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black anodized aluminium sheet

Functions of anodizing in black anodized aluminium sheet

A black anodized aluminium sheet refers to an aluminium sheet going through the anodizing process during which its surface gets stronger and obtains the color of black. Anodizing is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts. In spite of its expensive cost, anodizing is applied frequently to …

gold mirror finish anodized aluminum sheet

Pot defect of gold mirror finish anodized aluminum sheet

The gold mirror finish anodized aluminum sheet is among the most popular aluminium mirror sheets for its excellent performance and luxurious color. In a previous article we discussed several reasons for pot defect of the sheet. Here we will proceed to deal with the other two reasons: damp wrapping paper board and inappropriate cleaning process. Paper or cardboard is used …

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