High alumina ball is widely used as catalyst and adsorbent bed support in refining, petrochemical and gas processing applications, where low silica content or high density is required.
Available sizes: 3mm, 6mm, 10mm, 13mm, 19mm, 25mm, 38mm, 50mm, 75mm
Chemical composition:
|
SiO2 |
≤0.20% |
|
Al2O3 |
≥99.2% |
|
CaO |
0.08% |
|
TiO2 |
0.05% |
|
MgO |
0.05% |
|
K2O |
0.04% |
|
Na2O |
0.09% |
|
leachable Iron |
less than 0.01% |
Physical properties
|
Free volume (%) |
40 |
|
Water absorption (wt. %) |
＜3 |
|
Hardness, Mohs' |
＞8 |
|
Particle density ( gm/cc ) |
3.5 |
|
Bulk density (kg/m3) |
1900-2100 |
|
Maximum operating temperture(℃) |
1800 |
Crush Strength
|
Size |
Crush strength, lbs(kg) |
|
3mm (1/8") |
200 (90) |
|
6mm (1/4") |
450(205) |
|
10mm (3/8") |
880 (400) |
|
13mm(1/2") |
1870 (850) |
|
19mm(3/4") |
2860(1300) |
|
25mm(1") |
3740(1700) |
|
30mm(1-1/4") |
3740(1700) |
|
38mm(1-1/2") |
4840(2200) |
|
50mm(2") |
5500 (2500) |