Tumbling
The tumbling is a mechanical treatment of the surface, which consists in mechanically remove residues from the
Pickling
The pickling is a chemical operation used to remove the calamine, or flake from lamination, oxides (rust)
Degreasing
The degreasing is a chemical operation carried out to eliminate oil, greas and pastes, on the surfaces
Polishing
The polishing is a mechanical process, which consists in making the irregular and opaque surface of an
Brushing – silking
The silking is a mechanical treatment, which consists in making an irregular and oxidized surface of an
Sandblasting
The sandblasting is a mechanical process, which consists in making an irregular and oxidized surface of an
Frosting
The frosting is a mechanical process which consists in making the irregular and oxidized surface of an