... 3. It is widely used in the dredge of silt, ore pulp, coal liquid, river, port and so on. Working conditions ... position:vertical Application: 1.Absorb the sand in the river, lake and sea.2.Absorb the silt and sand ... in the river, lake, sea, reservoir , pound , electric power plant .3. ... to contact us if have any question. Centrifugal river sand suction pump for sale