Custom wastewater pretreatment trash rake vacuum rotary drum oil filter

In that device, a variety group of special-shape rake are arranged in a fixed arrangement order to form a closed rake chain on the rake shaft, and the lower part are installed in the water canal; When the sprocket rotates at a constant speed, the whole ra

Custom poultry farming equipment rotary drum vacuum filter for fish system

In that device, a variety group of special-shape rake are arranged in a fixed arrangement order to form a closed rake chain on the rake shaft, and the lower part are installed in the water canal; When the sprocket rotates at a constant speed, the whole ra