Surface Finishing

Specialty Coatings

Specialty metal coating services and surface treatments available through sister company TDC Systems.

Surface Finishing
Overview

Manganese phosphate coating, passivation services, and abrasive blasting

Total Manufacturing offers specialty coatings through partnership with sister company TDC Systems, a NADCAP-accredited coating provider founded in 2003 and based in Willoughby, Ohio, part of the same portfolio of companies as Total Manufacturing. TDC Systems performs all specialty coating work, including manganese phosphate coating per MIL-DTL-16232, dry film lubricant application (also called dry film lubricant coating), nitric and citric passivation, and abrasive blasting and metal finishing services. This gives customers access to a wide range of coating services without managing a separate vendor relationship. TDC's passivation process uses acid to remove free iron from stainless steel surfaces, restoring the material's natural corrosion resistance for parts exposed to corrosive environments. Manganese phosphate coating, applied using a phosphoric acid solution, creates a porous crystalline layer on steel surfaces that holds oil and lubricant, improving wear resistance and helping prevent galling between moving or contacting parts. Together, these processes give customers corrosion protection and clean metal finishes on a wide range of metal parts. Visit tdcsystems.com to learn more about TDC Systems' coating services.

4
Coating processes offered
MIL-DTL-16232
Manganese phosphate spec
Nitric & citric
Passivation types
Equipment‍

Equipment and technical specifications

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Equipment Type
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Model
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Equipment shown is representative of what supports this capability. Contact us for more information or to confirm we can support your project.

Products

Products and components we manufacture

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Machine bases

Large structural bases for custom machinery and industrial equipment.

Weldments

Custom welded structures produced to drawing requirements.

Fixturing

Custom fixtures and tooling for production applications.

Housings

Custom housings produced to customer drawings and specifications.

Shafts

Precision shafts for rotating equipment and mechanical systems.

Plates

Custom machined plates, including large-format components.

Materials we work with

A wide range of metals, machined in-house

From common steels and aluminum to high-temperature and exotic alloys, we regularly machine a broad range of materials for demanding programs.

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Stainless Steel

Stainless Steel · Precipitation-Hardening Stainless Steel

Carbon & Alloy Steel

Carbon Steel · Alloy Steel · HSLA Steel

Aluminum

Aluminum alloys

Titanium

Titanium alloys

Nickel & High-Performance Alloys

Nickel Alloys · Inconel

Copper, Brass & Bronze Alloys

Copper · Brass · Bronze · Aluminum Bronze · Silicon Bronze

Specialty & Exotic Materials

Specialty Alloys · Exotic Metals

Quality & Inspection

Quality built into the process

We approach every project with a commitment to precision, consistency, and workmanship.

.0001"
Inspection capability
CMM
Precision Inspection
144" x 48"
Granite inspection surface

Process control

In-process checks help keep work aligned with drawings and specifications through final inspection.

Precision inspection

CMMs, optical comparators, and manual gaging help verify critical dimensions and complex part geometry.

Material traceability

Material traceability is maintained throughout production to support regulated work and audit readiness.

Documentation & compliance

Quality records are managed alongside production to support customer, compliance, and program needs.

Industries We Serve

Manufacturing for the most demanding industries

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Turbofan engine on aircraft wing

Aerospace

Aerospace

Flight-critical parts machined to spec with the documentation programs demand.

Modern military fighter jet on the flight line

Defense & Military

Defense & Military

ITAR-compliant work for defense programs, from prototype to sustained production.

Stainless steel process piping and valves

Commercial Nuclear

Commercial Nuclear

Nuclear-grade work delivered through our partnership with Trust Manufacturing.

Industrial robot arm on an automation assembly cell

Machine Builders

Machine Builders

Complex components and assemblies for custom equipment and machine builds.

All capabilities

Explore our manufacturing capabilities

See our full range of in-house manufacturing capabilities that support complex, multi-step work from start to finish.

FAQs

Frequently asked questions

Have questions? Here are answers to some of the questions we hear most often.

Why does Total Manufacturing partner with TDC Systems for specialty coatings?

TDC Systems is part of the same portfolio of companies as Total Manufacturing, giving customers a trusted, NADCAP-accredited coating partner without needing to qualify a separate outside vendor. This keeps specialty coating work connected to the same quality standards and documentation practices used throughout Total Manufacturing's other capabilities.

What should I include when requesting a quote for specialty coating work?

Include the applicable coating or passivation specification, base material, drawing requirements, and any masking requirements for the part. Contact us today or request a quote and our team will coordinate directly with TDC Systems to confirm process fit, turnaround time, and pricing.

Can specialty coatings be coordinated with machining and fabrication?

Yes. Specialty coating requirements can be identified during quoting and coordinated alongside CNC machining, fabrication, welding, and finishing so the coated part moves through production as a single project.

What is manganese phosphate coating used for?

Manganese phosphate coating, applied per MIL-DTL-16232, improves corrosion resistance and provides a surface that holds oil or other lubricants well. It's commonly specified for components that require wear resistance under friction or repeated contact.

What specialty coatings does Total Manufacturing offer?

TDC Systems provides manganese phosphate coating, dry film lubricant application, nitric and citric passivation, and abrasive blasting for machined and fabricated components produced by Total Manufacturing. These processes address corrosion resistance, lubricity, and surface preparation needs beyond standard in-house finishing.

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Broad range of in-house manufacturing capabilities

Collaborative project support

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