ARK 500 is a nickel base cored wire with chrome-moly-boron content. This arc spray wire is extremely effective against corrosion. The hardness of the coating is 990 HV on average.

It is also very corrosion resistant in a broad range of acidic and chloride environments.

Main features

  • Good wear resistance
  • Excellent corrosion resistance

Typical applications

Nickel-Chrome-Moly wire has proven very effective as a coating material in paper mill digesters

Chemical composition of deposited metal (%)


Metallographic photo (SEM)

ARK 500 SEM metallographic photo

Coating XRD analysis

ARK 500 coating XRD analysis

Coating wear resistance (ASTM 65)

Please see PDF datasheet.

Click here to download the datasheet for Kooben ARK 500.