perforated metal white

perforated metal white

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  • If the zinc coating is good, but in 3% nitric acid when the light, the coating has dark shadow, passivation occurs when the film is brown, may be caused by foreign metal impurities such as copper or lead in the galvanizing liquid. When problems occur in the process of galvanizing large coil galvanized wire, the temperature and current density are checked first, and then the content of zinc and sodium hydroxide in the plating solution is measured and adjusted through the analysis of the plating solution. Whether DPE content is low can be determined by hull cell test.

    perforated metal white

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    perforated metal white perforated metal white

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  • perforated metal white

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    perforated metal white perforated metal white

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  • perforated metal white

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    perforated metal white perforated metal white

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  • perforated metal white

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    perforated metal white perforated metal white

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  • galvanized

    perforated metal white

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    perforated metal white perforated metal white

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  • 2, galvanized silk mesh molding sheet storage ground should be flat, according to the symbolic needs of regular accumulation, height should not exceed 2M, and away from the heat source, avoid exposure.

    perforated metal white

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    perforated metal white perforated metal white

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