Specifications
Silicon Dioxide, a kind of low index material, is used more widely than any other crystalline compound. such as its transparency
Technical data
|
Type
Item
|
TSA-220
|
TSA-230
|
TSA-250
|
TSA-260
|
TSA-270
|
TSA-220L
|
TSA-230L
|
TSA-250L
|
TSA-260L
|
TSA-270L
|
|
Content of SiO2
(dry basis) %
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
99.3
|
|
Porosity ml/g
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
1.8~2.0
|
|
Oil factor g/100g
|
280~330
|
270~320
|
260~310
|
250~300
|
250~300
|
280~330
|
270~320
|
260~310
|
250~300
|
250~300
|
|
ParticleSize(Malvent),um
|
2~2.5
|
3~3.5
|
4~4.5
|
5~5.5
|
6~7
|
2~2.5
|
3~3.5
|
4~4.5
|
5~5.5
|
6~7
|
|
Loss on drying (105°C, 2Hrs), %
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
≤5
|
|
Ignition loss(1000°C,2Hrs), %
|
≤7
|
≤7
|
≤7
|
≤7
|
≤7
|
≤10
|
≤10
|
≤10
|
≤10
|
≤10
|
|
Whiteness
|
95
|
95
|
95
|
95
|
95
|
95
|
95
|
95
|
95
|
95
|
|
PH(5% liquor)
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
|
Surface treatment
|
Special
|
Special
|
Special
|
Special
|
Special
|
Special+wax
|
Special+wax
|
Special+
|
|
|