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aluminum window screen factory

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aluminum window screen factory aluminum window screen factory

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  • In order to remove the photosynovium and oxide remaining on the surface of galvanized iron wire after drawing or heat treatment, it is necessary to do the surface treatment of galvanized steel wire before plating. The common surface of low carbon steel wire is the light synovium or oxide of animal or vegetable oil; Medium and high carbon steel in addition to contain animal or vegetable oil components.

    aluminum window screen factory

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    aluminum window screen factory aluminum window screen factory

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  • aluminum window screen factory

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    aluminum window screen factory aluminum window screen factory

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  • aluminum window screen factory

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    aluminum window screen factory aluminum window screen factory

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