Research Article
Experimental Investigation on Flowability and Compaction Behavior of Spray Granulated Submicron Alumina Granules
Table 1
Slurry and spray drying variables.
| | Sample ID | Inlet air temperature (°C) | Outlet air temperature (°C) | Solid loading (wt%) | Atomization nozzle dia (mm) | Atomization air pressure (bar) | Feed rate
(mL/min) |
| | SG-20 | | | | | | | | b | 210 | 145 | 20 | 1.4 | 6 | 3.75 | | d | 210 | 145 | 20 | 1.4 | 6 | 5.0 | | f | 210 | 145 | 20 | 1.4 | 6 | 6.25 | | h | 210 | 145 | 20 | 1.4 | 6 | 7.5 | | SG-40 | | | | | | | | i | 210 | 148 | 40 | 1.4 | 6 | 3.75 | | k | 210 | 148 | 40 | 1.4 | 6 | 7.5 |
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Slurries with solid loading of 50 wt% could not be sprayed due to pump limitation.
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