| 摘要 |
PURPOSE: An anti-corrosion coating method for a fence material is provided to minimize the corrosion or the oxidation phenomenon of a post or a cross bar. CONSTITUTION: An anti-corrosion coating method for a fence material comprises the following steps: preparing a post or a cross bar formed with an aluminum material for dividing a certain area(S10); sand-blasting the surface of the post or the cross bar(S20); removing foreign materials and oil from the post or the cross bar(S30); anodizing the post or the cross bar for coating an oxide film(S40); dipping the post or the cross bar into a solution containing chromic acid or dichromate as a main component, for forming an anti-rust coating layer; powder-coating the post or the cross bar(S50); and coating the powder coating layer with a coating layer(S60). |
