Chemical washing

Thanks to the versatility of our plant it is also possible to carry out only washing and/or passivation cycles of the parts.

Below you can find the complete standard cycle, all the phases are optional and can be used according to the customer’s needs:

Position 1: Spray alkaline degreasing. Temperature: 45°- 60°C

Position 2: Alkaline degreasing by submersion. Temperature 45°- 60°C

Position 3: Alkaline degreasing by submersion. Temperature 50°- 60°C

Position 4: Rinsing by submersion. Room temperature

Position 5: Rinsing by submersion. Room temperature

Position 6: Acid hot pickling. Temperature 45°- 50°C

Position 7: Rinsing. Room temperature

Position 8: Micronized zinc activation. Room temperature

Position 9: Micronized salt zinc phosphate treatment by submersion. Temperature 30°-40°C

Position 10: Rinsing by submersion. Room temperature

Position 11: Demineralised water rinsing. Room temperature

Position 12: Aluminium passivation bath. Room temperature

Position 13: Treatment with film-coating nanotech agent with passivating effect zirconium + Cr III by submersion. Room temperature

Position 14: Demineralised water rinsing. Room temperature

Position 18: Blowing chamber

Position 19: Manual blowing

Position 20: Drying. Temperature 50°- 100°

Position 21: Drying oven, reticulation, firing. Temperature 170°C, 85 min.

Position 22: Cooling