Third-Party Aluminum Anodizing & Finishing
WHO WE SERVE
- OEMs seeking reliable anodizing for assembled or fabricated parts
- Fabricators and machine shops who don’t offer finishing in-house
- Aluminum extruders without internal anodizing capabilities
- Architectural and commercial product manufacturers who demand high-end finishes
Packaging, bundling, and direct shipping to your customers
Surface preparation and pretreatment
Custom racking and masking
WHAT WE DO
Our Third-Party Anodizing Capabilities Include:
- Clear sulfuric anodizing
- Two-step electrolytic anodizing (decorative Class I & Class II finishes)
- Acid etch matte finishes
- Small part anodizing with custom racking solutions
- Long length anodizing up to 26 feet
- Finished assemblies and assembled component anodizing
- Custom packaging and handling solutions to protect delicate surfaces
VALUE ADDED SERVICES
- Custom racking and masking
- Surface preparation and pretreatment
- Packaging, bundling, and direct shipment to your customers
Whether you're finishing aluminum extrusions, machined parts, or fabricated assemblies, we provide the quality and flexibility you need. Our facility is certified to ISO 9001:2015 quality standards.



WHERE
Anodizing Services for your Supplied Components
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Servicing within the Indiana, Ohio, Michigan areas, and beyond, Bonnell Aluminum’s Elkhart, Indiana facility is a full-service anodizing and finishing center, offering third-party aluminum anodizing services for parts and components manufactured by other suppliers, extruders, or fabricators. Whether you produce your own aluminum components or outsource extrusion, our Elkhart team ensures your parts receive the durable, corrosion-resistant anodized finish required for peak performance and appearance.