SULFATE PROCESS - PLASTICS & MASTERBATCH
R-268
Sulfate process, high-performance rutile grade with alumina/organic treatment. Ideal for PVC/ABS/PS masterbatch, PVC pipe compounds with high gloss, scattering power, and durability.
R-268 is a rutile titanium dioxide pigment with alumina and organic surface treatment, offering a blue undertone, high gloss, high scattering power, high durability and excellent dispersibility, with outstanding covering power while helping retain the mechanical properties of finished products.
Applications
Recommended uses
- —PVC, ABS and PS masterbatch
- —PVC pipe compounds
Technical specifications
- TiO₂ content, %
- ≥ 95.00
- Brightness, %
- ≥ 94.8
- Tinting power (Reynolds number, TCS)
- ≥ 1850
- Volatile at 105 °C, %
- ≤ 0.5
- Matter soluble in water, %
- ≤ 0.5
- pH value
- 6.5 – 8.5
- Oil absorption, g/100g
- ≤ 17
- Fineness (45 µm sieve residue), %
- ≤ 0.02
- Rutile content, %
- ≥ 98.0
- Resistivity, Ω·m
- ≥ 80
- Oil dispersible power (Hegman)
- ≥ 6.0
- L*
- ≥ 100.0
- b*
- ≤ 1.50
- Surface treatment
- Alumina, organic
Typical values are representative production results provided for reference and do not constitute part of the product specification.
Storage
Store in a dry, well-ventilated area, protected from direct contact with moisture.
Packaging
25 kg, 500 kg and 1000 kg bags.