Ẹrọ eekanna okun yii jẹ ohun elo alurinmorin laifọwọyi pẹlu igbohunsafẹfẹ giga ati iyara giga.Fi eekanna irin sinu hopper lati dubulẹ laifọwọyi, disiki gbigbọn ṣeto aṣẹ àlàfo lati wọ inu alurinmorin ati ṣe awọn eekanna aṣẹ laini, ati lẹhinna rẹ eekanna sinu awọ fun idena ipata laifọwọyi, gbẹ ati ka laifọwọyi lati yi sinu eerun-apẹrẹ (alapin-dofun iru ati pagoda iru).Laifọwọyi ge ni ibamu si awọn ṣeto nọmba ti kọọkan eerun.