QJB Stamped Stainless Steel Submersible Wastewater Mixer Brief Description QJB stamped stainless steel submersible mixer features lightweight stamped stainless steel impeller. With superior hydraulic efficiency and low energy consumption, it creates uniform mixing inside biochemical tanks and stops sludge settling. Different from cast iron mixers, its light weight reduces stress on installation frames. Product Overview This submersible mixer uses thin-wall stamped stainless