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Corrosion Protection - C3 & C4 System Powder Coating

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Durable Protective Coatings

Immediate application of NEOTec E20/PR epoxy anticorrosive primer (60–100 µm DFT), applied with Gema tribo technology for excellent coverage, even on complex geometries.

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Final Coating, High Performance Polyester

Final coating with high-performance polyester powder topcoats designed for outdoor durability and UV resistance.


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Advanced Powder Coating System – C3/C4 Corrosivity Category Protection

This two-layer system provides corrosion resistance in line with ISO 12944 C3 and C4 categories, suitable for:
• Industrial and coastal environments
• Structural steel components
• Machinery and enclosures
• Architectural metalwork and outdoor equipment

All processes are performed in-house, with strict control of surface preparation, coating thickness, and curing profiles.

Our powder coating line offers:
• Superior corrosion protection (C3–C4)
• Excellent edge and weld coverage
• Environmentally friendly, solvent-free process
• Consistent quality through automated process control

For projects requiring certified C4 or higher corrosion resistance, Stelco can provide system documentation and test data based on ISO 12944 and Qualisteelcoat-approved systems.

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