Anti-Rust & Primer Coatings Series

Anti rust and primer coatings are the foundation of any industrial anti-corrosion system.
They are designed to provide initial corrosion resistance, strong substrate adhesion, and system compatibility, ensuring long-term durability of steel structures exposed to harsh industrial environments.

This series includes zinc-rich primers, epoxy anti-rust primers, and general industrial primers, widely used in steel fabrication, infrastructure, machinery manufacturing, and EPC projects.

Why Anti-Rust & Primer Coatings Matter

Corrosion typically begins at the substrate level.
Without a high-performance primer, even premium topcoats will fail prematurely.

Key functions of industrial primers:

  • Protect bare steel from flash rust

  • Improve adhesion between substrate and coating system

  • Provide sacrificial or barrier protection

  • Extend overall coating system lifespan

industrial steel surface priming before coating application
primer coating adhesion and corrosion resistance performance

Key Performance Advantages

Excellent Adhesion to Steel

Designed for sandblasted or mechanically cleaned steel surfaces.

Early-Stage Corrosion Protection

Prevents oxidation during fabrication, storage, and transport.

System Compatibility

Compatible with epoxy, polyurethane, acrylic, and fluorocarbon topcoats.

Multiple Protection Mechanisms

Includes zinc sacrificial protection and barrier-type anti-rust systems.

Typical Anti-Rust & Primer Coating Types

zinc rich primer coating for steel corrosion protection

Zinc-Rich Primer Coatings

Typical Use:
Bridges, offshore structures, heavy steel fabrication

Features:

  • High zinc content for cathodic protection

  • Excellent corrosion resistance in severe environments

zinc rich primer coating for steel corrosion protection

Epoxy Anti-Rust Primer

Typical Use:
Industrial plants, machinery, pipelines

Features:

  • Strong adhesion

  • High chemical and moisture resistance

Industrial Coatings & Anti-Corrosion Systems | Product Catalog – HUILI

General Industrial Primer

Typical Use:
Light-to-medium duty steel structures

Features:

  • Cost-effective protection

  • Easy application

zinc rich primer coating for steel corrosion protection

Typical Applications

  • Steel structure fabrication

  • Machinery and equipment manufacturing

  • Infrastructure projects

  • Prefabricated steel components

Industrial steel coating systems designed to meet international standards and specifications

Why Choose Our Anti-Rust & Primer Coatings

  • Proven performance in industrial projects

  • Stable quality & consistent formulation

  • Full system compatibility support

  • Technical guidance from specification to application

Find the right product for your needs

HUILI anti-corrosion coatings metal paint pail

Vinyl Phosphating Primer (2K) – Two-component phosphating primer for galvanized steel, aluminum, and other light metals.

  • Forms chemical adhesion to improve intercoat adhesion of subsequent coatings.

  • Low film thickness system: 15–25 µm DFT per coat; theoretical consumption 0.06 kg/m² at 20 µm DFT.

  • Min. recoat 2 h (25°C); dedicated PLX06 thinner (10–20%).

HUILI anti-corrosion coatings metal paint pail

Epoxy Sealer Primer (2K) – Two-component penetrating sealer primer for porous substrates.

  • For cement mortar, concrete, and fiber cement boards; also stated for wood.

  • Concrete moisture content < 6% before application (as stated).

  • Mix ratio 16:4; theoretical consumption 0.29 kg/m² at 50 µm DFT.

HUILI anti-corrosion coatings metal paint pail

Modified Epoxy Iron Oxide Red Primer (2K) – Two-component modified epoxy iron oxide red anti-rust primer for steel and concrete.

  • For corrosion protection of steel structures and concrete surfaces.

  • Water and corrosion resistance with strong adhesion (as described).

  • Mix ratio 24:3; recoat 24 h–7 d (25°C).

HUILI anti-corrosion coatings metal paint pail

Epoxy Glass Flake Intermediate Coating (2K) – Two-component epoxy glass flake intermediate coating for heavy-duty barrier protection.

  • For marine/offshore, chemical areas, underground mines, and wastewater facilities; steel and concrete substrates.

  • Mix ratio 25:2.5; pot life 4 h (25°C).

  • Recoat 24 h–7 d (25°C); recommended DFT 60–80 µm per coat.

Project Inquiry & Technical Support

Choosing the right epoxy anti-corrosion coating system is critical to project performance and durability.

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