•  Air/Screen Cleaners
   (Crippen)

•  Gravity Separators / Destoners
   (Oliver)

•  Color Sorters
   (Sortex)
   > Color Sorter Efficiency Comparison Chart
   > Color Sorter  Camera Resolution Comparison Chart

•  Treaters
   (Gustafson)

•  Aspirators
   (Carter Day, Kice, and Crippen)

•  Cylinder Sizers
   (Gustafson)

•  Length Graders
   (Crippen, and Carter Day)

•  Spirals
   (H & T, and Amos)