Submersible slurry pumps can be widely used in mining, electric power, metallurgy, coal, environmental protection and other industries to transport abrasive slurries containing solid particles. Such as slurry transportation in metallurgical dressing plants, hydraulic ash removal in thermal power plants, coal slurry and heavy medium transportation in coal washing plants, dredging of rivers, river desilting, etc. In the chemical industry, some corrosive slurries containing crystals can also be transported.