Chosindikizira chotsukira madzi chopangidwa ndi haibar chimagwiritsa ntchito chotsukira madzi chopangidwa ndi sludge dewatering screw filter.mfundo za kayendetsedwe ka madzi ndi mphamvu, kuchotsa madzi pang'ono, kupanikizika koyenera ndi kukulitsa njira yochotsera madzi. Zipangizo zatsopanozi, zapamwamba kwambiri kuposa zida zachikhalidwe zochotsera madzi zomwe zimatsekeka mosavuta, siziyenera kugwiritsidwa ntchito ndi matope osakhuthala komanso matope amafuta ambiri, zomwe zimagwiritsidwa ntchito kwambiri komanso zovuta kugwiritsa ntchito, zimathetsa mavutowa bwino ndipo zimagwira ntchito bwino komanso zimasunga mphamvu.