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Black Oxide Finishing Service

eMachineShop makes it easy to design and order custom parts with black oxide. Simply download the free CAD software, design your part, select the desired finish and order online.


Black oxide metal finishing produces a matte black finish. Parts that are treated with a black oxide finish have minimal surface change, have mild corrosion resistance, are often considered more attractive than unfinished parts. The process is low cost. 


Black oxide is generally used on ferrous metals. Examples of parts that often benefit include: Custom Metal BracketsCustom Robot PartsCustom heat sinksCustom washersCustom wrenchesCustom Motorcycle PartsCustom Auto PartsCustom Pulleys, nuts, bolts, washers and other mechanical components.

How to Proceed

We can quote your job using conventional CAD files or you can use our unique free CAD software where you can: design your part quickly and easily, get instant pricing, and order online.

Black oxide
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