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Surface Finishing Guide

Explore surface finishing guides covering common processes, material compatibility, appearance, and functional requirements for custom parts.

Surface Finishing Guide

1 Articles
Metal Parts in a Black Oxide Treatment Basket
Blog8 min read

What Is Black Oxide? How It Works and When to Use It

Black oxide is a dark surface finish used on suitable steel and other iron-based parts. In a conventional hot process, chemicals react with the metal surface to form a thin layer of black iron oxide called magnetite.

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