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  • 1, barbed rope protection net center line along the road within the land boundary 20 to 50 cm set.

    hollow wall screws

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    hollow wall screws hollow wall screws

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  • In order to pack and bind galvanized wire in the surface of the sedimentary layer to local removal of surface film, surface inclusion and other defects can be found and treated by conventional technology; Excess foam is formed when soap and surfactants such as saponified fats are brought into the tank. Moderate rates of foam formation may be harmless. Small, homogeneous particles of large denier present in the bath can stabilize the foam layer. Use activated carbon mat to remove surface active substance. Or through filtration to make the foam is not too stable, which are effective measures; Other measures should also be taken to reduce the amount of surfactant introduced. The electroplating speed can be obviously reduced by the addition of organic matter. Although chemical formulations facilitate high deposition rates, the deposition of organic matter does not meet the requirements of coating thickness, so activated carbon can be used to treat the bath.

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    hollow wall screws hollow wall screws

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  • Large roll galvanized wire can be divided into hot-dip galvanized wire and cold galvanized wire, the difference between the two lies in the way of zinc and the amount of zinc. Hot dip galvanizing is to soak steel wire in melted zinc liquid, hot dip galvanizing zinc fast, zinc layer thick rust prevention performance is very good, but the zinc is not uniform, and the surface is dark, the life of hot dip galvanizing can reach 20 years.

    hollow wall screws

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    hollow wall screws hollow wall screws

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  • Hexagonal

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    hollow wall screws hollow wall screws

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  • hollow wall screws

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    hollow wall screws hollow wall screws

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  • hollow wall screws

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    hollow wall screws hollow wall screws

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  • hollow wall screws

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    hollow wall screws hollow wall screws

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  • (2) Electric galvanized shaft wire direct selling shall not be used as waist hoop down reinforcement, usually not used as all binding.

    hollow wall screws

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    hollow wall screws hollow wall screws

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