GELEN screw classifiers are used for washing and dewatering sand. It is an inclined conveyor which is composed of a tank in which the sand is washed and a spiral shaft which transports the washed sand up the incline to the chute during which the dewatering happens. GELEN has both the one spiral and the two spiral designs with different length selections suitable for different output needs.
| MAIN DIMENSIONS | OUTPUT TPH | POWER | WEIGHT | |||
| mm | 0 - 3 mm | 0 - 7 mm | kw | kg | ||
| Single | HY800 |
Ø800 x 8000 | 75 | 100 | 11 | 4,500 |
| Single | HY600 |
Ø600 x 6000 | 30 | 45 | 5.5 | 2,500 |
| Double | HY800-2 |
Ø800 x 8000 - 2 | 110 | 160 | 2x11 | 6,500 |
| Double | HY600-2 |
Ø600 x 6000 - 2 | 55 | 85 | 2x5.5 | 3,500 |
| Double | HY500-2 |
Ø500 x 58000 - 2 | 40 | 60 | 2x4 | 2,700 |