|
 Inert Alumina Ball
Support and Covering packing for catalyst
Al2O3 Content % |
20-25 |
25-45 |
45-70 |
70-90 |
90min |
Density g/cm3 |
2.0-3.8 |
Absorption % |
1-3 |
1 max |
Anti-acid % |
98 |
Anti-alkali % |
80 |
82 |
85 |
90 |
95 |
Spalling resistance ℃ |
250 |
300 |
500 |
700 |
800 |
Refractoriness ℃ |
1300 |
1400 |
1500 |
1600 |
1700 |
 Activated Alumina Ball
Catalyst support and covering packing to protect catalyst from poisoning and coking
|
VA-1 |
VA-2 |
VA-3 |
Appearance |
Yellowish brown |
Light yellow |
Light gray |
Bulk density g/cm3 |
1.2-1.4 |
1.1-1.3 |
1.1-1.3 |
Specific pore volume ml/g |
0.15-0.25 |
Spalling resistance ℃ |
500 |
600 |
600 |
Crushing strength N/Piece |
260-3500 |
Al2O3 Content % |
60 |
40 |
40 |
Active composition |
NiO. MoO3 |
NiO. WO3 |
CoO. MoO3 |
 Perforated Alumina Ball
Catalyst support and covering packing with high free volume and low pressure drop.
Al2O3 Content % |
20-25 |
25-45 |
45-70 |
70-90 |
90min |
Density g/cm3 |
1.8-2.6 |
Absorption % |
1-3 |
1 max |
Anti-acid % |
98 |
Anti-alkali % |
80 |
82 |
85 |
90 |
95 |
Spalling resistance ℃ |
250 |
300 |
500 |
700 |
800 |
Refractoriness ℃ |
1300 |
1400 |
1500 |
1600 |
1700 |
Porous Alumina Ball
Catalyst support and covering packing or carriers, whithe cellular strcture to filter the gum and solid particle impurities in the oil.
|
VP-1 |
VP-2 |
VP-3 |
Al2O3 % |
20-28 |
Al2O3 + SiO2% |
92 min |
Fe2O3 % |
1 max |
Porous diameter um |
0.5-35 |
40-100 |
110-1000 |
Porous radio % |
20-30 |
15-25 |
15-25 |
Penetrability m3.cm/m2.h.10Pa |
0.2-0.8 |
1-6 |
7-50 |
Anti-acid % |
98 |
98 |
96 |
Anti-alkali |
85 |
85 |
80 |
Spalling resistance ℃ |
800 |
800 |
800 |
Crushing strength N/Piece |
100-20000 |
Bulk Density g/cm3 |
0.5-1.5 |
Thermal storage Alumina Ball
Thermal storage packing in heat exchanger in air separation.
Al2O3 % |
20-25 |
Al2O3 + SiO2% |
92 |
Fe2O3 % |
1 |
Bulk density g/cm3 |
1.2-2.6 |
Specific heat J/Kg.K |
836 |
Specific heat conductance W/M.K |
2.7-2.9 |
Mohs Hardness |
6.5 |
Abrasion Loss % |
0.05 |
Absorption % |
1 |
Refractory Alumina Ball
Catalyst support and covering packing used in shift converter and reformer in ammonia plant etc.
Refracoriness ℃ |
1770 |
Crushing strength N/Piece |
400-15000 |
Loading refractoriness ℃ |
1450 |
Porosity % |
21 |
Reburning shrinkage % |
0.1 |
|
