This is a complete system manufactured by Key Technology in 2021 and has previously been used for grading sprouts. This is a high-capacity optical colour sorting system capable of processing up to 15 tonnes per hour, depending on product characteristics and quality requirements. The system comprises of: 1 x Elevator conveyor with blue flighted belt on fixed stainless-steel frame; 1 x Vibratory shaker cleaner conveyor (Model SH ); 1 x Optical colour grader sorter with pneumatic rejectors and HMI operator touchscreen control (Model Tegra T ); 1 x Vibratory feeder conveyor for off-take of waste product (Model SH ).