... 1. Introduction of equipmentWet cake is added into fluidized bed dryer (FBD) by conveyor, and fluidized by the hot air blowing through perforated plate ... type, multi-layer type, vertical type, horizontal multi-chamber type, vibration type, pulse type and inert particle type by structure etc ... FBD can also be used for slurry and paste. Moreover, vibration FBD can be used for cooling and grading.