PLS53-61 Polyurethane red iron oxide anti-rust primer

Overview
Two-component anti-rust primer with fast drying and low-temperature applicability.​
Features include very good adhesion, anti-rust performance, and resistance to oil and water.​

Composition
Based on hydroxyl-containing resin, premium red iron oxide anti-rust pigment, refined fillers, additives, and solvents.​
Cured with polyisocyanate prepolymer; supplied in Part A & Part B packs.​

Typical uses
Anti-rust primer for all steel structures.​
Also suitable for long-term anti-corrosion on concrete and aluminum alloy surfaces.​

Technical data (typical)

• Appearance: Red iron oxide color.​

• Theoretical consumption: 0.11 kg/m² at 35 μm (excluding loss).​

• Density: 1.3 kg/L.​

• Drying time (25°C): Surface dry 2 h; hard dry 24 h; fully cured 7 d.​

Application data (25°C)

• Mixing ratio (Part A:Part B): 4:1.​

• Induction time: 5 min.​

• Pot life: 3 h.​

• Application methods: Airless spray, brush, roller.​

• Thinner: X-10 polyurethane thinner; dilution 3–7%.​

• Recoat interval (25°C): Min 24 h; max 7 d.​

• Recommended coats / DFT: 1 coat 30–60 μm; brush/roller 1 coat 30–40 μm.​

Surface preparation
Steel: shot blasting or sand blasting to Sa 2.5, or power-tool cleaning to St 3.​
Surface profile: 30–75 μm.​

System compatibility / packing / storage

• Compatibility: Polyurethane intermediate coating/topcoat; acrylic polyurethane topcoat.​

• Packing: Part A 24 kg; Part B 3 kg.​

• Storage: Shelf life 12 months; store dry/cool/ventilated, away from fire and direct sunlight; no outdoor stacking.