Pseudo-boehmite supplier.manufacture,
,
Non-toxic, tasteless, odorless, white gelatinous (wet) or powder (dry), crystal phase purity, good molding performance, with thixotropic gel characteristics.
This product is mainly used as catalyst carrier — raw material of activated alumina, and can also be used as molding binder of molecular sieve and silicate refractory fiber products, such as binder of semi-synthetic rare earth y-type molecular sieve cracking catalyst, ethylene catalyst for alcohol dehydration and ethylene oxide catalyst.
| Chemical composition: |
| AlOOH.xH2O |
| Crystal structure: |
| Boehmite |
| Al2O3 |
min 80% |
| Appearance: |
| white powder |
|
| Chemical Purity(typical)
|
|
Main Physical Parameters(B8017,typical)
|
|
| Bulk Density (g/ml) |
0.4-0.6 |
| Specific Surface Area (m2/g) |
142.8 |
| Pore Volume (ml/g) |
0.73 |
| Mean Pore Diameter (nm) |
19.8 |
| Pore Diameter Distribution |
2nm-40nm,min 95% |
| Calcined |
(600°C.3h) |
| Specific Surface Area (m2/g): |
140.9 |
| Pore Volume (ml/g) |
0.77 |
| Mean Pore Diameter (nm) |
23.3 |
| Pore Diameter Distribution |
2nm-40nm,min 95% |
| Calcined |
(1000 degree centigrad.3h) |
| Specific Surface Area(m2/g) |
107.5 |
| Pore Volume (ml/g) |
0.80 |
| Mean Pore Diameter (nm) |
31.6 |
| Pore Diameter Distribution |
2nm-80nm,min 95%
|
|
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