry news

         Home > News > Industry news

        Hui Ze Ling tells you how to deal with nickel blackening?

        Release time:2018-11-30 Publisher:

        Hui Ze Ling Technology is a company focuses on blackening agent, rust color, bronze water, environmental paint stripper, surface treatment agent.


        Hui Zeling tells you how to deal with nickel blackening? 


        Nickel black is specially designed for silver and electroplated silver parts to prepare ancient silver. It has fast response, stable solution and convenient operation. It is widely used in lighting, furniture, locks, sanitary ware, etc. After degreasing→washing→activation→ Washing, nickel blackening → washing → excellent → blocking, etc., soak for 20-120 seconds at room temperature (30-40 ° C).


        Process points: 

        1. If the workpiece is electroplated plus brightener workpiece, it is recommended to use the company's release agent before activation.

        2. Nickel blackening at different concentrations, different colors can be formed at different times, can be adjusted according to color solution concentration and soaking time.

        3. The chemical liquid can be recycled. After using for a period of time, it can be clarified and filtered to replenish the original solution.

        4. After dyeing, it can be polished and excellent forming different decorative effects.

        5. Nickel blackening process appears color Uneven, speckle phenomenon, can strengthen the pre-treatment or lightly wipe, re-black.


        Copyright Dongguan Huizeling Chemical Technology Co., Ltd.,  粵ICP備16104500號(hào)-1

        Technical support: 35.com