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High thermal stability suitable for processing temperatures up to 1200 °C.
Excellent chemical resistance to acids, alkalis, and solvents in demanding industrial environments.
Consistent particle size distribution ensuring uniform color development and dispersion performance.
Non-toxic formulation compliant with major global regulatory frameworks including REACH and RoHS.
Low oil absorption enabling efficient pigment loading and improved rheology in high-solids formulations.
Ceramic glazes and underglaze decorations for tableware and architectural tiles.
High-performance refractory coatings used in kiln furniture and furnace linings.
Coloration of specialty glass including borosilicate and low-expansion technical glass.
Pigmentation of inorganic binders in fire-resistant construction materials.
Functional coloring agent in thermally stable polymer composites for aerospace components.
| Chemical Type | Mixed metal oxide (chromium-iron spinel based) |
| Product Form | Fine dry powder |
| Appearance | Dark green to black granular powder |
| Primary Applications | Ceramics, refractories, specialty glass, fire-resistant materials |
| Key Features | Thermal stability, chemical inertness, lightfastness, non-volatility |
| Benefits | Color consistency at high firing temperatures, minimal batch-to-batch variation, low volatility loss |
| Storage Conditions | Store in cool, dry location away from moisture and direct sunlight |
| Shelf Life | 36 months under recommended storage conditions |
Q1: What is the primary chemical composition and classification of Ferro V-9250?
A: Ferro V-9250 is a high-performance inorganic pigment based on a complex metal oxide system, engineered for thermal and chemical stability. It is classified as a non-heavy-metal, spinel-type pigment, designed to meet stringent regulatory expectations for industrial and functional applications.
Q2: Is Ferro V-9250 suitable for use in polymer systems exposed to elevated processing temperatures?
A: Yes — Ferro V-9250 exhibits excellent thermal stability and is routinely used in engineering thermoplastics and thermosets processed above 250 °C, including polyesters, polyamides, and polyphenylene sulfide. Its inorganic nature minimizes degradation and color shift during high-shear compounding and extrusion.
Q3: How does Ferro V-9250 perform under UV exposure and outdoor weathering conditions?
A: As a fully inorganic pigment, Ferro V-9250 delivers outstanding UV resistance and long-term lightfastness. It shows minimal fading or chalking in exterior applications such as architectural coatings, automotive plastics, and durable consumer goods when properly formulated and dispersed.
Q4: What dispersion methods are recommended for optimal color development and stability?
A: For best results, Ferro V-9250 should be incorporated using high-shear mixing or twin-screw compounding. Pre-dispersion in compatible carriers or masterbatch formulations is advised to ensure uniform distribution and avoid agglomeration. Surface treatment compatibility should be verified with the specific resin matrix.
Q5: Can Ferro V-9250 be used in food-contact or pharmaceutical packaging applications?
A: Ferro V-9250 is not pre-approved for direct food-contact applications under global food safety regulations. While its inorganic composition supports low extractability, formal compliance requires formulation-level testing and regulatory review by the end-user’s qualified safety team.
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