Typical Applicaitons
- Pseudo boehmite is used as a binder for catalytic cracking catalysts and adsorbents.
- It is also a raw material for activated alumina.
1、Normal pseudo boehmite in large volume series:
| Item No. | SiO2 % | Fe2O3 % | Na2O % | SO42- % | BET m2/g | Pore Volume ml/g | Dry Basis % | Gel Index % |
| PN-10 | ≤0.02 | ≤0.01 | ≤0.05 | ＜2.5 | ≥300 | ≥1.1 | 70-72 | 10-20 |
| PN-1 | ≤0.02 | ≤0.01 | ≤0.05 | ＜1.0 | ≥280 | ≥1.1 | 70-72 | 5-20 |
| PN-2 | ≤0.02 | ≤0.01 | ≤0.05 | ＜1.0 | ≥280 | ≥1.1 | 70-72 | 20-30 |
| PN-3 | ≤0.02 | ≤0.01 | ≤0.05 | ＜1.0 | ≥260 | ≥1.1 | 70-72 | 30-40 |
| PN-4 | ≤0.02 | ≤0.01 | ≤0.05 | ＜1.0 | ≥260 | ≥1.1 | 70-72 | 40-50 |
| P2 | 1.8-2.2 | ≤0.01 | ≤0.05 | ＜2.0 | ≥380 | ≥1.2 | 70-72 | 10-20 |
| P4 | 3.8-4.2 | ≤0.01 | ≤0.05 | ＜2.0 | ≥400 | ≥1.2 | 70-72 | 10-20 |
| P8 | 8.0-8.5 | ≤0.01 | ≤0.05 | ＜2.0 | ≥400 | ≥1.2 | 70-72 | 10-20 |
| PB265 | ≤0.02 | ≤0.01 | ≤0.05 | ＜2.5 | ≥250 | 0.78-0.9 | 70-72 | 50-60 |
2. Non SO42- pseudo boehmite series:
| Item No. | SiO2 % | Fe2O3 % | Na2O % | BET m2/g | Pore Volume ml/g | Dry Basis % | Gel Index % |
| PN-1N | ≤0.02 | ≤0.01 | ≤0.05 | ≥250 | ≥1.1 | 70-72 | 5-20 |
| PN-2N | ≤0.02 | ≤0.01 | ≤0.05 | ≥260 | ≥1.1 | 70-72 | 20-30 |
| PN-3N | ≤0.02 | ≤0.01 | ≤0.05 | ≥260 | ≥1.1 | 70-72 | 30-40 |
| P2N | ≤2.1 | ≤0.01 | ≤0.05 | ≥360 | ≥1.2 | 70-72 | – |
| P4N | ≤4.2 | ≤0.01 | ≤0.05 | ≥380 | ≥1.2 | 70-72 | – |
3. Pseudo boehmite in high purity series:
| Item No. | Si ppm | Fe ppm | Na ppm | Ca ppm | SO42- % | BET m2/g | Pore Volume ml/g | Dry Basis % | Gel Index % |
| PNP-2 | ≤50 | ≤50 | ≤50 | ≤50 | 0 | ≥260 | ≥1.1 | 70-72 | 20-30 |
| PNP-3 | ≤50 | ≤50 | ≤50 | ≤50 | 0 | ≥250 | ≥1.1 | 70-72 | 30-40 |
| PNP-5 | ≤50 | ≤50 | ≤50 | ≤50 | 0 | ≥250 | ≥1.1 | 70-72 | 48-55 |
| FSB | ≤50 | ≤50 | ≤50 | ≤50 | 0 | ≥220 | 0.55-0.65 | 70-72 | ≥90 |
| FSB-S | ≤50 | ≤50 | ≤50 | ≤50 | 0 | ≥220 | 0.50-0.55 | 70-72 | ≥90 |
4. Modified pseudo boehmite series:
| Item No. | SiO2 % | Fe2O3 % | Na2O % | SO42- % | BET m2/g | Pore Volume ml/g | Dry Basis % | Gel Index % | |
| BPN | B: 1% | ≤0.02 | ≤0.01 | ≤0.05 | ＜1.0 | ≥300 | ≥1.1 | 70-72 | 10-20 |
| PPN | P2O5: 4% | ≤0.02 | ≤0.01 | ≤0.05 | – | ≥350 | ≥1.1 | 70-72 | – |
| PPN | P2O5: 2% | ≤0.02 | ≤0.01 | ≤0.05 | 0 | ≥330 | ≥1.1 | 70-72 | – |
| BP2 | B: 1% Si:2% | ≤0.02 | ≤0.01 | ≤0.05 | ≤1.5 | ≥400 | ≥1.1 | 70-72 | – |
| LPZ | La2O3: 3% | ≤0.02 | ≤0.01 | ≤0.05 | ＜0.5 | ≥240 | ≥0.7 | 70-72 | 60-80 |
5.Silicon aluminum dry adhesive series:
This series of products is equivalent to SASOL’s SIRAL series products, and products with NA2O<0.005% can be customized according to customer needs.
| Item No. | Al2O3:SiO2 | Fe2O3 % | Na2O % | BET m2/g | Pore Volume ml/g | Dry Basis % | Bulk Density |
| SA10 | 90:10 | ＜0.01 | ＜0.05 | ＞350 | ＞0.7 | ＞70 | ＞0.3 |
| SA20 | 80:20 | ＜0.01 | ＜0.05 | ＞350 | ＞0.8 | ＞70 | ＞0.3 |
| SA28 | 72:28 | ＜0.01 | ＜0.05 | ＞380 | ＞1.3 | ＞70 | ＜0.15 |
| SA30 | 70:30 | ＜0.01 | ＜0.05 | ＞350 | ＞0.9 | ＞70 | ＞0.3 |
| SA40 | 60:40 | ＜0.01 | ＜0.05 | ＞350 | ＞0.9 | ＞70 | ＞0.3 |