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  • The temperature of large roll galvanized wire should be controlled at 30 to 50℃ during electroplating. Because the chloride ions in the bath are very corrosive, quartz glass heaters are generally used. Continuous production does not need heating, but needs cooling. Cooling can be in the groove side row thin wall plastic pipe, through the flow of tap water cooling, can also be used as a titanium pipe temperature control device.

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  • The cleaning agent used for cleaning has no effect on the adhesion of the coating and no corrosion on the base material. Acid activation Acid activation solution should be able to remove corrosion products and oxide film from the surface of parts without excessive corrosion of the matrix. Zinc plating may be zinc plated with zincate or chloride and appropriate additives shall be used to obtain a coating that meets the requirements of this standard. After light plating, light treatment is carried out. Passivated parts requiring hydrogen removal shall be passivated after hydrogen removal. Activation with 1% H2SO4 or 1% hydrochloric acid for 5 ~ 15s prior to passivation.

    perforated metal sheet manufacturers

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  • In cow pen net there are generally pvc covered plastic pvc covered plastic is in the original galvanized steel wire coated with a layer of dark green or gray brown plastic mold, to avoid the corrosion of wire diameter, conducive to the improvement of the corrosion and rust prevention function of wire diameter. So the better the material, the higher the price. Zinc-aluminum alloy cattle net is the best metal net on the market, the price is higher than hot dip galvanized raw materials. The service life is about 80-90 years, and the anti-corrosion function is excellent.

    perforated metal sheet manufacturers

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  • Post time: 19-05-22

    perforated metal sheet manufacturers

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  • perforated metal sheet manufacturers

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