I-screw conveyor noma i-auger conveyor iwumshini osebenzisa i-screw blade ye-helical ejikelezayo, ebizwa ngokuthi "indiza", ngokuvamile ngaphakathi kweshubhu, ukuhambisa izinto eziwuketshezi noma eziyimbudumbudu.Asetshenziswa ezimbonini eziningi zokuphatha ngobuningi.Ama-screw conveyors embonini yesimanje ngokuvamile asetshenziswa ngokuvundlile noma ekuthambekeni okuncane njengendlela ephumelelayo yokuhambisa izinto ezingaqinile, okuhlanganisa udoti wokudla, amapulangwe ezinkuni, ama-aggregate, okusanhlamvu, okuphakelayo kwezilwane, umlotha obhayela, inyama, nokudla kwamathambo, ukudla kukamasipala. udoti oqinile, nabanye abaningi.