Automatic Aluminum Coil Pretreatment Line

- Advanced full-spray technique and device, together with German & US cleaning agent and pretreatment technique, are combined to degrease, clean and pretreat aluminum coil.
- After pretreatment, the surface is clean and glossy, a firm lacunary oxide film is formed, this makes painting well adhesive to the surface.
- This line is specially designed for cleaning, neutralization and film treatment, in order to make sure painting is effectively and tightly adhesive to pretreated film at coating.
- Pretreatment is aimed at preventing oxidized film rusting and adding adhesiveness and anti corrosion after coating. The chromizing layer which looks natural, golden or blue green, is to make tight adhesiveness between coating and chromizing layer.
- This line adopts worldly advanced technology, suitable for various chemicals, easy operation and maintenance.
- Our environment friendly pretreatment line wona t generate any waste water, together with chemicals pretreatment, after drying, forms a strong film.
- No need to rinse, this can largely reduce waste water, cost of production and room occupation.