Optical Grading
Tong Engineering’s optical sorting equipment is out of this world. Watch these fully automated machines in action, neatly and efficiently sorting through an entire harvest and identifying any crops which are not suitable for putting on the supermarket shelves. The need for manual sorting is completely removed.

Potato Washing and Sorting Line »
Crops: Potatoes
Applications: Washing, Grading, Polishing, Optical Grading, Processing
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Seed Potato Grading & Optical Sorting Line »
Crops: Potatoes
Applications: Grading, Box & Bag Handling, Optical Grading
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Brussels Sprouts Grading & Sorting Line »
Crops: Brussel Sprouts
Applications: Grading, Packing, Optical Grading, Processing
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Integrated Optical Sorter with Tong Caretaker grader »
Crops: Potatoes
Applications: Grading, Cleaning, Optical Grading
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Visar Potato Optical Sorting & Grading Line »
Crops: Potatoes
Applications: Grading, Optical Grading
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Carrot Optical Sorting Line at Poskitts Carrots »
Crops: Carrot
Applications: Grading, Packing, Optical Grading, Processing
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Optical Carrot Sorter – Visar Sortop – distributed by Tong »
Crops: Carrot
Applications: Optical Grading
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