Select the right anodizing type for your aluminum parts
| Type | Thickness | Hardness | Color | Use |
|---|---|---|---|---|
| Type I (Chromic) | 2-5 microns | Soft | Gray | Aerospace, tight tolerances |
| Type II (Sulfuric) | 5-25 microns | Moderate | Various | General decorative |
| Type III (Hard Coat) | 25-100 microns | HRC 50-65 | Dark gray | Wear resistance |