Fibre Grade (Polyester Polymerisation)
HA-600 is an anatase titanium dioxide subjected to ultra-fine grinding and inorganic surface treatment with additives. It offers good water dispersion, uniform particle-size distribution, high retention rate and reduced dosage, and is suitable for polyester filament and staple fibres.
Tested values per lot are provided with every shipment in the Certificate of Analysis (COA).
| Property | Specification |
|---|---|
| TiO₂ Content | ≥98.6 % |
| Moisture | ≤0.3 % |
| Sieve Residue on 45 µm (325 mesh) | ≤0.03 % |
| Oil Absorption | ≤20 g/100g |
| pH of Water Suspension | 6.5–7.5 |
| Relative Tinting Strength | ≥100 % |
| Specific Resistivity | ≥5000 Ω·cm |
| Fe₂O₃ | ≤0.004 % |
| L* (Lightness) | ≥98 % |
| b* (Yellowness) | ≤0.5 |
| Average Particle Size | 0.32–0.36 µm |
| Appearance | White Powder |
| Crystal Structure | Anatase |
| Main Uses | Polyester filament fibre, staple fibre |
| Packing | 25 kg/bag or 500 kg jumbo bag |
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