Key Features and StructurePower Sources: Often powered by a 5.5hp–7.5hp gasoline engine or a 2.2kW electric motor, allowing for operation in rural, off-grid areas.Shelling Mechanism: Features a perforated concave shelling drum (often with welded radial bars or pegs) that uses friction and collision to remove kernels.Components: Main components include a feeding hopper, threshing chamber, blower unit, and separate outlets for grains and cobs.Design & Material: Built with heavy-duty steel for longevity.Mobility: Many models are designed to be portable or tractor-mounted, allowing for transport to different farms.Capacity: Ranges from 250kg/hour to 1800kg/hour, with some larger models achieving over 20 bags of 90kg per hour.