- Subframe that includes discharging waste boxes
- Sieving structure installed on elastic elements, with two triple superposed sieving lines
- Two motovibrator give an alternating movement to the sieving structure
- Feeding group adjustable for a uniform distribution of the product on the whole width of the sieve, directly connected to the aspiration, to avoid condensation
- Aluminum sieves with sliding brushes on cursors with reversible movement for cleaning
- Collection channels
- Two independent aspiration chambers divided in sections with air regulation valves with micrometrical opening
- Connection channels to the central aspiration
