
Blackening Chemicals For Metal
- Blackening chemicals are used to create a protective and decorative black finish on metals like steel, iron, aluminum, and copper. The process enhances corrosion resistance, reduces glare, and improves aesthetics.
* Cold Blackening (For Steel & Iron)
- Chemicals Used: Copper Selenium solution
* Process:
1. Metal is cleaned and immersed in a chemical solution at room temperature.
2. A thin black patina forms on the surface.
3. Sealed with oil for durability.
- Pros: Simple, no heat required.
- Cons: Less durable than hot black oxide.
- Applications: Small metal parts, decorative applications.# Blackening Chemicals Manufacturer.