ASTRO-KOTE HF is a low-viscosity oil-based rust preventative coating designed to protect ferrous materials from rust. ASTRO-KOTE HF is a water-displacing product. This product is intended to be used as received. It is not to be mixed with water.
ASTRO-KOTE HF may be used to protect castings, cast iron, steels and packaged parts from rust.

Product Data Sheet


ASTRO-KOTE HF may be applied by immersion, flooding, swabbing or other suitable method.

Features & Benefits

  • Provides Up To One Year Indoor Storage Protection of Parts
  • High Flash (125° C / 257 °F)
  • Easily Removed With Warm Alkaline Cleaner or Solvent
  • Leaves Slight Oily Film


Astro-Kote HF is intended to be used as received and is not dilutable with water.

Typical Properties

Appearance-ConcentrateClear Brown liquid
Residual FilmSoft Waxy/Oily
Specific Gravity @ 60°F0.85 ± 0.03
Lbs/Gallon7.1 ± 0.1
Flash point, PMCC125 °C/ 257°F