Mechanical wastewater treatment is the first and most important stage for the removal of large debris, solid mineral and organic impurities from wastewater, as well as preparation for further stages of water treatment. Nowadays, mechanical treatment facilities for industrial wastewater are in demand at modern enterprises, and their efficiency in removing undissolved, mineral and organic impurities from drains reaches 98%. This stage deserves special attention, because it allows you to prepare wastewater for further physico-chemical and biological treatment.