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WP is a chromium-free and phosphorus-free anti-corrosive pigment designed for coil coating primers, general industrial primers, and marine/automotive primers. It forms a protective film on metal substrates to enhance water resistance and salt spray resistance, meeting stringent environmental standards.
Product Features:
Suitablefor solvent-based and water-based primers with a film thickness ≥20 μm.Powderform for easy application.Significantlyimproves long-term water and salt spray resistance.
Applications:
Coilcoating primers, general industrial primers, marine/automotive primers.Effectiveon various metal substrates (carbon steel, stainless steel, alloys, etc.).Compatiblewith both solvent-based and water-based coatings.
Physicochemical Properties:
Property |
Value |
Appearance |
White powder |
Average Particle Size |
≤5 μm |
Bulk Density |
0.35~0.38 |
Recommended Dosage & Usage:
Water-based systems: 1–4% of total formulation.
Solvent-based primers: 3–7% of total formulation.
Packaging & Storage:
Packaging: 15 kg/bag.
Storage: Store in a sealed container in a cool, dry place (5–35°C).
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