Aluminum Pretreatment
Superior Coating Performance
Aluminum pretreatment is a critical step in metal finishing that ensures coatings adhere properly and last longer. Pretreatment processes, such as degreasing, alkaline or acid etching, desmutting, and conversion coating, remove contaminants, condition the surface, and enhance chemical reactivity.
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Common Pretreatment Steps
- Cleaning/Degreasing – Removes oils and residues with alkaline or solvent cleaners.
- Etch – Acid or alkaline etch strips oxide and textures the surface.
- Desmut – Acid baths remove alloying element residues after etching.
Key Benefits
- Improved Adhesion
- Enhanced Corrosion Resistance
- Surface Uniformity
- Improved Aesthetics
- Reduces Rework & Scrap
Why PSI Makes a Difference
- We are YOUR trusted knowledge source
- We help YOU save valuable time
- We support YOU in reducing costs
- We empower OUR customers to achieve better results
- We are YOUR single source for all your metal finishing needs
Common Pretreatment Steps
- Cleaning/Degreasing – Removes oils and residues with alkaline or solvent cleaners.
- Etch – Acid or alkaline etch strips oxide and textures the surface.
- Desmut – Acid baths remove alloying element residues after etching.
Key Benefits
- Improved Adhesion
- Enhanced Corrosion Resistance
- Surface Uniformity
- Improved Aesthetics
- Reduces Rework & Scrap
Why PSI Makes a Difference
- We are YOUR trusted knowledge source
- We help YOU save valuable time
- We support YOU in reducing costs
- We empower OUR customers to achieve better results
- We are YOUR single source for all your metal finishing needs
