It is used to sort out the coarsest impurities that are undesirable for further processing. Using star-shaped rubber discs it retains and diverts coarse dirt into the hopper behind the classifier.
| BASIC DIMENSIONS | |
| TYPE | KT 300 |
| LENGTH | 2 000–6 000 mm |
| WIDTH | 300 mm |
| INPUT | 2 kW |
| OUTPUT | 15 m3/hod |
| WEIGHT | 1 750 kg |