Hard Metal Extra

Special hardener for enamel paints

It hardens the paint film, and increases its resistance to friction and bumps.


  • Increases hardness
  • Reduces drying time
  • Enhances resistance to weather conditions



Technical Info

Technical Information

Ready to use

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General Information

Hardener for alkyd enamel paints. It hardens the paint film. It increases resistance to friction and bumps. Suitable for hardening needs at 60ºC and 70ºC. It ensures faster drying and higher resistance to weather conditions. FOR PROFESSIONAL USE ONLY.

How to Use

  • The product is ready to use.
  • Add up to 10% v/v to the suitable KRAFT enamel paint according to the product indications. A hardener’s concentration above 10% v/v makes the film hard and brittle.
  • Clean the tools with KRAFT NITRO 1100.
  • Close the canister well to preserve it in good condition for future use. Store before or after opening in a cool place, avoiding sunlight or frost conditions.

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