Property | CR538 |
TiO 2 content % | 92-95 |
Rutile content % | ≥9 9.0 |
Color
(
compared with standard sample
)
L*( sample - standard sample ) s=(a 2 +b 2 ) 0.5 |
Not l
ower
than
≥-0.3 ≤0.5 |
Matter volatile at 105ºC % | ≤0.5 |
Matter soluble in water % | ≤0.5 |
Residue on s ieve 45µm % | ≤0.0 1 |
PH of aqueous suspension | 6. 0-8.0 |
Bright ness % | ≥98. 5 |
Oil absorption g/100g | ≤1 6.0 |
Tinting strength, R eynolds number | ≥ 2070 |
O il dispersibility um | ≤ 20.0 |
Fe ppm | ≤ 30.0 |