4. Industrial profile treatment (France Alu Color)

On a vertical line with hanging metal brackets.

• Metal bracket

  Here, the material is aluminum.

• Surface treatments

  Metal substrates undergo six treatment stages:

  • aqueous alkaline degreasing ;

  • raw water rinsing in double reverse cascade ;

  • acid deoxidization (removal of metal oxides) ;

  • raw water rinsing in double reverse cascade ;

  • metal treatment by chemical conversion: phosphochromatation ;

  • raw water rinse, then demineralized water rinse.

• Painting...