Corrosion Passivator

Heavy Duty (HD)

nC Corrosion Passivator – Heavy Duty (HD) is a combination of a metal treatment fluid backed by an extremely tough carbon fiber epoxy technology that provides superior resistance to impact from falling rock, abrasive dry cargo and abrasive containers. Extremely corrosion resistant in system with nC Corrosion Passivator – Primer WET or Primer 2-in-1. By forming electron pairs, particles enter into a chemical bond with the metal. Remains active for up to 15 years in fresh water and 5 to 8 years in salt water.

Important product features

  • Extra resistance to impact and abrasion.

Technical Information

Suitable for

Surfaces exposed to heavy mechanical stress.


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Application method

Roller, brush or spray.

Layer thickness (WFT)

Layer thickness 250μm to 1000μm possible.


550gr per m2 at 250 μm.

Drying time

Fast drying, ready for use after 12 hours.


Yes, after 6 hours.


Remains active in fresh water for up to 15 years.
Remains active in salt water for 5 to 8 years.


Storage between 5°C and 50°C.
Store 1 year in tightly closed container.


Adhesion DIN EN ISO 2409: Diamond test 0.
Salt spray test DIN EN ISO 9227: No rust.
VDA exchange test 621-415: After 2000 hours no defects to applied alloy.


Product Data Sheet (PDS)

Brochure Corrosion Passivator

nC Corrosion Passivator Brochure_English

Very high protection thanks to carbon fibres

Binding carbon fibers into the epoxy coating makes the coating suitable for harsh industrial conditions.

Protected against corrosion

Our Corrosion Passivator technology is included within the coating to provide extra protection against corrosion.

Lifetime up to 25 years

In system with nC Corrosion Passivator Primer or Cold Alloy (CA), nC Heavy Duty provides up to 10 years of protection.


Discover how our nC Corrosion Passivator products offer a solution to our customers.

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Contact us and find out what we can do for you.