Single-component epoxy ester primer engineered for anti-corrosive protection on ferrous metals. Suited for coastal and high-humidity industrial environments. Air-dry or low-temperature bake cure, 25–30µm DFT per coat.
PLH53-4 Epoxy Ester Iron Oxide Red (Zinc Yellow) Anti-Rust Primer is a single-component epoxy ester anti-rust primer for steel structures; air-drying or low-temperature baking curing is specified.
The product is formulated with epoxy ester resin, iron oxide red, zinc oxide, corrosion inhibitor, extenders, additives, solvent, and drier. It is described as having good adhesion, a tough film, and convenient application for rust prevention.
Single-component anti-rust primer for steel structures
Specified for air-drying or low-temperature baking curing
Described as having good adhesion
Described as forming a tough film
Described as offering convenient application for rust prevention
Can be applied by airless spray, brush, or roller
This primer is suitable for steel corrosion protection projects in industrial environments.
Typical application areas
Steel structures
Guardrails
Mining equipment
Mineshaft equipment
| Item | Details |
|---|---|
| Mixing Instructions | Single-pack |
| Pot Life | No limit (as stated) |
| Application Methods | Airless spray, brush, roller |
| Thinner / Cleaner | X-7 epoxy thinner |
| Typical Dilution | 2–8% (air spray/roller may require more) |
| Recoat Interval / Overcoating Interval (25°C) | Minimum 24 h; maximum 7 days |
| Recommended DFT | 30–50 µm per coat (brush/roller: 30–40 µm per coat) |
Abrasive blasting or shot blasting to Sa 2.5, or power-tool cleaning to St 3; surface profile 30–75 µm.
| Item | Value |
|---|---|
| Product Type | Single-component epoxy ester anti-rust primer |
| Appearance / Color | Iron oxide red |
| Theoretical Consumption | 0.17 kg/m² at 50 µm DFT (losses not included) |
| Density / Specific Gravity | 1.4 kg/L |
| Drying / Curing (25°C) | Touch dry 1 h; hard dry 24 h; full cure 7 days |
| Packaging | 25 kg |
| Shelf Life | 12 months |
Storage
Store in a dry, cool, ventilated warehouse away from fire sources and direct sunlight; outdoor storage is not permitted.
This primer is compatible with alkyd topcoat and alkyd enamel.
What is this primer used for?
This primer is used on steel structures for corrosion protection.
Is this a single-component product?
Yes. The product is supplied as a single-pack coating.
What curing method is specified?
Air-drying or low-temperature baking curing is specified.
What application methods are recommended?
The product can be applied by airless spray, brush, or roller.
What surface preparation is required before application?
Abrasive blasting or shot blasting to Sa 2.5, or power-tool cleaning to St 3, with a surface profile of 30–75 µm.
What topcoats are compatible with this primer?
It is compatible with alkyd topcoat and alkyd enamel.
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