Epoxy Max Primer

EPOXY MAX Industrial Epoxy Primer is a high build, industrial grade primer that can be applied directly to properly prepared bare steel, galvanized, stainless steel, aluminum, concrete and masonry. This high-performance primer is specially designed for use in the harshest environments, including submersible applications. EPOXY MAX has excellent chemical and abrasion resistance. It meets NSF Standard 61 for tanks, pipes, valves and fittings (US manufacturing only). EPOXY MAX is available in Gray (MFI-575), Black (MFI-575B) and White (MFI-575W).

Compatible Substrates

  • Properly Prepared Bare Steel
  • Galvanized Steel
  • Aluminum
  • Concrete/Masonry
  • OEM Coatings


  • 1 Part: MFI-575/575B/575W EPOXY MAX Industrial Epoxy Primers
  • 1 Part: MFI-576 EPOXY MAX Activator

up to 10%: MFI-400 Series Zero VOC Reducer (Optional)

NOTE: Mix by volume and stir thoroughly. Make sure product temperature is between 50°F (10°C) and 90°F (32°C). Dry time can be accelerated by adding 4 oz. MFI-577-4 Accelerator to a 2 gallon ready to spray kit.


  • Apply 1-2 coats
  • Must be applied in a well-ventilated area
  • 30-minute flash between coats
  • If primer sits for more than 7 days it needs to be cleaned, sanded and recoated
  • Substrate temperature needs to be between 20°F (-6°C) and 122°F (50°C)
  • Drying time listed may vary, depending upon film build, temperature, humidity and degree of air movement.
  • Excess film thickness will retard dry times and affect the recoat window

Cure Times

  • Air-dry for DFT up to 5 mils32°F (0°C)50°F (10°C)70°F (21°C)90°F (32°C)
  • Dry to Touch24 hours8 hours2 hours1 hour
  • Dry Through38 hours14 hours5 hours3 hours
  • Dry to Recoat/Topcoat24 hours12 hours6 hours3 hours
  • Max. Recoat w/ Epoxy Max90 days60 days30 days14 days
  • Max. Topcoat w/ polyurethanes30 days 21 days7 days4 days


  • 32°F (0°C)50°F (10°C)70°F (21°C)90°F (32°C)
  • 24 hours8 hours2 hours1 hour

Application Equipment

  • Airless Spray Standard equipment having a 45:1 or higher pump ratio, with a 0.017 – 0.021 inch fluid tip
  • Conventional Spray Industrial equipment, such as DeVilbiss MBC or JGA or Binks 18 or 62 spray gun. A moisture and oil trap in the main air supply line, a pressure material pot with mechanical agitator ad separate regulators for air and fluid pressures are recommended
  • Brush or Roller Natural bristle brush or 3/8” nap roller with a solvent resistant core. More than 2 coats may be required to achieve desired thickness


Technical Data

  • Sheen: Semi-gloss
  • Salt Spray Resistance – 1000 hours: Excellent
  • Chemical Resistance: Excellent
  • Abrasion Resistance: Good


Physical Properties

  • Weight per gallon: 11.7 lbs./gal
  • Weight Solids (%): 55.0 + 2.0
  • Volume Solids (%): 85.0 + 2.0
  • Coverage (@4mil, no loss): 341 sq. ft./gal
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