Drying 713 soivent toxic sold 7 air oxidation flammable medium agitation 7 vacuu fHuld-bed vacuum shell vacuum shelf dryer pan dryer dryer Figure 2. Flowchart for selection of a batch dryer Table 1. Data To Be Assessed Before Attempting Drying Selection Production capacity(kg/h) Initial moisture content Particle size distribution Drying curve Maximum allowable product temperature Explosion characteristics(vapor/air and dust/air) Toxicological properties already gained Moisture isotherms Contamination by the drying gas Corrosion aspects Physical data of the relevant materialsDrying 713 nuximum product temperature <40T 7 solvent 7 air oxidation ? no r, average paate sire >.1 nirn 7 flarnniable vapour 7 /q fkr1d:bed '01 LtationrequiredlM gentle agitation 712 ?I shelf dryer medium agitation 7 ,Ino * G3 , vacuum tumbler/ paddle Figure 2. Flowchart for selection of a batch dryer. Table 1. Data To Be Assessed Before Attempting Drying Selection - Production capacity (kgh) - Initial moisture content - Particle size distribution - Drying curve - Maximum allowable product temperature - Explosion characteristics (vapodair and dust/air) - Toxicological properties - Experience already gained - Moisture isotherms - Contamination by the drying gas - Corrosion aspects - Physical data of the relevant materials