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High thermal stability up to 800°C, suitable for high-temperature processing environments.
Excellent lightfastness and weather resistance, maintaining color integrity under prolonged UV exposure.
Non-toxic and heavy-metal-free formulation, compliant with global regulatory standards including EN 71-3 and RoHS.
Superior dispersion performance in aqueous and solvent-based systems, enabling uniform color development.
Chemically inert and resistant to acids, alkalis, and reducing agents, ensuring long-term pigment stability.
Ceramic glazes and frits for architectural tiles and sanitaryware.
High-performance coatings for industrial equipment and metal substrates.
Plastic coloration in polyolefins, engineering thermoplastics, and PVC compounds.
Concrete and mortar colorants for precast concrete elements and architectural concrete.
Specialty inks for heat-resistant labeling and ceramic decal printing.
| Chemical Type | Complex iron oxide-based inorganic pigment (Fe₂O₃–Cr₂O₃–ZnO system) |
| Product Form | Free-flowing fine powder |
| Appearance | Orange-red granular powder |
| Primary Applications | Ceramics, plastics, coatings, construction materials |
| Key Features | Thermal stability, lightfastness, chemical inertness, non-toxicity |
| Benefits | Color consistency, low dosage requirement, minimal impact on polymer mechanical properties |
| Storage Conditions | Store in cool, dry, well-ventilated area away from direct sunlight |
| Shelf Life | 36 months from date of manufacture under recommended storage conditions |
Q1: What is the primary chemical composition of Cathay FERROTINT Orange F6604?
A: Cathay FERROTINT Orange F6604 is an iron oxide-based inorganic pigment, formulated as a complex mixed-metal oxide system optimized for thermal and chemical stability. It does not contain heavy metals such as lead, cadmium, or chromium(VI), and is designed to meet current global regulatory expectations for restricted substances in industrial pigments.
Q2: Is this pigment suitable for high-temperature processing applications?
A: Yes — F6604 exhibits excellent thermal stability and retains its color integrity during high-temperature operations, including polymer compounding, ceramic glaze firing, and powder coating curing cycles. Its inorganic nature ensures minimal decomposition or discoloration under typical industrial thermal conditions.
Q3: How does F6604 perform in UV-exposed outdoor applications?
A: As a fully inorganic oxide pigment, F6604 demonstrates outstanding UV resistance and weatherfastness. It shows negligible fading or chalking when incorporated into exterior-grade plastics, architectural coatings, or concrete products, making it well-suited for long-term outdoor use.
Q4: Can F6604 be used in food-contact or pharmaceutical packaging materials?
A: While F6604 is inherently non-toxic and free from regulated heavy metals, its suitability for direct food-contact applications depends on final formulation compliance and regulatory review by the end-user’s qualified safety assessor. It is commonly used in indirect food packaging (e.g., outer cartons, labels) and industrial pharmaceutical packaging where migration concerns are mitigated by functional barriers.
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