The dewatering jiki an kafa ta dunƙule axis tare da gyarawa da motsi faranti overlapping, kamar yadda ciki diamita na dunƙule axis ya fi girma fiye da motsi farantin, motsi farantin yi da madauwari motsi tare da dunƙule axis don hana clogging.Wurin da ke tsakanin gyare-gyare da faranti masu motsi ya zama ƙarami da ƙarami tare da jagorancin laka.Bayan maida hankali na nauyi, ana jigilar sludge zuwa sassan bushewa, yana zubar da ruwa a ƙarƙashin matsi na ciki na farantin baya.