Metal Finishing Techniques & Processes

AOTCO's Finishing Techniques

Since the earliest days of metal usage thousands of years ago, people have needed to manage and adjust the characteristics of their metal creations.

In modern times we employ a number of metal finishing techniques and technologies that continue this age-old endeavor.

Anodize & Hardcoat Anodize

Anodizing and Hardcoat Anodizing provide corrosion protection, electrical insulation, improved dielectric strength, and much more.

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Electroplating

Electroplating, oftentimes just referred to as plating, is the process of using electrodeposition to cover another object in a layer of one or multiple metals.

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Electroless nickel plating

Electroless Nickel deposition does not require an electrical current and provides uniform buildup on materials with complex shapes/geometry and across all external and internal surfaces.

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PASSIVATION

Passivation is a term for a variety of processes that make a metal or other substance unreactive, or passive.

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Electropolish

Electropolishing removes a thin microscopic layer and cleans the metal’s surface of any minerals or other impurities.

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chem films

Chem Film - often referred to as Conversion Coating or Chromate - is a category of surface treatments that can bring a variety of benefits, including resistance against corrosion.

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Benefits of Metal Finishing

Although metal finishing is a simple idea, it is one that can accomplish many goals, including >>

From its humble beginnings with our ancestors to the advanced techniques we employ today, metal finishing is part of our unending collective effort to improve the performance of the tools we build and the beauty of the things we create.

Preventing Corrosion
changing conductibility
altering emissivity
enhancing or reducing conductivity
modifying lubricity
improving wear
increasing hardness
improving heat response & resistance
enhancing aesthetic appearance
Preventing Corrosion

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Metal Finishing Techniques & Processes