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Metal Finishing for Medical Applications

ISO 13485 Metal Finishing For Bio-Compatible Parts

The Medical, Dental and Orthopedic industry has extremely demanding requirements for the instruments and devices used on and in human bodies. With human lives, billions of dollars of invested capital and brand reputation on the line, getting it right every time is an absolute necessity.

Equally important, this industry is regulated with tight standards for both production and product traceability, so working with the right finishing partner is essential to manage risk.

AOTCO Metal Finishing is proud to continue a long history of supplying precision-finished medical parts to both commercial and defense medical industry companies.

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Surgical Tools

Surface Finishing For Medical Devices and Biocompatible Implants

Since 1975 medical firms have relied on ISO 13485 certified AOTCO to provide the medical device & implant surface finishing for critical life-saving components.

AOTCO brings deep experience working with some of the most demanding materials needed for Medical applications. Parts used on in people need to be hygienic and bio-compatible. And with the explosive growth of portable and wearable medical devices the need for weight reduction is more important than ever.

In addition to plating on plastic, AOTCO has deep experience working with Ultra Light Metals – including Titanium, Beryllium, Magnesium, Aluminum, and various alloys – which are often the ideal solution for Medical, Dental & Orthopedic product needs.

Further, AOTCO’s broad range of finishing technologies allows us to serve both common and specialized Medical customer needs.

  • Anodizing (a broad range is offered)
  • Passivation (needed for stainless steel instruments)
  • Plating (more than 20 plating processes on more than 25 substates to the standards of more than 60 finishing specs)

Coupled with our laser marking & engraving capabilities, AOTCO enables companies meet the evolving need to Track and Trace Medical Parts throughout their production and lifespan.

In-house Expertise

Our in-house problem-solving team of engineers, routinely works with customers to develop solutions for new products. With a quiver full of certified specs, AOTCO Labs is ready to help your Medical design team find the right solution to hit the target.

In short, AOTCO’s expertise with Anodizing, Passivation, Plating, and other finishing techniques provides you with a complete set of solutions for the most-demanding Medical surface finishing needs.


AOTCO’s wide range of surface finishing competencies are bolstered by AOTCO Labs, our in-house problem-solving team of engineers. This group brings decades of finishing skills and know-how to help customers to develop solutions for new products.

Typical Finishing Goals for Medical
  • Meeting Regulatory Requirements
  • Non-Toxic / Bio-Compatible
  • Corrosion Protection
  • Strength to Weight Ratio
  • Durability
  • Hardness
  • Wear & Abrasion Resistance
  • Thermal Conductivity
  • Electrical Insulation
  • RFI/EMI Shielding
  • Tight Dimensional Tolerances
  • Range of Colors / Dyes
  • Supply Chain Certainty

Frequently Asked Questions

  • Rapid Turnarounds
  • Multi-Material Finishing
  • Unusual Combinations
  • Low Volume - High Mix
  • Exotic Materials
  • Complex Geometries
  • Production Scaling (high volume)
  • Dedicated Capacity (high volume)
  • Working Collaboratively with Your Team to Invent Solutions for New Products

Looking for Specs?

Learn more about the specifications AOTCO offers, including NADCAP-accredited and RoHS-compliant ones.
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Have Questions?
We're Happy to Help.