7. Surface treatments and coatings

Surface treatments and coatings have become increasingly important in the aluminum industry. . The reasons are numerous and correspond to different objectives:

• protection, durability ;

• resistance to corrosion in natural environments or in the presence of chemicals ;

• decoration, coloring, appearance modification ;

• resistance to wear and abrasion ;

• friction resistance, self-lubrication ;

• electrical insulation or, on the contrary, improved electrical contacts;

• ...