Item
(Rutile)
|
Specification
|
Actual measured value
|
||
High-class
|
First grade
|
qualified
|
||
TiO2 content % >=
|
95.0
|
95.0
|
95.0
|
95.5
|
Color(with sample)
|
no less
|
similar t
|
short slightly
|
similar t
|
Reducing power (TCS value)
|
1800
|
1700
|
1650
|
1750
|
SCX value >=
|
3.0
|
2.0
|
1.5
|
2.8
|
L value >=
|
94.5
|
94.0
|
93.5
|
94.5
|
B value <=
|
2.3
|
2.7
|
3.0
|
2.4
|
Oil absorption value g/100g <=
|
20
|
20
|
20
|
19.8
|
Hydrotrope % (m/m) <=
|
0.6
|
0.6
|
0.6
|
0.5
|
Aqueous suspension PH value
|
6.5-8.5
|
6.0-8.5
|
6.0-8.5
|
8.0
|
Screenings (45um) % <=
|
0.05
|
0.08
|
0.1
|
0.04
|
Content of rutile % >=
|
97.0
|
97.0
|
97.0
|
98.5
|