The copper core weighing several kilograms can be removed from the aerator.

100 kg. The motor of the aerator can produce 20% copper core. One motor weighs 500 kg and can remove 100 kg copper core. The aerator is a machine commonly used in fishery and aquaculture. Its main function is to increase the oxygen content in the water, ensure that the fish in the water will not lack oxygen, and at the same time, it can inhibit the growth of anaerobic bacteria in the water and prevent the deterioration of the pool water from threatening the living environment of fish.