Mfg by AEC Enterprises in Iowa
1 is Model 2S-C05, new in 2008.
*220V, 14" x 62" grading area, 16/64 and 22/64 screens
1 is Model 2S-C02, new in 2005
These units have 2 air aspiration. They are designed to size seeds.
Used for small lots and research.
They were being used on seed corn and soybeans to size the grain. Other screens can be purchased.