HYROX 313 Iron Oxide Yellow 25/1
HYROX 313 Iron Oxide Yellow is an inorganic pigment specifically formulated for industrial applications, possessing high purity and superior tinting strength. Chemically structured as iron hydroxide oxide (α-FeOOH), this product has a color index of Pigment Yellow 42 (77492). Presented in powder form, HYROX 313 provides excellent dispersion and color stability in the construction materials, paint, coating, and plastics sectors.
Key Features and Advantages
- High Tinting Strength: Offers 95-105% tinting performance compared to standards, creating a cost advantage in formulations.
- Excellent Dispersion: Disperses homogeneously within the system with a particle size of 0.1x0.6 μm.
- Safe Use: It is not classified as a hazardous substance according to EC 1907/2006 and EC 1272/2008 standards, complying with environmental and occupational safety standards.
- Broad Compatibility: Works seamlessly with various binder systems due to its 3-7 pH range and low moisture content (≤%1.0).
Technical Specifications
| Chemical Name | Iron Hydroxide Oxide (α-FeOOH) |
| CAS No / EC No | 51274-00-1 / 257-098-5 |
| Color Index | Pigment Yellow 42 (77492) |
| Content (α-FeOOH) | ≥ %86 |
| Oil Absorption | 25~35 ml/100g |
| pH Value | 3~7 |
| Specific Gravity | 4.1 g/cm³ |
| Bulk Density | 0.4~0.6 g/cm³ |
| Moisture Content | ≤ %1.0 |
Storage and Handling
The product should be protected from weather conditions and stored in a dry environment. It is typically shipped on pallets in 25 kg paper bags or 600 kg big bags. It has a long shelf life under correct storage conditions.
Frequently Asked Questions
It is widely used, particularly in the construction (coloring of concrete, tiles, paving stones), paint, coating, plastics, and rubber industries.
No, it is not classified as a hazardous substance according to REACH and EC regulations, and can be safely used in industrial applications.
It possesses a high tinting strength of 95% to 105% compared to standards, and the color deviation (ΔE) is ≤1.0.
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