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Industrial Metal Finishing

Metal Surface Finishing Services

AOTCO provides metal surface finishing services to the medical, aerospace, defense/military, optics, and other advanced technology industries. AOTCO provides exceptional quality and rapid turnaround in a wide range of finishing services including: passivate, precious metals plating (gold, silver, rhodium), electroless and electrolytic nickel, copper, tin and tin/lead, hardcoat anodize, sulfuric anodize, electropolish, and many others. We specialize in complex finishes involving masking, multiple finishes, and/or exotic substrates.
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Clean energy (2)

Clean energy

Clean energy

From fuel cells, clean hydrogen, PEM electrolyzers, and so much more…. AOTCO supports advanced manufacturers and innovators across the clean-tech sector.
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Defense

Defense

For decades AOTCO has partnered with the nation’s leading defense firms to ensure peak performance of the critical tools our defenders need.
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Aerospace & 
Aviation

Aerospace & 
Aviation

NADCAP accredited, AOTCO brings a long history of supplying precision-finished aerospace parts to commercial and defense aerospace industry manufacturers.
Medical

Medical and Life sciences

Medical and Life sciences

Since 1975, medical manufacturers have relied on ISO 13485 certified AOTCO to provide finishing services for critical life-saving components.
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Semiconductors

Semiconductors

AOTCO meets the moment to support our nation’s critical Semiconductor industry and deliver expert finishing services.
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Optics

Optics

AOTCO supports advanced manufacturers of optics components for aerospace, defense, surgical, and other highly specialized scientific fields.
Machine Shop-1

Machine Shops

Machine Shops

AOTCO supports machine shops and manufacturers across the country with quick turnarounds and expert multi-material finishing across a wide variety of substrates.
Telecommunications

Electrical & Telecommunications

Electrical & Telecommunications

AOTCO provides extensive surface finishing services to our clients in the electrical and telecommunications industries.
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