The slurry pump 3DN is a new type product, specially designed for the leakage blocking and suited for the waterproof wall in underground engineering, breast wall, leakage blocking in mine, wall protection in well and some basic engineering etc. It’s a kind of light and special high pressure pump with fixed flow rate and the medium to be pumped can be clear water, some liquids with particles or viscous fluid as well as slurry with high density.