| 1) Chemical filtering alumina ball
A、Physical character
Density |
Water absorption（%）
|
Bulk density
|
Destroy load
|
Hardness(Mohs)
|
|
≤3.78/cm3
|
2
|
2.4-2.5
|
20KN
|
8
|
|
specification\Type
|
Density
|
Water absorption（%）
|
Destroy load
|
Acid & Alkali resstant
|
Hardness(Mohs)
|
|
TGT-50
|
≥2.4
|
2
|
≥1KM
|
≥95%
|
6
|
|
TGT-70
|
≥2.8
|
2
|
≥1.5KN
|
≥97%
|
7
|
|
TGT-80
|
≥3.0
|
2
|
≥1.8KN
|
≥98%
|
7.5
|
|
TGT-90
|
≥3.4
|
2
|
≥5.5KN
|
≥98%
|
8
|
B、Chemical character
| Specification\Type |
Al2O3
|
SiO2
|
Fe2O3
|
CaO
|
MgO
|
Na2O
|
|
TGT-50
|
≥50
|
≥47
|
≤1.0
|
≤0.5
|
≤0.5
|
≤1
|
|
TGT-70
|
≥70
|
≥23
|
≤0.8
|
≤1
|
≤1
|
≤1
|
|
TGT-80
|
≥80
|
≥16
|
≤0.5
|
≤0.5
|
≤0.5
|
≤1
|
|
TGT-90
|
≥90
|
≥6
|
≤0.1
|
≤0.5
|
≤0.5
|
0.5
|
2）Pollutant asorption alumina ball
A、Chemical composition
| Al2O3 |
SiO2
|
Fe2O3
|
Na2O
|
|
≥90%
|
≤0.2%
|
≤1%
|
0.1-2%
|
B、Physical character
| Size |
Surface
|
Pore capacity
|
Capacitance
|
Absorbability
|
Strength
|
Fire loss
|
|
2-7mm
|
≥260m2/g
|
≥0.4ml/g
|
≥0.6g/ml
|
（RH=60）13-18%
|
≥70N/ Grain
|
≤3%
|
3）Filtering ball for steel plant
A、Chemical composition
| Al2O3 |
SiO2
|
Fe2O3
|
Density
|
Pore rate
|
Press strengh
|
Temperature
|
Hardness
|
Size
|
|
15-99.5%
|
0.10-80%
|
≤1%
|
2.5-3.9g/m3
|
0.1-15%
|
≥150Mpa
|
1300-1800℃
|
≥7
|
6-60mm
|
|
