The DESAL alumina family consists of diverse members with distinctive properties,allowing customers to choose ones that work with their particular applications.Through our state-of-the-art calcination and miling processes,key properties such as purity,chemical stability,micro-structure,and a-Al₂O₃ phase can be well controlled within a specified range.
Activated Alumina-Mono Modal
|
Items
|
DESAL SERIES |
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|
07RAL |
10RAL |
15RAL |
20RAL |
07RA |
10RA |
15RA |
20RA |
25RA |
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|
Chemical Properties |
Typical Value |
|||||||||
|
Al₂O₃ by difference |
[%] |
99.7 |
99.7 |
99.7 |
99.7 |
99.6 |
99.6 |
99.6 |
99.6 |
99.6 |
|
Na₂O |
[%] |
0.09 |
0.09 |
0.08 |
0.12 |
0.33 |
0.30 |
0.28 |
0.26 |
0.26 |
|
SiO₂ |
[%] |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
|
Fe₂O₃ |
[%] |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
|
Physical Properties |
Typical Value |
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|
Particle Size D50 |
[um] |
0.7 |
1.0 |
1.4 |
2.0 |
0.8 |
1.0 |
1.5 |
2.0 |
2.6 |
|
Particle Size D90 |
[um] |
3.2 |
3.5 |
4.3 |
5.8 |
3.5 |
3.5 |
4.6 |
6.1 |
7.2 |
|
Surface Area/BET |
[m²/g] |
6.2 |
3.5 |
3.0 |
2.3 |
4.9 |
3.6 |
3.0 |
2.1 |
1.6 |
Activated Alumina Bi-Modal/Multi-Modal
|
Items
|
Bi-Modalal |
Multi-Modal |
||||
|
DESAL 13RABL |
DESAL 22RABL |
DETAL 765C |
DESAL 27RABL |
DESAL 15RAM |
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|
Chemical Properties |
Typical Value |
|||||
|
Al₂O₃ by difference |
[%] |
99.7 |
99.7 |
99.7 |
99.7 |
99.6 |
|
Na₂O |
[%] |
0.12 |
0.09 |
0.13 |
0.06 |
0.26 |
|
SiO₂ |
[%] |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
|
Fe₂O₃ |
[%] |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
|
Physical Properties |
Typical Value |
|||||
|
Particle Size D50 |
[um] |
1.3 |
2.2 |
2.5 |
2.6 |
1.5 |
|
Particle Size D90 |
[um] |
4.2 |
7.1 |
7.7 |
8.0 |
9.0 |
|
Surface Area/BET |
[m²/g] |
4.5 |
2.7 |
2.9 |
2.4 |
3.8 |
Calcined Alumina
|
Items
|
DESAL SERIES |
||||||
|
30CAL |
40CAL |
50CAL |
30CA |
40CA |
50CA |
||
|
Chemical Properties |
Typical Value |
||||||
|
Al₂O₃ by difference |
[%] |
99.7 |
99.7 |
99.7 |
99.5 |
99.5 |
99.5 |
|
Na₂O |
[%] |
0.06 |
0.06 |
0.06 |
0.29 |
0.27 |
0.27 |
|
SiO₂ |
[%] |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
0.03 |
|
Fe₂O₃ |
[%] |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
|
Physical Properties |
Typical Value |
||||||
|
Particle Size/Wet Sieve<45um |
[%] |
99.0 |
99.0 |
98.0 |
99.0 |
99.0 |
98.0 |
|
Particle Size D50 |
[um] |
3.4 |
4.2 |
5.6 |
3.4 |
4.2 |
5.6 |
|
Surface Area/BET |
[m²/g] |
1.0 |
0.9 |
0.8 |
1.0 |
0.9 |
0.8 |
