Skip to content

Metal Finishing Services

AOTCO offers various services involving the plating and anodizing industries. We are both NADCAP and ISO 13485 certified. AOTCO’s expert capabilities and services include, but are not limited to:

  1. Custom Masking/Selective Plating of specific target areas
  2. Multilayer plating (ex: CuàNiàAu)
  3. Beryllium substrate plating
  4. Precious Metal Plating:
    1. Gold (MIL-G-45204, ASTM-B488, AMS-2422, AMS-2425)
    2. Silver (AMS-2410, AMS-2412, QQ-P-365, ASTM-B700
    3. Cadmium Plating (QQ-P-416, AMS-2400)
    4. Rhodium Plating (MIL-R-46085)
  5. Chem Film (MIL-C-5541, MIL-DTL 81706, ASTM-B449)
  6. Electrolytic Nickel (QQ-N-290, MIL-P-27418, AMS-2403, AMS-2423, AMS-2424)
  7. Electroless Nickel (AMS-2404, AMS-2405, MIL-C-26074, ASTM-B733)
  8. Copper (AMS-2418, MIL-C-14550)
  9. Tin/Lead (BOTH 60/40 AND 90/10) (MIL-P-81728, MIS-41177)
  10. Passivation (QQ-P-35, AMS-2700, ASTM-A380, ASTM A967, ASTM-F86)
  11. Black Oxide (MIL-C-13924)
  12. Type II Sulfuric Anodize, dyed, sealed (MIL-A-8625)
  13. Type III Hardcoat Anodize in Black, Titanium Anodize, Hardcoat with Teflon (AMS-2468, AMS-2469, MIL-A-8625, ASTM-B580, AMS-2488, AMS-2482)

Additional Services offered:

Hydrogen Embrittlement Stress Relief, up to 400F, in a “nitrogen rich” environment.

AOTCO is an approved supplier of Boeing, BAE, Raytheon, Lockheed Martin, General Dynamics, SpaceX, L3 Harris, and many more military contract companies.

At AOTCO, we are dedicated to meeting and exceeding our customer’s needs and expectations. If there is an additional challenge you would like to collaborate on, please reach out to us at (978)667-8298 or click here to contact our sales/engineering experts.

If you need a finishing partner who will listen carefully and then Make it Happen for You, call AOTCO at 1 888 275 0880

Since 1975 AOTCO Metal Finishing LLC has delivered outstanding results for clients with the toughest requirements for metal finishing.

Request a Quote