When the 6082 aluminum bar manufacturer produces the 6082 aluminum bar, it may find that the surface of the 6082 aluminum bar is blackened. Then what is the cause?Here are some possible reasons.

1. First of all, the process of 6082 aluminum bar is not up to standard: the 6082 aluminum bar is formed by extrusion, improper selection of raw materials, cleaning or pressure inspection in the production process, uneven coating in the oxidation process of 6082 aluminum bar will lead to black mildew of 6082 aluminum bar.It is suggested to ensure the quality of aluminum profile from the source and strictly extrude the production process.

2. Improper storage and management: Although 6082 aluminum bar is waterproof, corrosion-resistant and corrosion-resistant, if it is kept in a wet environment or in contact with the ground for a long time, it will cause wear of 6082 aluminum bar and damage of oxidation film, which will lead to mildew and blackening of 6082 aluminum bar.It is recommended that 6082 aluminum bars be stored in a dry and ventilated environment, and that direct contact with the ground should be avoided.

3. Improper cleaning: There is oxide film on the surface of 6082 aluminum bar, which generally does not need cleaning.Just wipe the dust with a soft cloth.If corrosive cleaning reagent is used, the surface of 6082 aluminum bar will be corroded and oxidized, and mildew will become black.

The above is the introduction of the reasons for the blackening of the surface of 6082 aluminum bar. If you need to know the price of 6082 aluminum bar, please consult us.