PLH53-1 Epoxy Red Lead Anti-Rust Primer

Epoxy Red Lead Anti-Rust Primer (2K) – Two-component epoxy anti-rust primer for steel corrosion protection.

  • For tanks, gas holders, offshore/underwater steel structures, and buried pipelines.
  • Mix ratio 28:4; pot life 4 h (25°C).
  • Recoat 24 h–7 d (25°C); overcoatable with epoxy and polyurethane systems.
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PLH53-1 Epoxy Red Lead Anti-Rust Primer Description

Overview

PLH53-1 Epoxy Red Lead Anti-Rust Primer is a two-component epoxy anti-rust primer for corrosion protection of steel structures and equipment.

The product is formulated with epoxy resin, red lead anti-rust pigment, fillers, additives, solvents, and an amine curing agent, and is supplied as Part A and Part B.

Key Benefits

  • Designed for corrosion protection of steel structures and equipment

  • Suitable for use as an anti-corrosion primer on industrial steel surfaces

  • Can be applied by airless spray, brush, or roller

  • Suitable for gas holders, storage tanks, offshore platforms, and buried pipelines

  • Compatible with a wide range of intermediate coatings and topcoats

This primer is suitable for a wide range of steel protection projects in industrial and marine environments.

Typical application areas

  • Gas holders

  • Storage tanks

  • Mines

  • Offshore platforms

  • Underwater steel structures

  • Buried pipelines

  • Steel structures in factories and buildings

  • Equipment steel surfaces used as an anti-corrosion primer

Application Guide

Item Details
Mixing Ratio (A:B) 28:4
Induction Time 5 min
Pot Life 4 h
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 60–80 µm per coat (brush/roller: 40–50 µm per coat)

Surface Preparation

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

Technical Data

Item Value
Product Type Two-component epoxy anti-rust primer
Appearance / Color Orange-red
Theoretical Consumption 0.19 kg/m² at 50 µm DFT (losses not included)
Density / Specific Gravity Approx. 1.6 kg/L
Drying / Curing (25°C) Touch dry 1 h; hard dry 24 h; full cure 7 days
Packaging Part A 28 kg; Part B 4 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.

System Compatibility

This primer is compatible with epoxy MIO intermediate coating, epoxy topcoat, polyurethane topcoat, acrylic topcoat, chlorinated rubber topcoat, high chlorinated polyethylene topcoat, chlorosulfonated polyethylene topcoat, and chlorinated ether topcoat.

Frequently Asked Questions

What is this primer used for?
This primer is used for corrosion protection of steel structures and equipment.

What substrates and structures is it suitable for?
The product is suitable for gas holders, storage tanks, mines, offshore platforms, underwater steel structures, buried pipelines, steel structures in factories and buildings, and equipment steel surfaces.

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 is recommended, or power-tool cleaning to St 3. A surface profile of 30–75 µm is specified.

What is the recommended recoat interval?
The minimum recoat interval is 24 h at 25°C, and the maximum interval is 7 days.

What coatings is it compatible with?
It is compatible with epoxy MIO intermediate coating, epoxy topcoat, polyurethane topcoat, acrylic topcoat, chlorinated rubber topcoat, high chlorinated polyethylene topcoat, chlorosulfonated polyethylene topcoat, and chlorinated ether topcoat.

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