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  • 1. Principle. Because zinc does not change easily in dry air, and in humid air, the surface can form a very dense film of zinc carbonate, which can effectively protect the interior from corrosion. And when the coating is damaged for some reason and the matrix is not too large, the zinc and steel matrix form a micro cell, so that the fastener matrix becomes the cathode and is protected. It is widely used in automobile transportation and other industries, but what is needed is the trivalent chromium passivation layer, zinc nickel alloy plating closed coating, reduce the harmful and toxic layer of hexavalent chromium passivation.

    white drywall screws

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    white drywall screws white drywall screws

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  • Hexagonal mesh is a metal wire woven Angle mesh (hexagonal) made of wire mesh, the use of metal wire diameter is based on the size of the hexagonal and different. If it is a hexagonal metal galvanized layer of metal wire, the wire diameter is 0.3mm to 2.0mm metal wire, if it is a PVC coated metal wire braided hexagonal net, the use of 0.8mm to 2.6mm PVC(metal) wire. Twisted into a hexagonal shape, the outer frame edge of the line can be made into a unilateral, bilateral, movable silk.

    white drywall screws

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    white drywall screws white drywall screws

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  • Post time: 23-09-22

    white drywall screws

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    white drywall screws white drywall screws

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  • Galvanized hexagonal net is a kind of galvanized metal wire mesh, mesh shape is hexagonal.

    white drywall screws

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    white drywall screws white drywall screws

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