Metal finishes for iron, steel, brass, copper, bronze and nickel.

metal finishes

Birchwood Technologies has a full array of metal finishes to achieve black, brown, patina green, plus varying colors in between. We offer full immersion processes as well as a variety of brush-on liquids and gels, making it easy to achieve the finish your project requires. And we have a full line of cleaners, sealants, and rust preventives.

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For Production Finishing We Offer Free Sample Finishing to Evaluate Options
Free Sample Finishing to Evaluate Options

Analyze, Compare, and investigate In-House Finishing. Download PDF


Rust Blocker With Low VOC Content, High Flashpoint And No Odor Available From Birchwood Technologies

Rust Blocker With Low VOC Content

Dri-Touch® Amber is Birchwood Technologies' rust blocker with low VOC content, high flashpoint and virtually no odor. It’s the answer to today’s environmentally conscious manufacturers who require a high level of rust protection for their products. Read More


Tru Temp® Black Oxide Finish Is Ideal For Machine Tool Components – It’s Durable, Attractive And Resists Corrosion With Many Application Benefits

TRU TEMP® Black Oxide

High value tooling such as toolholders, workholding and turret press tooling takes on an attractive, protective black oxide finish when finished with the Tru Temp low temperature, non-polluting black oxide system from Birchwood Technologies.

Extremely durable, the Tru Temp process provides a satin black magnetite coating, 20 millionths thick (0.54 micron) with no effect on component material hardness or tensile strength. Components such as gears, sprockets and couplings operate with no functional change while the finish adds substantial protection. Tests verify Tru Temp withstands up to 100 hours of neutral salt spray (ASTM B 117) or several hundred hours of humidity (ASTM D 1748).

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Ask the Finishing Pros 
at Birchwood Technologies

Have a Finishing Question?

Ask the Finishing Pros
at Birchwood Technologies

 
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