Blackening
02.2
Blackening technology
ZWEZ-Black are specialised products and processes for decorative black colouring and corrosion protection for all ferrous materials (steel, cast iron) including stainless steel.
Procedure
Single blackening
- Degreasing
- Rinsing
- Pickling
- Rinsing
-
Blackening
- Rinsing
- Neutralising
- Drying/oiling/painting
Double blackening
- Degreasing
- Rinsing
- Pickling
- Rinsing
-
Blackening
- Rinsing
-
Blackening
- Rinsing
- Neutralising
- Drying/oiling/painting