CHEMICAL FILM
Also known as Chemical Conversion, Iridite or Alodine, is a chromate conversion coating that is applied only to the surface of aluminum. It gives good corrosion protection as well as providing an excellent base for painting. The color can vary from colorless (when specified) to golden – iridescent – brown.
Our materials conform to MIL-C-81706. The coating should be continuous, free from powdery areas, breaks, scratches, etc.
Specification |
Comments |
|---|---|
| MIL-C-5541 | No dimensional change. |
| Type I | Hexavalent |
| Type II | Trivalent (ROHS Compliant) |
| Class 1A | Class 1A is used as a corrosion preventative film (unpainted) or to improve adhesion of paint finish systems. |
| Class 3 | Class 3 is used as a corrosion preventative film for electric and electronic applications, where low resistance contacts are required. |
QUALITY * SERVICE * COMPETITIVE PRICING