perforated sheet metal patterns

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perforated sheet metal patterns

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perforated sheet metal patterns perforated sheet metal patterns

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  • Post-plating treatment (passivation, hot melting, sealing and hydrogen removal, etc.) for the purpose of enhancing protective properties, decoration and other special purposes. After galvanized, chromate passivation or other conversion treatment is generally required to form the corresponding type of conversion film, which is one of the key processes to ensure the quality of post-plating.

    perforated sheet metal patterns

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    perforated sheet metal patterns perforated sheet metal patterns

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