Drier for food waste disposal system

A drier for a food waste disposal system comprising:

• a hollow drum having a charge port into which dehydrated food waste is charged and a discharge port through which dried food waste is discharged;
• an agitating screw having a rotating thread which is rotatably disposed in an inner space of the drum and agitates and crushes the dehydrated food waste charged into the drum, and a rotating shaft around which the rotating thread is helically disposed;
• a motor installed on a first end of the drum and providing a rotating force to the agitating screw;
• a crusher having a circular crush plate that is installed on a second end of in an inner space of the drum in which the motor is coupled with the agitating screw and which has a plurality of inclined crushing blades arranged radially, and an arcuate crush plate support which is installed around an upper portion of the crush plate;
• and
• a heater installed on an outer surface of the drum which when powered provides high-temperature heat for the inner space of the drum thereby drying the food waste.