|
Item
|
Index
|
|
Titanium Dioxide Content, %
|
≥94.0
|
|
Rutile Content, %
|
≥97.0
|
|
Whiteness, %
|
≥ 96.0
|
|
Tinter reducing power, compared with standard samples
|
≥105
|
|
105°C volatile matter, %
|
≤0.5
|
|
Water solubles, %
|
≤0.3
|
|
pH-value of aqueous suspension
|
6.5-7.5
|
|
Oil absorption, g/ 100g
|
≤20
|
|
Residue on sieve 45μm, %
|
≤0.05
|
|
Resistivity of aqueous extract, Ω.cm
|
≥4000
|
titanium dioxide rutile R218 is suitable for plastic, color master batch(PVC, PE, polystyrene and polyurethane etc.), tubing, rubber and leather industries etc.