Armor PVD: Chromium Nitride Protective Coating

Armor® PVD Chromium Nitride Protective Coating

Armor® Industrial Hard Carbon is an extremely hard yet ductile Chromium Nitride (CrN) coating with excellent abrasion, corrosion, and oxidation resistance. The low intrinsic stress properties of Armor® provide excellent adhesion to the substrate under the most demanding conditions and deliver long-lasting resistance to galling and fretting.

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Armor® Specifications

  • Coating Material: CrN
  • Color: Silver
  • C.O.F (dry) vs steel : 0.3
  • Hardness: 2000-2500 HV
  • Thickness: 1 to 5 μm
  • Max. working temp. :  700°C / 1300°F



holds edges longer


Protection at
high temperatures


Inert, resistant to
most liquids & gases


Wear resistance
2x–10x part life

With far-reaching benefits in almost every industry, it's easy to see why our Armor® PVD is a popular choice among our coating offerings.

Increased toughness and durability

  • Resistant to wear
  • Resistant to oxidation
  • Resistant to high temperature
  • Prevents fatigue
  • Provides impact and crack resistance
  • Resistant to abrasion and erosion
  • Withstands harsh environments
  • Resistant to aggressive and corrosive chemicals (such as acids)
  • Increased lubricity
  • Highly Inert
  • Minimal dimensional impact
  • Extends the lifetime of the component, reducing repair downtime


  • Aerospace
  • Automotive
  • Diesel
  • General Manufacturing
  • Marine
  • Military
  • Motorsports

Avoid equipment repairs and downtime costs.

Uncoated Used Piston

Make your instruments last 2x-10x longer and reduce operating expenses.

Normal Parts Life
Part Life with IHC Coating
ARMOR logo

Injection pump guides
Injection plungers
Injection pintles
Pistons & rings
Connecting rods

Rocker arms & shafts
Spring retainer
Valve locks
Damper pins
Piston pins

Bearing races
Lifter bodies
Oil pump rotor set
Transmission shafts & gears
Ring and pinion gears
Shifter parts

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Examples of Coated Parts


Armor® XD is a uniquely enhanced and incredibly tough Alloyed Chromium Nitride (CrN) coating. Beyond the outstanding abrasion, corrosion, and oxidation resistance found in standard nitride coatings, this advanced variant significantly elevated working temperature threshold, making it ideal for applications demanding superior heat resistance.

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Carbon Raptor® by IHC allows the engine, transmission, and drivetrain to operate at their highest efficiency.
When ceramics and other carbon-based protective coatings can’t meet the challenge, the combined hardness, lubricity, and flexibility of Carbon Raptor by IHC result in phenomenal wear resistance. This thin film can be applied evenly and thoroughly to both the most intricate and massive parts.

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Coating for Extreme Conditions

Casidiam’s® extremely hard base layer increases the load-carrying capacity and scratch-resistance of its tribologically effective DLC top layer even further, making it the perfect coating for applications where extreme contact pressures along with sliding velocities are present.

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DiaMed - a diamond-like coating for medical applications

DiaMed® is a biocompatible DLC for medical applications that significantly increases wear resistance and protects the underlying substrate from most corrosive agents. It can endure the extreme temperatures from multiple autoclaves and extend a product’s lifespan, reducing product replacement expenses and medical waste.

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