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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 dispersion and color development.
Non-toxic and heavy-metal-free formulation compliant with global regulatory requirements including RoHS and REACH.
Outstanding lightfastness and weather resistance for long-term outdoor performance.
Ceramic glazes and underglaze decorations for tableware and architectural tiles.
High-performance refractory coatings used in kiln furniture and furnace linings.
Coloration of technical glass, including borosilicate and aluminosilicate compositions.
Pigmentation of specialty concrete and fiber-cement façade elements.
Functional colorants in heat-resistant plastics for automotive under-hood components.
| Chemical Type | Complex metal oxide (spinel-based) |
| Product Form | Fine free-flowing powder |
| Appearance | Uniform dark gray to black granular powder |
| Primary Applications | Ceramics, refractories, technical glass, construction materials |
| Key Features | Thermal stability, chemical inertness, UV resistance, non-volatile |
| Benefits | Color consistency at high firing temperatures, minimal batch variation, low dust generation |
| Storage Conditions | Store in dry, cool, well-ventilated area; protect from moisture |
| Regulatory Compliance | REACH registered; RoHS 2015/863/EU compliant; no SVHCs above threshold |
Q1: What is the primary chemical composition of Ferro SPP-1050?
A: Ferro SPP-1050 is a high-performance inorganic pigment based on a stabilized mixed-metal oxide system, engineered for thermal and chemical stability in demanding polymer processing environments.
Q2: Is SPP-1050 suitable for food-contact plastics?
A: Yes — SPP-1050 is formulated to meet global regulatory expectations for pigments used in food-contact applications, including compliance with FDA 21 CFR §178.3297 and EU Directive 2002/72/EC for non-volatile colorants, subject to final formulation validation.
Q3: How does SPP-1050 perform under high-temperature processing conditions?
A: SPP-1050 exhibits excellent thermal stability, maintaining color integrity and minimal degradation during extrusion, injection molding, and compounding processes up to 300°C, making it well-suited for engineering thermoplastics such as polyesters, polyamides, and polyphenylene sulfide.
Q4: Can SPP-1050 be used in transparent or translucent polymer systems?
A: While primarily designed for opaque or semi-opaque applications, SPP-1050 can deliver acceptable transparency in thin-section parts when dispersed at low loadings in highly compatible resins; optimal clarity requires careful dispersion optimization and resin selection.
Q5: What are the recommended dispersion methods for achieving optimal color development?
A: High-shear compounding — such as twin-screw extrusion with optimized screw configuration and residence time — is strongly recommended. Pre-dispersed masterbatches or liquid dispersions may also be used depending on production scale and equipment capabilities.
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