Qiaoshan brand epoxy grease anti-rust primer

One year.
If the shelf life is exceeded but inspection confirms the product is qualified, it may continue to be used.


Safety and Protection Notes

  1. Ensure good ventilation during application and curing to maintain continuous fresh air circulation.

  2. Wear appropriate protective equipment to avoid skin contact and inhalation of solvents, and observe fire safety precautions.

Category:

Formulated with epoxy resin, anti-rust pigments, body pigments, various additives, and organic solvents, processed through fine grinding and dispersion.


Features

The coating film is tough with excellent adhesion to metal surfaces and strong anti-corrosion performance.
Easy application; can be air-dried or oven-baked.


Application

  • Iron red and light gray: suitable for anti-rust protection on steel structures and iron surfaces.

  • Zinc yellow: suitable for decorative coating on aluminum alloy surfaces.


Application Parameters

  • Density: 1.3–1.5 kg/L

  • Dry Film Thickness: 25–30 μm

  • Theoretical Coverage: 0.13–0.18 kg/m² (one coat)

  • Flash Point: approx. 39°C

Drying Time

  • Through dry: ≤18 h (23°C ±2°C)

  • Surface dry: ≤1 h (120°C ±2°C)

Performance

  • Salt spray resistance (3%): ≥48 h, no rusting, no blistering

  • Acid resistance: no blistering, no swelling, no discoloration

  • Recoat Interval: minimum 48 h, maximum 7 days

  • Recommended Coats: one to two coats

Recommended Topcoats

  • Various amino baking enamels

  • Various acrylic baking enamels

  • Various acrylic air-drying enamels


Surface Preparation

Metal surfaces must be degreased, derusted, and phosphated before application.
Aluminum alloy surfaces should be lightly sanded if necessary.


Application Conditions

  • Substrate temperature: at least 3°C above the dew point

  • Application method: air spray, roller coating, or brush coating

  • Thinner: use dedicated epoxy thinner

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