Surface treatment activities and waste
Surface treatment. Effluents and regulations

Surface treatment means :

• electrolytic or chemical treatments and coatings ;

• painting and lacquering ;

• thermal and thermochemical treatments ;

• galvanizing or immersion coating in molten metal.

A surface treatment range can be divided into three sequences:

• preliminary preparation consisting of degreasing and stripping;

• main metal deposition or galvanizing process, which gives the part its appearance and/or another technical function;

• finish.

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