Vertical vacuum drying with mechanical agitation and indirect heat transfer.
Material is agitated inside the vertical heated vessel while vacuum lowers the boiling temperature. The agitator renews contact with the heat-transfer surface and the vapor is withdrawn through the top filtration and vacuum connection.

| Model | LJG-750 | LJG-1000 | LJG-1500 |
| Drying Capacity (kg/batch) | 200–300 | 300–400 | 400–600 |
| Agitator Motor Power (kW) | 11 | 15 | 18.5 |
| Jacket Pressure (MPa) | 0.3 | 0.3 | 0.3 |