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High thermal stability suitable for processing temperatures up to 600 °C.
Excellent chemical resistance to acids, alkalis, and solvents.
Non-toxic formulation compliant with global regulatory standards for industrial pigments.
Consistent batch-to-batch color reproducibility and high chroma blue hue.
Low oil absorption enabling efficient dispersion in inorganic binder systems.
Ceramic glazes and underglaze decorations.
High-temperature resistant coatings for architectural and industrial substrates.
Coloration of refractory materials including fireclay and alumina-based products.
Pigmentation of glass enamels and frits.
Stabilized coloring agent in cementitious and mineral-based construction materials.
| Chemical Type | Cobalt-aluminum spinel (CoAl₂O₄) |
| Product Form | Fine dry powder |
| Appearance | Deep blue to violet-blue granular powder |
| Primary Applications | Ceramics, refractories, high-temp coatings, glass enamels |
| Key Features | Thermal stability, UV resistance, inertness in alkaline environments |
| Benefits | No blooming, minimal migration, long-term color retention |
| Density | Approx. 4.1 g/cm³ |
| Particle Size (D50) | 1.2–1.8 µm |
Contact With Us:
E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
